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PUBLICATIONS

2024.07.11


*Japanese articles are not listed on this page.

2024

  • Methou, P., Ogawa, N.O., Nomaki, H., Ohkouchi, N., Chen, C., and Schnabel, K. (2024) Genetic connectivity and isotopic niches of alvinocaridid shrimps from chemosynthetic habitats in Aotearoa/New Zealand, with a new Alvinocaris species. Marine Ecology Progress Series, 739, 85-109. doi:10.3354/meps14611. [Abstract]
  • Nishihara, A., Tsukatani, Y., Azai, C., and Nobu, M.K. (2024) Illuminating the coevolution of photosynthesis and Bacteria. Proceedings of the National Academy of Sciences, 121(25), e2322120121. doi:10.1073/pnas.2322120121. [Abstract]
  • Sproson, A.D., Yokoyama, Y., Miyairi, Y., Aze, T., Clementi, V.J., Riechelson, H., Bova, S.C., Rosenthal, Y., Childress, L.B., and the Expedition 379T Scientists. (2024) Near-synchronous Northern Hemisphere and Patagonian Ice Sheet variation over the last glacial cycle. Nature Geoscience, 17, 450-457. doi:10.1038/s41561-024-01436-y. [Abstract]
  • Furusho, A., Ishii, C., Akita, T., Oyaide, M., Mita, M., Naraoka, H., Takano, Y., Dworkin, J.P., Oba, Y., Koga, T., Fukushima, K., Aoki, D., Hashiguchi, M., Mita, H., Chikaraishi, Y., Ohkouchi, N., Ogawa, N.O., Sakai, S., Glavin, D.P., Elsila, J.E., Parker, E.T., Aponte, J.C., McLain, H.L., Orthous-Daunay, F.-R., Vuitton, V., Thissen, R., Wolters, C., Schmitt-Kopplin, P., Ruf, A., Isa, J., Hertkorn, N., Eiler, J.M., Yoshimura, T., Sugahara, H., Graham, H.V., Furukawa, Y., Araoka, D., Tanaka, S., Yoshikawa, T., Kabashima, F., Sasaki, K., Sato, H., Yamazaki, T., Onose, M., Morita, M., Kimura, Y., Kano, K., Aoki, J., Fujishima, K., Nomura, S.-i., Tachibana, S., Nakamura, T., Noguchi, T., Okazaki, R., Yabuta, H., Yurimoto, H., Sakamoto, K., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Terui, F., Nakazawa, S., Okada, T., Watanabe, S.-i., Tsuda, Y., and Hamase, K. (2024) Enantioselective three-dimensional high-performance liquid chromatographic determination of amino acids in the Hayabusa2 returned samples from the asteroid Ryugu. Journal of Chromatography Open, 5, 100134. doi:10.1016/j.jcoa.2024.100134. [Open Access]
  • Hashizume, K., Ishida, A., Chiba, A., Okazaki, R., Yogata, K., Yada, T., Kitajima, F., Yurimoto, H., Nakamura, T., Noguchi, T., Yabuta, H., Naraoka, H., Takano, Y., Sakamoto, S., Tachibana, S., Nishimura, M., Nakato, A., Miyazaki, A., Abe, M., Okada, T., Usui, T., Yoshikawa, M., Saiki, T., Terui, F., Tanaka, S., Nakazawa, S., Watanabe, S.-i., Tsuda, Y., Broadley, M.W., Busemann, H.,and the Hayabusa2 Initial Analysis Volatile Team. (2024) The Earth atmosphere-like bulk nitrogen isotope composition obtained by stepwise combustion analyses of Ryugu return samples. Meteoritics & Planetary Science, in press. doi:10.1111/maps.14175. [Open Access]
  • Nomaki,H., Chen, C., Ogawa, N.O., Miyairi, Y., Ohkouchi, N., Makabe, A., Kawagucci, S., Yokoyama, Y., and Shimanaga, M. (2024) Elucidating carbon sources of hydrothermal vent animals using natural 14C abundances and habitat water temperature. Limnology and Oceanography, 69(5), 1270-1284. doi:10.1002/lno.12570. [Open Access]
  • Higuchi, T., Chung, M.-T., Yoshikawa, C., and Minegishi, Y. (2024) Editorial: Sharing technical knowledge to understand the distribution patterns and migration history of marine organisms. Frontiers in Marine Science, 11:1392102. doi:10.3389/fmars.2024.1392102. [Open Access]
  • Nitzsche, K.N., Ishikawa, N.F., Yoshimura, T., Kajita, H., Kawahata, H., Ogawa, N.O., Suga, H., and Ohkouchi, N. (2024) Historical trend of polycyclic aromatic hydrocarbons in a sediment core from Osaka Bay during the Meghalayan. The Holocene, 34(7), 860-869. doi:10.1177/09596836241236320. [Abstract]
  • Uchida-Fukuhara, Y., Shimamura, S., Sawafuji, R., Nishiuchi, T., Yoneda, M., Ishida, H., Matsumura, H., and Tsutaya, T. (2024) Palaeoproteomic investigation of an ancient human skeleton with abnormal deposition of dental calculus. Scientific Reports, 14: 5938. doi:10.1038/s41598-024-55779-y. [Open Access]
  • Sugahara, H., Yoshimura, T., Tamenori, Y., Takano, Y., Ogawa, N.O., Chikaraishi, Y., and Ohkouchi, N. (2024) Nitrogen K-edge X-ray adsorption near-edge structure spectroscopy of chemically adsorbed ammonia gas on clay minerals and the 15N/14N-nitrogen isotopic fractionation. Analytical Sciences, 40: 781–789. doi:10.1007/s44211-023-00503-5. [Open Access]
  • Kobayashi, K., Isobe, N., Kusumi, R., Nemoto, J., and Wada, M. (2024) Elucidation of the Specific Ion Effects and Intermediate Structures of Cellulose Fibers Swollen in Inorganic Salt Solutions via In Situ X-ray Diffraction. Biomacromolecules, 25(2), 864–870. doi:10.1021/acs.biomac.3c01016. [Open Access]
  • Omura, T., Isobe, N., Miura, T., Ishii, S., Mori, M., Ishitani, Y., Kimura, S., Hidaka, K., Komiyama, K., Suzuki, M., Kasuya, K.-i., Nomaki, H., Nakajima, R., Tsuchiya, M., Kawagucci, S., Mori, H., Nakayama, A., Kunioka, M., Kamino, K. and Iwata, T. (2024) Microbial decomposition of biodegradable plastics on the deep-sea floor. Nature Communications, 15: 568. doi:10.1038/s41467-023-44368-8. [Open Access]
  • Ishikawa, N.F., Chen, C., Hashimoto, R., Ogawa, N.O., Uyeno, D., and Nomaki, H. (2024) Amino acid nitrogen isotopic compositions show seep copepods gain nutrition from host animals. Marine Ecology Progress Series, 727, 81-90. [Abstract]
  • Yoshikawa, C., Shigemitsu, M., Yamamoto, A., Oka, A., and Ohkouchi, N. (2024) A nitrogen isoscape of phytoplankton in the western North Pacific created with a marine nitrogen isotope model. Frontiers in Marine Science, 11:1294608. doi: 10.3389/fmars.2024.1294608 [Open Access]
  • Chen, C., Isobe, N., and Nomaki, H. (2024) A deep abyssal natural wood fall in the Northwestern Pacific and its associated fauna. Marine Biology Research, 19(10), 556-563. doi:10.1080/17451000.2023.2291579. [Abstract]
  • Fukai, R., Usui, T., Fujiya, W., Takano, Y., Bajo, K.-i., Beck, A., Bonato, E., Chabot, N.L., Furukawa, Y., Genda, H., Hibiya, Y., Jourdan, F., Kleine, T., Koike, M., Matsuoka, M., Miura, Y.N., Moynier, F., Okazaki, R., Russell, S.S., Sumino, H., Zolensky, M.E., Sugahara, H., Tachibana, S., Sakamoto, K., Abe, M., Cho, Y., and Kuramoto, K. (2024) Curation protocol of Phobos sample returned by Martian Moons eXploration. Meteoritics & Planetary Science, 59(2), 321-337. doi:10.1111/maps.14121. [Open Access]
  • Kaku, Y., Okada, S., Fujisawa, S., Saito, T., and Isobe, N. (2024) Low solid content mouldable chitin physical hydrogel prepared by atypical rupture-free swelling. Soft Matter, 20, 1245-1252. doi:10.1039/D3SM01542D. [Abstract]
  • Glavin, D.P., Eckley, S.A., Aponte, J.C., Berger, E.L., Burton, A.S., Dworkin, J.P., Elsila, J.E., Ferguson, F.T., Furukawa, Y., Graham, H.V., Koga, T., Liss, M., McLain, H.L., Naraoka, H., Oba, Y., Parker, E.T., Righter, K., Schmitt-Kopplin, P., Simkus, D.N., Takano, Y., Connolly, H.C.Jr., and Lauretta, D.S. (2024) Investigating the impact of x-ray computed tomography imaging on soluble organic matter in the Murchison meteorite: Implications for Bennu sample analyses. Meteoritics & Planetary Science, 59(1), 105-133. doi:10.1111/maps.14111. [Open Access]
  • Tsutaya, T., Doi, N., Katagiri, C., Sawafuji, R., and Yoneda, M. (2024) Human diet of premodern mainland Japan: a meta-analysis of carbon and nitrogen stable isotope ratios. Anthropological Science, 132(1), 27-38. doi:10.1537/ase.230718. [Open Access]
  • Ishikawa, N.F., Takashima, A., Maruoka, H., and Kondoh, M. (2024) Integrated trophic position as a proxy for food-web complexity. Methods in Ecology and Evolution, 15(1), 164-177. doi:10.1111/2041-210X.14256. [Open Access]
  • Kochi, T., Yoshimura, T., Ogawa, N.O., Ohkouchi, N., Kobayashi, Y., and Kuroda, J. (2024) Carbonate Associated Sulfate Extraction Method Using Weakly Acidic Cation Exchange Resins. Geostandards and Geoanalytical Research, 48(1), 77-89. doi:10.1111/ggr.12536. [Abstract]
  • Koga, T., Takano, Y., Oba, Y., Naraoka, H., and Ohkouchi, N. (2024) Abundant extraterrestrial purine nucleobases in the Murchison meteorite: Implications for a unified mechanism for purine synthesis in carbonaceous chondrite parent bodies. Geochimica et Cosmochimica Acta, 365, 253-265. doi:10.1016/j.gca.2023.10.024. [Abstract]

2023

  • Zeichner, S.S., Aponte, J.C., Bhattacharjee, S., Dong, G., Hofmann, A.E., Dworkin, J.P., Glavin, D.P., Elsila, J.E., Graham, H.V., Naraoka, H., Takano, Y., Tachibana, S., Karp, A.T., Grice, K., Holman, A.I., Freeman, K.H., Yurimoto, H., Nakamura, T., Noguchi, T., Okazaki, R., Yabuta, H., Sakamoto, K., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Okada, T., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Terui, F., Nakazawa, S., Watanabe, S.-i., Tsuda, Y., Hamase, K., Fukushima, K., Aoki, S., Hashiguchi, M., Mita, H., Chikaraishi, Y., Ohkouchi, N., Ogawa, N.O., Sakai, S., Parker, E.T., McLain, H.L., Orthous-Daunay, F.-R., Vuitton, V., Wolters, C., Schmitt-Kopplin, P., Hertkorn, N., Thissen, R., Ruf, A., Isa, J., Oba, Y., Koga, T., Yoshimura, T., Araoka, D., Sugahara, H., Furusho, A., Furukawa, Y., Aoki, J., Kano, K., Nomura, S.-i.M., Sasaki, K., Sato, H., Yoshikawa, T., Tanaka, S., Morita, M., Onose, M., Kabashima, F., Fujishima, K., Yamazaki, T., Kimura, Y., and Eiler, J.M. (2023) Polycyclic aromatic hydrocarbons in samples of Ryugu formed in the interstellar medium. Science, 382(6677), 1411-1416. doi:10.1126/science.adg6304. [Abstract]
  • Servettaz, A.P.M., Agosta, C., Kittel, C., and Orsi, A.J. (2023) Control of the temperature signal in Antarctic proxies by snowfall dynamics. The Cryosphere, 17, 5373–5389. doi:10.5194/tc-17-5373-2023. [Open Access]
  • Nakajima, R., Isobe, N., and Singh, N. (2023) A simple microplastic splitter for subsampling expanded polystyrene particles. Method X, 11: 102489. doi:10.1016/j.mex.2023.102489. [Open Access]
  • Yada,T., Abe, M., Nishimura, M., Sawada, H., Okazaki, R., Takano, Y., Sakamoto, K., Okada, T., Nakato, A., Yoshitake, M., Nakano, Y., Yogata, K., Miyazaki, A., Furuya, S., Iwamae, A.S., Nakatsubo, S., Hatakeda, K., Hitomi, Y., Kumagai, K., Suzuki, S., Miura, Y.N., Ito, M., Tomioka, N., Uesugi, M., Karouji, Y., Uesugi, K., Shirai, N., Yamaguchi, A., Imae, N., Naraoka, H., Yamamoto, Y., Tachibana, S., Yurimoto, H., and Usui, T. (2023) A curation for uncontaminated Hayabusa2-returned samples in the extraterrestrial curation center of JAXA: from the beginning to present day. Earth, Planets and Space, 75:170. doi:10.1186/s40623-023-01924-2. [Open Access]
  • Bulian, F., Jiménez-Espejo, F.J., Andersen, N., Larrasoaña, J.C., Sierro, F.J. (2023) Mediterranean water in the Atlantic Iberian margin reveals early isolation events during the Messinian Salinity Crisis. Global and Planetary Change, 231: 104297. doi:10.1016/j.gloplacha.2023.104297. [Open Access]
  • Schmitt-Kopplin, P., Hertkorn, N., Harir, M., Moritz, F., Lucio, M., Bonal, L., Quirico, E., Takano, Y., Dworkin, J.P., Naraoka, H., Tachibana, S., Nakamura, T., Noguchi, T., Okazaki, R., Yabuta, H., Yurimoto, H., Sakamoto, K., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Terui, F., Nakazawa, S., Okada, T., Watanabe, S.-i., Tsuda, Y., and Hayabusa2-initial-analysis SOM team. (2023) Soluble organic matter Molecular atlas of Ryugu reveals cold hydrothermalism on C-type asteroid parent body. Nature Communications, 14, 6525. doi:10.1038/s41467-023-42075-y. [Open Access]
  • Yoshimura, T., Takano, Y., Naraoka, H., Koga, T., Araoka, D., Ogawa, N.O., Schmitt-Kopplin, P., Hertkorn, N., Oba, Y., Dworkin, J.P., Aponte, J.C., Yoshikawa, T., Tanaka, S., Ohkouchi, N., Hashiguchi, M., McLain, H., Parker, E.T., Sakai, S., Yamaguchi, M., Suzuki, T., Yokoyama, T., Yurimoto, H., Nakamura, T., Noguchi, T., Okazaki, R., Yabuta, H., Sakamoto, S., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Okada, T., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Terui, F., Nakazawa, S., Watanabe, S.-i., Tsuda, Y., Tachibana, S., and Hayabusa2-initial-analysis SOM team. Chemical evolution of primordial salts and organic sulfur molecules in the asteroid 162173 Ryugu. Nature Communications, 14: 5284. doi:10.1038/s41467-023-40871-0. [Open Access]
  • Toyoda, S., Terajima, K., Yoshida, N., Yoshikawa, C., Makabe, A., Hashihama, F., Ogawa, H. (2023) Extensive Accumulation of Nitrous Oxide in the Oxygen Minimum Zone in the Bay of Bengal. Global Biogeochemical Cycles, 37(9), e2022GB007689. doi:10.1029/2022GB007689. [Abstract]
  • Tame, A., Maruyama, T., Ikuta, T., Chikaraishi, Y., Ogawa, N.O., Tsuchiya, M., Takishita, K., Tsuda, M., Hirai, M., Takaki, Y., Ohkouchi, N., Fujikura, K., and Yoshida, T. (2023) mTORC1 regulates phagosome digestion of symbiotic bacteria for intracellular nutritional symbiosis in a deep-sea mussel. Science Advances, 9(34), eadg8364. doi:10.1126/sciadv.adg8364. [Open Access]
  • Azevedo, A.Q., Jiménez-Espejo, F.J., Bulian, F., Sierro, F.J., Tangunan, D., Takashimizu, Y., Albuquerque, A.L.S., Kubota, K., Escutia, C., Norris, R.D., Hemming, S.R., and Hall, I.R. (2023) Orbital forcing and evolution of the Southern African Monsoon from late Miocene to early Pliocene. Paleoceanography and Paleoclimatology, 38(9), e2022PA004588. doi:10.1029/2022PA004588. [Abstract]
  • Isobe, N., Ono, Y., Nishiyama, Y., Roux, D., and Isogai, A. (2023) Quantitative analysis of the formation of monodisperse cello-oligomers obtained by phosphoric acid hydrolysis. Cellulose, 30, 8235-8243. doi:10.1007/s10570-023-05415-1. [Open Access]
  • Sun, Y., Ogawa, N.O., Ishikawa, N.F., Blattmann, T.M., Takano, Y., and Ohkouchi, N. (2023) Application of a porous graphitic carbon column to carbon and nitrogen isotope analysis of underivatized individual amino acids using high-performance liquid chromatography coupled with elemental analyzer/isotope ratio mass spectrometry. Rapid Communications in Mass Spectrometry, 37(17), e9602. doi:10.1002/rcm.9602. [Open Access]
  • Ishioka, S., Hirano, T., Matoba, N., Isobe, N., Fujisawa, S., and Saito, T. (2023) Property-Thickness Correlations of Transparent All-Nanocellulose Laminates. Jouranl of Fiber Science and Technology, 79(7), 156-164. doi:10.2115/fiberst.2023-0023. [Open Access]
  • Doi, Y., Daicho, K., Isobe, N., Tanaka, R., Kimura, S., Fujisawa, S., and Saito, T. (2023) Monitoring crystallite fusion of nanocellulose during colloid condensation. Cellulose, 30, 8287-8297. doi:10.1007/s10570-023-05354-x. [Open Access]
  • Servettaz, A.P.M., Orsi, A.J., Curran, M.A.J., Moy, A.D., Landais, A., McConnell, J.R., Popp, T.J., Le meur, E., Faïn, X., and Chappellaz, J. (2023) A 2000-year temperature reconstruction on the East Antarctic plateau, from argon-nitrogen and water stable isotopes in the Aurora Basin North ice core. Climate of the Past, 19(6), 1125-1152. doi:10.5194/cp-19-1125-2023. [Open Access]
  • Oba, Y., Takano, Y., Dworkin, J.P., and Naraoka, H. (2023) Ryugu asteroid sample return provides a natural laboratory for primordial chemical evolution. Nature Communications, 14: 3107. doi:10.1038/s41467-023-38518-1. [Open Access]
  • Hashiguchi, M., Aoki, D., Fukushima, K., Naraoka, H., Takano, Y., Dworkin, J.P., Dworkin, K.E., Aponte, J.C., Elsila, J.E., Eiler, J.M., Furukawa, Y., Furusho, A., Glavin, D.P., Graham, H.V., Hamase, K., Hertkorn, N., Isa, J., Koga, T., McLain, H.L., Mita, H., Oba, Y., Ogawa, N.O., Ohkouchi, N., Orthous-Daunay, F.-R., Parker, E.T., Ruf, A., Sakai, S., Schmitt-Kopplin, P., Sugahara, H., Thissen, R., Vuitton, V., Wolters, C., Yoshimura, T., Yurimoto, H., Nakamura, T., Noguchi, T., Okazaki, R., Yabuta, H., Sakamoto, K., Tachibana, S., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Terui, F., Nakazawa, S., Watanabe, S.-i., Tsuda, Y., 2023. The spatial distribution of soluble organic matter and their relationship to minerals in the asteroid (162173) Ryugu. Earth, Planets and Space, 75 :73. doi:10.1186/s40623-023-01792-w. [Open Access]
  • Ohkouchi, N. (2023) A new era of isotope ecology: Nitrogen isotope ratio of amino acids as an approach for unraveling modern and ancient food web. Proceedings of the Japan Academy, Series B, 99(5), 131-154. doi:10.2183/pjab.99.009. [Open Access]
  • Kaku, Y., Isobe, N., Ogawa, N.O., Ohkouchi, N., Ikuta, T., Saito, T., and Fujisawa, S. (2023) Chitin nanofiber-coated biodegradable polymer microparticles via one-pot aqueous process. Carbohydrate Polymers, 312: 120828. doi:10.1016/j.carbpol.2023.120828. [Abstract]
  • Oba, Y., Koga, T., Takano, Y., Ogawa, N.O., Ohkouchi, N., Sasaki, K., Sato, H., Glavin, D.P., Dworkin, J.P., Naraoka, H., Tachibana, S., Yurimoto, H., Nakamura, T., Noguchi, T., Okazaki, R., Yabuta, H., Sakamoto, K., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Okada, T., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Terui, F., Nakazawa, S., Watanabe, S.-i., Tsuda, Y., and Hayabusa2-initial-analysis soluble organic matter team. (2023) Uracil in the carbonaceous asteroid (162173) Ryugu. Nature Communications, 14: 1292. doi:10.1038/s41467-023-36904-3. [Open Access]
  • Nomaki, H., Kawatani, K., Motomura, Y., Tame, A., Uyeno, D., Ogawa, N.O., Ohkouchi, N., and Shimanaga, M. (2023) Bacterivory of the hydrothermal-vent-specific copepod Stygiopontius senokuchiae (Dirivultidae, Siphonostomatoida) from copepodite through adult stages. Journal of the Marine Biological Association of the United Kingdom, 103: e21. doi:10.1017/S0025315423000139. [Open Access]
  • Aponte, J.C., Dworkin, J.P., Glavin, D.P., Elsila, J.E., Parker, E.T., McLain, H.L., Naraoka, H., Okazaki, R., Takano, Y., Tachibana, S., Dong, G., Zeichner, S.S., Eiler, J.M., Yurimoto, H., Nakamura, T., Yabuta, H., Terui, F., Noguchi, T., Sakamoto, K., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Okada, T., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Nakazawa, S., Tsuda, Y., Watanabe, S.-i., The Hayabusa2-initial-analysis soluble organic matter team, and The Hayabusa2-initial-analysis core team. (2023) PAHs, hydrocarbons, and dimethylsulfides in Asteroid Ryugu samples A0106 and C0107 and the Orgueil (CI1) meteorite. Earth, Planets and Space, 75: 28. doi:10.1186/s40623-022-01758-4. [Open Access]
  • Parker, E.T., McLain, H.L., Glavin, D.P., Dworkin, J.P., Elsila, J.E., Aponte, J.C., Naraoka, H., Takano, Y., Tachibana, S., Yabuta, H., Yurimoto, H., Sakamoto, K., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Okada, T., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Nakazawa, S., Tsuda, Y., Terui, F., Noguchi, T., Okazaki, R., Watanabe, S.-i., and Nakamura, T. (2023) Extraterrestrial Amino Acids and Amines Identified in Asteroid Ryugu Samples Returned by the Hayabusa2 Mission. Geochimica et Cosmochimica Acta, 347, 42-57. doi:10.1016/j.gca.2023.02.017. [Abstract]
  • Naraoka, H., Takano, Y., Dworkin, J.P., Oba, Y., Hamase, K., Furusho, A., Ogawa, N.O., Hashiguchi, M., Fukushima, K., Aoki, D., Schmitt-Kopplin, P., Aponte, J.C., Parker, E.T., Glavin, D.P., McLain, H.L., Elsila, J.E., Graham, H.V., Eiler, J.M., Orthous-Daunay, F.-R., Wolters, C., Isa, J., Vuitton, V., Thissen, R., Sakai, S., Yoshimura, T., Koga, T., Ohkouchi, N., Chikaraishi, Y., Sugahara, H., Mita, H., Furukawa, Y., Hertkorn, N., Ruf, A., Yurimoto, H., Nakamura, T., Noguchi, T., Okazaki, R., Yabuta, H., Sakamoto, K., Tachibana, S., Connolly, H.C., Lauretta, D.S., Abe, M., Yada, T., Nishimura, M., Yogata, K., Nakato, A., Yoshitake, M., Suzuki, A., Miyazaki, A., Furuya, S., Hatakeda, K., Soejima, H., Hitomi, Y., Kumagai, K., Usui, T., Hayashi, T., Yamamoto, D., Fukai, R., Kitazato, K., Sugita, S., Namiki, N., Arakawa, M., Ikeda, H., Ishiguro, M., Hirata, N., Wada, K., Ishihara, Y., Noguchi, R., Morota, T., Sakatani, N., Matsumoto, K., Senshu, H., Honda, R., Tatsumi, E., Yokota, Y., Honda, C., Michikami, T., Matsuoka, M., Miura, A., Noda, H., Yamada, T., Yoshihara, K., Kawahara, K., Ozaki, M., Iijima, Y.-i., Yano, H., Hayakawa, M., Iwata, T., Tsukizaki, R., Sawada, H., Hosoda, S., Ogawa, K., Okamoto, C., Hirata, N., Shirai, K., Shimaki, Y., Yamada, M., Okada, T., Yamamoto, Y., Takeuchi, H., Fujii, A., Takei, Y., Yoshikawa, K., Mimasu, Y., Ono, G., Ogawa, N., Kikuchi, S., Nakazawa, S., Terui, F., Tanaka, S., Saiki, T., Yoshikawa, M., Watanabe, S.-i., Tsuda, Y., 2023. Soluble organic molecules in samples of the carbonaceous asteroid (162173) Ryugu. Science, 379(6634), eabn9033. doi:10.1126/science.abn9033. [Abstract]
  • Broadley, M.W., Byrne, D.J., Füri, E., Zimmermann, L., Marty, B., Okazaki, R., Yada, T., Kitajima, F., Tachibana, S., Yogata, K., Sakamoto, K., Yurimoto, H., Nakamura, T., Noguchi, T., Naraoka, H., Yabuta, H., Watanabe, S., Tsuda, Y., Nishimura, M., Nakato, A., Miyazaki, A., Abe, M., Okada, T., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Terui, F., Nakazawa, S., Busemann, H., Hashizume, K., Gilmour, J.D., Meshik, A., Riebe, M.E.I., Krietsch, D., Maden, C., Ishida, A., Clay, P., Crowther, S.A., Fawcett, L., Lawton, T., Pravdivtseva, O., Miura, Y.N., Park, J., Bajo, K., Takano, Y., Yamada, K., Kawagucci, S., Matsui, Y., Yamamoto, M., Righter, K., Sakai, S., Iwata, N., Shirai, N., Sekimoto, S., Inagaki, M., Ebihara, M., Yokochi, R., Nishiizumi, K., Nagao, K., Lee, J.I., Kano, A., Caffee, M.W., and Uemura, R. (2023) The noble gas and nitrogen relationship between Ryugu and carbonaceous chondrites. Geochimica et Cosmochimica Acta, 345, 62-74. doi:10.1016/j.gca.2023.01.020. [Open Access]
  • Ishioka, S., Isobe, N., Hirano, T., Matoba, N., Fujisawa, S., and Saito, T. (2023) Fully Wood-Based Transparent Plates with High Strength, Flame Self-Extinction, and Anisotropic Thermal Conduction. ACS Sustainable Chemistry & Engineering, 11(6), 2440-2448. doi:10.1021/acssuschemeng.2c06344. [Open Access]

2022

  • Endo, I., Sakon, I., Onaka, T., Kimura, Y., Kimura, S., Wada, S., Helton, L.A., Lau, R.M., Kebukawa, Y., Muramatsu, Y., Ogawa, N.O., Ohkouchi, N., Nakamura, M., and Kwok, S. (2022) Towards the identification of carriers of the unidentified infrared (UIR) bands in novae. Proceedings of the International Astronomical Society, 16, 327-331. doi:10.1017/S1743921322000382. [Abstract]
  • Matsubayashi, J., Kimura, K., Ohkouchi, N., Ogawa, N. O., Ishikawa, N., Chikaraishi, Y., Tsuda, Y., and Minami, H. (2022) Using geostatistical analysis for simultaneous estimation of isoscapes and ontogenetic shifts in isotope ratios of highly migratory marine fish. Frontiers in Marine Science, 9: 1049056. doi:10.3389/fmars.2022.1049056. [Open Access]
  • Kajita, H., Isaji, Y., Kato, R., Nishikura, Y., Murayama, M., Ohkouchi, N., Yang, S., Zheng, H., Wang, K., Nakanishi, T., Sasaki, T., Maeda, A., Suzuki, A., Yamanaka, T., and Kawahata, H. (2023) Climatic change around the 4.2 ka event in coastal areas of the East China Sea and its potential influence on prehistoric Japanese people. Palaeogeography, Palaeoclimatology, Palaeoecology, 609:111310. doi:10.1016/j.palaeo.2022.111310. [Open Access]
  • Choi, H., Choi, B., Chikaraishi, Y., Takano, Y., Kim, H., Lee, K., Lim, D., and Shin, K.-H. (2022) Microbial alteration in marine sediments: Insights from compound-specific isotopic compositions of amino acids in subseafloor environments. Frontiers in Marine Science, 9:1030669. doi:10.3389/fmars.2022.1030669. [Open Access]
  • Nitzsche, K.N., Yoshimura, T., Ishikawa, N.F., Kajita, H., Kawahata, H., Ogawa, N.O., Suzuki, K., Yokoyama, Y., and Ohkouchi, N. (2022) Metal contamination in a sediment core from Osaka Bay during the last 400 years. Progress in Earth and Planetary Science, 9:58. doi:10.1186/s40645-022-00517-z. [Open Access]
  • Yanay, N., Wang, Z., Dettman, D.L., Quade, J., Huntington, K.W., Schauer, A.J., Nelson, D.D., McManus, J.B., Thirumalai, K., Sakai, S., Rebaza Morillo, A., and Mallik, A. (2022) Rapid and precise measurement of carbonate clumped isotopes using laser spectroscopy. Science Advances, 8(43): eabq0611. doi:10.1126/sciadv.abq0611. [Open Access]
  • Okazaki, R., Miura, Y.N., Takano, Y., Sawada, H., Sakamoto, K., Yada, T., Yamada, K., Kawagucci, S., Matsui, Y., Hashizume, K., Ishida, A., Broadley, M.W., Marty, B., Byrne, D., Füri, E., Meshik, A., Pravdivtseva, O., Busemann, H., Riebe, M.E.I., Gilmour, J., Park, J., Bajo, K.-i., Righter, K., Sakai, S., Sekimoto, S., Kitajima, F., Crowther, S.A., Iwata, N., Shirai, N., Ebihara, M., Yokochi, R., Nishiizumi, K., Nagao, K., Lee, J.I., Clay, P., Kano, A., Caffee, M.W., Uemura, R., Inagaki, M., Krietsch, D., Maden, C., Yamamoto, M., Fawcett, L., Lawton, T., Nakamura, T., Naraoka, H., Noguchi, T., Yabuta, H., Yurimoto, H., Tsuda, Y., Watanabe, S.-i., Abe, M., Arakawa, M., Fujii, A., Hayakawa, M., Hirata, N., Hirata, N., Honda, R., Honda, C., Hosoda, S., Iijima, Y.-i., Ikeda, H., Ishiguro, M., Ishihara, Y., Iwata, T., Kawahara, K., Kikuchi, S., Kitazato, K., Matsumoto, K., Matsuoka, M., Michikami, T., Mimasu, Y., Miura, A., Morota, T., Nakazawa, S., Namiki, N., Noda, H., Noguchi, R., Ogawa, N., Ogawa, K., Okada, T., Okamoto, C., Ono, G., Ozaki, M., Saiki, T., Sakatani, N., Senshu, H., Shimaki, Y., Shirai, K., Sugita, S., Takei, Y., Takeuchi, H., Tanaka, S., Tatsumi, E., Terui, F., Tsukizaki, R., Wada, K., Yamada, M., Yamada, T., Yamamoto, Y., Yano, H., Yokota, Y., Yoshihara, K., Yoshikawa, M., Yoshikawa, K., Furuya, S., Hatakeda, K., Hayashi, T., Hitomi, Y., Kumagai, K., Miyazaki, A., Nakato, A., Nishimura, M., Soejima, H., Iwamae, A., Yamamoto, D., Yogata, K., Yoshitake, M., Fukai, R., Usui, T., Ireland, T., Connolly, H.C., Lauretta, D.S. and Tachibana, S. (2022) First asteroid gas sample delivered by the Hayabusa2 mission: A treasure box from Ryugu. Science Advances, 8(46), eabo7239. doi:10.1126/sciadv.abo7239. [Open Access]
  • Okazaki, R., Marty, B., Busemann, H., Hashizume, K., Gilmour, J.D., Meshik, A., Yada, T., Kitajima, F., Broadley, M.W., Byrne, D., Füri, E., Riebe, M.E.I., Krietsch, D., Maden, C., Ishida, A., Clay, P., Crowther, S.A., Fawcett, L., Lawton, T., Pravdivtseva, O., Miura, Y.N., Park, J., Bajo, K.-i., Takano, Y., Yamada, K., Kawagucci, S., Matsui, Y., Yamamoto, M., Righter, K., Sakai, S., Iwata, N., Shirai, N., Sekimoto, S., Inagaki, M., Ebihara, M., Yokochi, R., Nishiizumi, K., Nagao, K., Lee, J.I., Kano, A., Caffee, M.W., Uemura, R., Nakamura, T., Naraoka, H., Noguchi, T., Yabuta, H., Yurimoto, H., Tachibana, S., Sawada, H., Sakamoto, K., Abe, M., Arakawa, M., Fujii, A., Hayakawa, M., Hirata, N., Hirata, N., Honda, R., Honda, C., Hosoda, S., Iijima, Y.-i., Ikeda, H., Ishiguro, M., Ishihara, Y., Iwata, T., Kawahara, K., Kikuchi, S., Kitazato, K., Matsumoto, K., Matsuoka, M., Michikami, T., Mimasu, Y., Miura, A., Morota, T., Nakazawa, S., Namiki, N., Noda, H., Noguchi, R., Ogawa, N., Ogawa, K., Okada, T., Okamoto, C., Ono, G., Ozaki, M., Saiki, T., Sakatani, N., Senshu, H., Shimaki, Y., Shirai, K., Sugita, S., Takei, Y., Takeuchi, H., Tanaka, S., Tatsumi, E., Terui, F., Tsukizaki, R., Wada, K., Yamada, M., Yamada, T., Yamamoto, Y., Yano, H., Yokota, Y., Yoshihara, K., Yoshikawa, M., Yoshikawa, K., Furuya, S., Hatakeda, K., Hayashi, T., Hitomi, Y., Kumagai, K., Miyazaki, A., Nakato, A., Nishimura, M., Soejima, H., Iwamae, A., Yamamoto, D., Yogata, K., Yoshitake, M., Fukai, R., Usui, T., Connolly, H.C., Lauretta, D., Watanabe, S.-i. and Tsuda, Y. (2023) Noble gases and nitrogen in samples of asteroid Ryugu record its volatile sources and recent surface evolution. Science, 379(6634), eabo0431. doi:10.1126/science.abo0431. [Open Access]
  • Nakato, A., Inada, S., Furuya, S., Nishimura, M., Yada, T., Abe, M., Usui, T., Yoshida, H., Mikouchi, T., Sakamoto, K., Yano, H., Miura, Y.N., Takano, Y., Yamanouchi, S., Okazaki, R., Sawada, H., and Tachibana, S. (2022) Ryugu particles found outside the Hayabusa2 sample container. Geochemical Journal, 56(6), 197-222. doi:10.2343/geochemj.GJ22017. [Open Access]
  • Clementi, V.J., Rosenthal, Y., Bova, S.C., Thomas, E.K., Wright, J.D., Mortlock, R.A., Cowling, O.C., Godfrey, L.V., Childress, L.B., and Expedition 379T Scientists(including Sproson, A.D.). (2022) Deep submarine infiltration of altered geothermal groundwater on the south Chilean Margin. Communications Earth & Environment, 3:218. doi:10.1038/s43247-022-00541-3. [Open Access]
  • Vizcaino, A., Jimenez-Espejo, F.J., Dunbar, R.B., Mucciarone, D., García-Alix, A., Neugebauer, I., and Ariztegui, D. (2023) Southern Hemisphere Westerly Winds modulate the formation of laminations in sediments in Lago Fagnano (Tierra del Fuego, Argentina) over the past 6.3 ka. Boreas, 52(1), 124-138. doi:10.1111/bor.12600. [Open Access]
  • Yoshikawa, C., Ogawa, N.O., Chikaraishi, Y., Makabe, A., Matsui, Y., Sasai, Y., Wakita, M., Honda, M.C., Mino, Y., Aita, M.N., Fujiki, T., Nunoura, T., Harada, N., and Ohkouchi, N. (2022) Nitrogen Isotopes of Sinking Particles Reveal the Seasonal Transition of the Nitrogen Source for Phytoplankton. Geophysical Research Letters, 49(17), e2022GL098670. doi:10.1029/2022GL098670. [Open Access]
  • Isobe, N., Kaku, Y., Okada, S., Kawada, S., Tanaka, K., Fujiwara, Y., Nakajima, R., Bissessur, D., and Chen, C. (2022) Identification of Chitin Allomorphs in Poorly Crystalline Samples Based on the Complexation with Ethylenediamine. Biomacromolecules, 23(10), 4220-4229. doi:10.1021/acs.biomac.2c00714. [Open Access]
  • Chen, L., Dickerhoff, J., Sakai, S., and Yang, D. (2022) DNA G-Quadruplex in Human Telomeres and Oncogene Promoters: Structures, Functions, and Small Molecule Targeting. Accounts of Chemical Research, 55(18), 2628-2646. doi:10.1021/acs.accounts.2c00337. [Abstract]
  • Kobayashi, K., Nauny, P., Takano, Y., Honma, C., Kurizuka, T., Ishikawa, Y., Yogosawa, S., Obayashi, Y., Kaneko, T., Kebukawa, Y., Mita, H., Ogawa, M., Enya, K., Yoshimura, Y., and McKay, C.P. (2022) Biomarkers in the Atacama Desert along the moisture gradient and the depth in the hyperarid zone: Phosphatase activity as trace of microbial activity. International Journal of Astrobiology, 21(5), 329-351. doi:10.1017/S1473550422000325. [Open Access]
  • Iwasaki, N., Hasegawa, H., Tamenori, Y., Kikunaga, M., Yoshimura, T., and Sawai, H. (2022) Synchrotron µ-XRF mapping analysis of trace elements in in-situ cultured Japanese red coral, Corallium japonicum. PeerJ, 10:e13931. doi:10.7717/peerj.13931. [Open Access]
  • Tsutaya, T., Wong, A., Malim, P.T., Bernard, H., Ogawa, N.O., Ohkouchi, N., Hongo, S., Tajima, T., Kanamori, T., and Kuze, N. (2022) Stable isotopic investigation of the feeding ecology of wild Bornean orangutans. American Journal of Biological Anthropology, 179(2), 276-290. doi:10.1002/ajpa.24598.[Open Access]
  • Okada, S., Chen, C., Watanabe, H.K., Isobe, N., and Takai, K. (2022) Unusual bromine enrichment in the gastric mill and setae of the hadal amphipod Hirondellea gigas. PLoS ONE, 17(8): e0272032. doi:10.1371/journal.pone.0272032. [Open Access]
  • Kajita, H., Nakazawa, T., Utsunomiya, M., Ohkouchi, N., Sato, M., Harada, N., and Kawahata, H. (2022) Long-chain alkenones in the Shimosa Group reveal palaeotemperatures of the Pleistocene interglacial Palaeo-Tokyo Bays. Progress in Earth and Planetary Science, 9:40. doi:10.1186/s40645-022-00499-y. [Open Access]
  • Akers, P.D., Savarino, J., Caillon, N., Servettaz, A.P.M., Le Meur, E., Magand, O., Martins, J., Agosta, C., Crockford, P., Kobayashi, K., Hattori, S., Curran, M., van Ommen, T., Jong, L., and Roberts, J.L. (2022). Sunlight-driven nitrate loss records Antarctic surface mass balance. Nature Communications, 13(1): 4274. doi:10.1038/s41467-022-31855-7. [Open Access]
  • Ishikawa, N.F., Ogawa, N.O., Sun, Y., Chikaraishi, Y., Takano, Y., and Ohkouchi, N. (2022) Integrative assessment of amino acid nitrogen isotopic composition in biological tissue samples determined by GC/C/IRMS, LC × EA/IRMS, and LC × GC/C/IRMS. Limnology and Oceanography: Methods, 20(9), 531-542. doi:10.1002/lom3.10502. [Open Access]
  • Etu-Sihvola, H., Salo, K., Naito, Y. I., Kytokari, M., Ohkouchi, N., Oinonen, M., Heyd, V., and Arppe, L. (2022) Isotopic insights into the early Medieval (600-1100 CE) diet in the Luistari cemetary at Eura, Finland. Archaeological and Anthropological Sciences, 14: 143. doi:10.1007/s12520-022-01613-3. [Open Access]
  • Sakamoto, K., Takano, Y., Sawada, H., Okazaki, R., Noguchi, T., Uesugi, M., Yano, H., Yada, T., Abe, M., Tachibana, S., and The Hayabusa2 Project Team. (2022) Environmental assessment in the prelaunch phase of Hayabusa2 for safety declaration of returned samples from the asteroid (162173) Ryugu: background monitoring and risk management during development of the sampler system. Earth, Planets and Space, 74:90. doi:10.1186/s40623-022-01628-z. [Open Access]
  • Araoka, D., Simandl, G.J., Paradis, S., Yoshimura, T., Hoshino, M., and Kon, Y. (2022) Formation of the Rock Canyon Creek carbonate-hosted REE-F-Ba deposit, British Columbia, Canada: Constraints from Mg-Sr isotopes of dolomite, calcite, and fluorite. Journal of Geochemical Exploration, 240: 107045. doi:10.1016/j.gexplo.2022.107045. [Open Access]
  • Premke, K., Wurzbacher, C., Felsmann, K., Fabian, J., Taube, R., Bodmer, P., Attermeyer, K., Nitzsche, K.N., Schroer, S., Koschorreck, M., Hübner, E., Mahmoudinejad, T.H., Kyba, C.C.M., Monaghan, M.T., and Hölker, F. (2022) Large-scale sampling of the freshwater microbiome suggests pollution-driven ecosystem changes. Environmental Pollution, 308 :119627. doi:10.1016/j.envpol.2022.119627. [Abstract]
  • Urai, A., Takano, Y., Matsui, Y., Iwata, H., Miyairi, Y., Yokoyama, Y., Miyabara, Y., Ohkouchi, N., and Park, H.-D. (2022) Origin of Deep Methane from Active Faults along the Itoigawa-Shizuoka Tectonic Line between the Eurasian and North American Plates: 13C/12C and 14C/12C Methane Profiles from a Pull-Apart Basin at Lake Suwa. ACS Earth and Space Chemistry, 6(7), 1689–1697. doi:10.1021/acsearthspacechem.1c00392. [Open Access]
  • Eom, J., Yoshimura, T., Akizawa, N., Wakaki, S., Ishikawa, T., Takazawa, E., Yamaoka, K., and Kawahata, H. (2022) The magnesium isotopic compositions of the crust and mantle: A study on the Oman ophiolite. Chemical Geology, 606 : 120969. doi:10.1016/j.chemgeo.2022.120969. [Abstract]
  • Isobe, N., Chen, C., Daicho, K., Saito, T., Bissessur, D., Takai, K., and Okada, S. (2022) Uniaxial orientation of β-chitin nanofibres used as an organic framework in the scales of a hot vent snail. Journal of the Royal Society Interface, 19(191), 20220120. doi:10.1098/rsif.2022.0120. [Open Access]
  • Miura, Y.N., Okazaki, R., Takano, Y., Sakamoto, K., Tachibana, S., Yamada, K., Sakai, S., and Sawada, H. (2022) The GAs Extraction and Analyses system (GAEA) for immediate extraction and measurements of volatiles in the Hayabusa2 sample container. Earth, Planets and Space, 74: 76. doi:10.1186/s40623-022-01638-x. [Open Access]
  • Sproson, A.D., Yokoyama, Y., Miyairi, Y., Aze, T., and Totten, R.L. (2022) Holocene melting of the West Antarctic Ice Sheet driven by tropical Pacific warming. Nature Communications, 13: 2434. doi:10.1038/s41467-022-30076-2. [Open Access]
  • García-Alix, A., Jiménez-Moreno, G., Gázquez, F., Monedero-Contreras, R., López-Avilés, A., Jiménez-Espejo, F.J., Rodríguez-Rodríguez, M., Camuera, J., Ramos-Román, M.J., and Andersonh, R.S. (2022) Climatic control on the Holocene hydrology of a playa-lake system in the western Mediterranean. Catena, 214, 106292. doi:10.1016/j.catena.2022.106292. [Open Access]
  • Kuroda, J., Hagino, K., Usui, Y., Bown, P.R., Hsiung, K.-H., Sakai, S., Hackney, R., Saito, S., Murayama, M., Ando, T., and Ohkouchi, N. (2022) Stratigraphy around the Cretaceous/Paleogene boundary in sediment cores from the Lord Howe Rise, Southwest Pacific. Geological Society of America Bulletin, 134(5-6), 1603-1613. doi:10.1130/B36112.1. [Abstract]
  • Oba, Y., Takano, Y., Furukawa, Y., Koga, T., Glavin, D.P., Dworkin, J.P., and Naraoka, H. (2022) Identifying the wide diversity of extraterrestrial purine and pyrimidine nucleobases in carbonaceous meteorites. Nature Communications, 13, 2008. doi:10.1038/s41467-022-29612-x. [Open Access]
  • Behrens, B.C., Yokoyama, Y., Miyairi, Y., Sproson, A.D., Yamane, M., Jimenez-Espejo, F.J., McKay, R.M., Johnson, K.M., Escutia, C., Dunbar, R.B. (2022) Beryllium isotope variations recorded in the Adélie Basin, East Antarctica reflect Holocene changes in ice dynamics, productivity, and scavenging efficiency. Quaternary Science Advances, 7, 100054. doi:10.1016/j.qsa.2022.100054. [Open Access]
  • Koga, T., and Naraoka, H. (2022) Synthesis of Amino Acids from Aldehydes and Ammonia: Implications for Organic Reactions in Carbonaceous Chondrite Parent Bodies. ACS Earth and Space Chemistry, 6(5), 1311-1320. doi:10.1021/acsearthspacechem.2c00008. [Open Access]
  • Sakai, S., Otsuka, T., Matsuda, S., Sakairi, Y., Uchida, R., Sugahara, K., Kano, A., and Yang, D. (2022) Subnanomolar Sensitive Stable Isotopic Determination in CO2 by Tunable Infrared Laser Absorption Spectroscopy. Analytical Chemistry, 94(17), 6446-6450. doi:10.1021/acs.analchem.1c05458. [Abstract]
  • Toue, R., Fujita, K., Tsuchiya, M., Chikaraishi, Y., Sasaki, Y., and Ohkouchi, N. (2022) Trophic niche separation of two non-spinose planktonic foraminifers Neogloboquadrina dutertrei and Pulleniatina obliquiloculata. Progress in Earth and Planetary Science, 9: 20. doi:10.1186/s40645-022-00478-3. [Open Access]
  • Isaji, Y., Yoshikawa, C., Ogawa, N.O., Matsumoto, K., Makabe, A., Toyoda, S., Ishikawa, N.F., Ogawa, H., Saito, H., Honda, M.C., and Ohkouchi, N. (2022) Nitrogen sources for phytoplankton in the eastern Indian Ocean determined from δ15N of chlorophyll a and divinylchlorophyll a. Geochemistry, Geophysics, Geosystems, 23(4), e2021GC010057. doi:10.1029/2021GC010057. [Open Access]
  • Ishikawa, N.F., Tadokoro, K., Matsubayashi, J., and Ohkouchi, N. (2023) Biomass Pyramids of Marine Mesozooplankton Communities as Inferred From Their Integrated Trophic Positions. Ecosystems, 26, 217-231. doi:10.1007/s10021-022-00753-w. [Abstract]
  • Li, W., Liu, X.-M., Wang, K., Hu, Y., Suzuki, A., and Yoshimura, T. (2022) Potassium incorporation and isotope fractionation in cultured scleractinian corals. Earth and Planetary Science, 581(1), 117393. doi:10.1016/j.epsl.2022.117393. [Abstract]
  • Rey, L., Naito, Y., Chikaraishi, Y., Rottier, S., Goude, G., and Ohkouchi, N. (2022) Specifying subsistence strategies of Early farmers: new results from compound specific isotopic analysis of amino acids (CSIA-AA). International Journal of Osteoarchaeology, 32(3), 654-668. doi:10.1002/oa.3093. [Abstract]
  • Tachibana, S., Sawada, H., Okazaki, R., Takano, Y., Sakamoto, K, Miura, Y.N., Okamoto, C., Yano, H., Yamanouchi, S., Michel, P., Zhang, Y., Schwartz, S., Thuillet, F., Yurimoto, H., Nakamura, T., Noguchi, T., Yabuta, H., Naraoka, H., Tsuchiyama, A., Imae, N., Kurosawa, K., Nakamura, A.M., Ogawa, K., Sugita, S., Morota, T., Honda, R., Kameda, S., Tatsumi, E., Cho, Y., Yoshioka, K., Yokota, Y., Hayakawa, M., Matsuoka, M., Sakatani, N., Yamada, M., Kouyama, T., Suzuki, H., Honda, C., Yoshimitsu, T., Kubota, T., Demura, H., Yada, T., Nishimura, M., Yogata, K., Nakato, A., Yoshitake, M., Suzuki, A.I., Furuya, S., Hatakeda, K., Miyazaki, A., Kumagai, K., Okada, T., Abe, M., Usui, T., Ireland, T.R., Fujimoto, M., Yamada, T., Arakawa, M., Connolly, H.C., Fujii, A., Hasegawa, S., Hirata, N., Hirata, N., Hirose, C., Hosoda, S., Iijima, Y., Ikeda, H., Ishiguro, M., Ishihara, Y., Iwata, T., Kikuchi, S., Kitazato, K., Lauretta, D.S., Libourel, G., Marty, B., Matsumoto, K., Michikami, T., Mimasu, Y., Miura, A., Mori, O., Nakamura-Messenger, K., Namiki, N., Nguyen, A.N., Nittler, L.R., Noda, H., Noguchi, R., Ogawa, N., Ono, G., Ozaki, M., Senshu, H., Shimada, T., Shimaki, Y., Shirai, K., Soldini, S., Takahashi, T., Takei, Y., Takeuchi, H., Tsukizaki, R., Wada, K., Yamamoto, Y., Yoshikawa, K., Yumoto, K., Zolensky, M.E., Nakazawa, S., Terui, F., Tanaka, S., Saiki, T., Yoshikawa, M., Watanabe, S., and Tsuda, Y. (2022) Pebbles and sand on asteroid (162173) Ryugu: In situ observation and particles returned to Earth. Science, 375(6584), 1011-1016. doi:10.1126/science.abj8624. [Abstract]
  • Harada, Y., Lee, S.Y., Connolly, R.M., and Fry, B. (2022) Compound-specific isotope analysis of amino acids reveals dependency on grazing rather than detritivory in mangrove food webs. Marine Ecology Progress Series, 681, 13-20. doi:10.3354/meps13924. [Abstract]
  • Harada, Y., Ito, S.-i., Ogawa, N.O., Yoshikawa, C., Ishikawa, N.F., Yoneda, M., and Ohkouchi, N. (2022) Compound-specific nitrogen isotope analysis of amino acids in eye lenses as a new tool to reconstruct the geographic and trophic histories of fish. Frontiers in Marine Science, 8 :796532. doi:10.3389/fmars.2021.796532. [Open Access]
  • Ota, Y., Kawahata, H., Kuroda, J., Suzuki, A., Abe-Ouchi, A., Jiménez Espejo, F.J., and JAMSTEC NGHP-02 Scientist Team. (2022) Millennial-scale variability of Indian summer monsoon constrained by the western Bay of Bengal sediments: implication from geochemical proxies of sea surface salinity and river runoff. Global and Planetary Change, 208, 103719. doi:10.1016/j.gloplacha.2021.103719. [Abstract]
  • Nitzsche, K.N., Kayler, Z.E., Premke, K., Gessler, A., and Wagai, R. (2022) Divergent roles of iron and aluminum in sediment organic matter association at the terrestrial-aquatic interface. Biogeochemistry, 15(7), 355-378. doi:10.1007/s10533-021-00878-5. [Abstract]
  • Blattmann, T.M. (2022) Ideas and perspectives: Emerging contours of a dynamic exogenous kerogen cycle. Biogeosciences, 19, 359-373. doi:10.5194/bg-19-359-2022. [Open Access]
  • Bulian, F., Kouwenhoven, T.J., Jiménez-Espejo, F.J., Wout Krijgsman, W., Andersen, N., and Sierro, F.J. (2022) Impact of the Mediterranean-Atlantic connectivity and the late Miocene carbon shift on deep-sea communities in the Western Alboran Basin. Palaeogeography Palaeoclimatology Palaeoecology, 589, 110841. doi:10.1016/j.palaeo.2022.110841. [Open Access]
  • Neugebauer, I., Thomas, C., Ordoñez, L., Waldmann, N.D., Recasens, C., Vizcaino, A., Jimenez-Espejo, F.J., and Ariztegui, D. (2022) Preservation of Fe/Mn-redox fronts in sediments of an oligotrophic, oxygenated deep-water lake (Lago Fagnano, Tierra del Fuego). Sedimentology, 69(4), 1841-1860. doi:10.1111/sed.12976. [Open Access]
  • Nakanishi, R., Ashi, J., Miyairi, Y., and Yokoyama, Y. (2022) Holocene coastal evolution, past tsunamis, and extreme wave event reconstructions using sediment cores obtained from the central coast of Hidaka, Hokkaido, Japan. Marine Geology, 443, 106663. doi:10.1016/j.margeo.2021.106663. [Open Access]
  • Isobe, N., Massaad, H., Chachanidze, R., Caton, F., Roux, D.C.D., and Deguchi, S. (2022) Continuing yet mostly reversible structuration of gum arabic in the presence of oil at interface. Carbohydrate Polymer Technologies and Applications, 3, 100181. doi:10.1016/j.carpta.2021.100181. [Open Access]
  • Sproson, A.D., Pogge von Strandmann, P.A.E., Selby, D., Jarochowska, E., Frýda, J., Hladil, J., Loydell, D.K., Slavík, L., Calner, M., Maier, G., Munnecke, A., and Lenton, T.M. (2022) Osmium and lithium isotope evidence for weathering feedbacks linked to orbitally paced organic carbon burial and Silurian glaciations. Earth and Planetary Science Letters, 577, 117260. doi:10.1016/j.epsl.2021.117260. [Abstract]
  • Yada, T., Abe, M., Okada, T., Nakato, A., Yogata, K., Miyazaki, A., Hatakeda, K., Kumagai, K., Nishimura, M., Hitomi, Y., Soejima, H., Yoshitake, M., Iwamae, A., Furuya, S., Uesugi, M., Karouji, Y., Usui, T., Hayashi, T., Yamamoto, D., Fukai, R., Sugita, S., Cho, Y., Yumoto, K., Yabe, Y., Bibring, J.-P., Pilorget, C., Hamm, V., Brunetto, R., Riu, L., Lourit, L., Loizeau, D., Lequertier, G., Moussi-Soffys, A., Tachibana, S., Sawada, H., Okazaki, R., Takano, Y., Sakamoto, K., Miura, Y.N., Yano, H., Ireland, T.R., Yamada, T., Fujimoto, M., Kitazato, K., Namiki, N., Arakawa, M., Hirata, N., Yurimoto, H., Nakamura, T., Noguchi, T., Yabuta, H., Naraoka, H., Ito, M., Nakamura, E., Uesugi, K., Kobayashi, K., Michikami, T., Kikuchi, H., Hirata, N., Ishihara, Y., Matsumoto, K., Noda, H., Noguchi, R., Shimaki, Y., Shirai, K., Ogawa, K., Wada, K., Senshu, H., Yamamoto, Y., Morota, T., Honda, R., Honda, C., Yokota, Y., Matsuoka, M., Sakatani, N., Tatsumi, E., Miura, A., Yamada, M., Fujii, A., Hirose, C., Hosoda, S., Ikeda, H., Iwata, T., Kikuchi, S., Mimasu, Y., Mori, O., Ogawa, N., Ono, G., Shimada, T., Soldini, S., Takahashi, T., Takei, Y., Takeuchi, H., Tsukizaki, R., Yoshikawa, K., Terui, F., Nakazawa, S., Tanaka, S., Saiki, T., Yoshikawa, M., Watanabe, S.-i. and Tsuda, Y. (2022) Preliminary analysis of the Hayabusa2 samples returned from C-type asteroid Ryugu. Nature Astronomy, 6, 214–220, doi:10.1038/s41550-021-01550-6. [Open Access]

2021

  • Van Liefferinge, B., Taylor, D., Tsutaki, S., Fujita, S., Gogineni, P., Kawamura, K., Matsuoka, K., Moholdt, G., Oyabu, I., Abe-Ouchi, A., Awasthi, A., Buizert, C., Gallet, J.-C., Isaksson, E., Motoyama, H., Nakazawa, F., Ohno, H., O’Neill, C., Pattyn, F., and Sugiura, K. (2021) Surface Mass Balance Controlled by Local Surface Slope in Inland Antarctica: Implications for Ice-Sheet Mass Balance and Oldest Ice Delineation in Dome Fuji. Geophysical Research Letters, 48(24), e2021GL094966. doi:10.1029/2021GL094966. [Open Access]
  • Oyabu, I., Kawamura, K., Uchida, T., Fujita, S., Kitamura, K., Hirabayashi, M., Aoki, S., Morimoto, S., Nakazawa, T., Severinghaus, J.P., and Morgan, J. (2021) Fractionation of O2/N2 and Ar/N2 in the Antarctic ice sheet during bubble formation and bubble-clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core. The Cryosphere, 15(12), 5529-5555. doi:10.5194/tc-15-5529-2021. [Open Access]
  • Zou, J., He, H., Yokoyama, Y., Sproson, A.D., Shirahama, Y., Zhou, Y., Wei, Z., Shi, F., and Geng, S. (2021) Identification of Paleoearthquakes and Coseismic Slips on a Normal Fault Using High-Precision Quantitative Morphology: Application to the Jiaocheng Fault in the Shanxi Rift, China. Lithosphere, 2021(Special 2):2550879. doi:10.2113/2021/2550879. [Open Access]
  • Shirota, K., Okazaki, Y., Konno, S., Miyairi, Y., Yokoyama, Y. and Kubota, Y. (2021) Changes in surface water masses in the northern East China Sea since the Last Glacial Maximum based on diatom assemblages. Progress in Earth and Planetary Science, 8:66. doi:10.1186/s40645-021-00456-1. [Open Access]
  • Uchida, T., Shigeyama, W., Oyabu, I., Goto-Azuma, K., Nakazawa, F., Homma, T., Kawamura, K., and Dahl-Jensen, D. (2021) Discovery of argon in air-hydrate crystals in a deep ice core using scanning electron microscopy and energy-dispersive X-ray spectroscopy. Journal of Glaciology, 68(269), 547-556. doi:10.1017/jog.2021.115. [Open Access]
  • Urai, A., Matsushita, M., Park, H.-D., Imachi, H., Ogawara, M., Iwata, H., Kaneko, M., Ogawa, N.O., Ohkouchi, N., and Takano, Y. (2021) Detection of planktonic coenzyme factor 430 in a freshwater lake: small-scale analysis for probing archaeal methanogenesis. Progress in Earth and Planetary Science, 8:62. doi:10.1186/s40645-021-00450-7. [Open Access]
  • Fripiat, F., Marconi, D., Rafter, P.A., Sigman, D.M., Altabet, M.A., Bourbonnais, A., Brandes, J., Casciotti, K.L., Deman, F., Dehairs, F., Emeis, K.-C., Fawcett, S., Galbraith, E.D., Gaye, B., Granger, J., Harms, N., Haug, G.H., Kemeny, P.C., Kienast, M., Knapp, A., Kopf, S., Lehmann, M.F., Luu, V.H., Martin, T., Martínez-García, A., Pantoja, S., Peng, X., Peters, B., Smart, S., Trull, T.W., Van Oostende, N., Voss, M., Yoshikawa, C., Zhang, R., and D ähnke, K. (2021) Compilation of nitrate δ15N in the ocean. PANGAEA, doi:10.1594/PANGAEA.936484. [Abstract]
  • Nitzsche, K.N., Yoshimura, T., Ishikawa, N.F., Ogawa, N.O., Suzuki, K., and Ohkouchi, N. (2021) Trace metal geochemical and Zn stable isotope data as tracers for anthropogenic metal contributions in a sediment core from Lake Biwa, Japan. Applied Geochemistry, 134:105107. doi:10.1016/j.apgeochem.2021.105107. [Abstract]
  • Ota, K., Yokoyama, Y., Miyairi, Y., Yamamoto, S., and Miyajima, T. (2021) Lake water dissolved inorganic carbon dynamics revealed from monthly measurements of radiocarbon in the Fuji Five Lakes, Japan. Elementa: Science of the Anthropocene, 9(1): 00149. doi:10.1525/elementa.2020.00149. [Open Access]
  • Blattmann, T.M., and Liu, Z. (2021) Proposing a classic clay mineral proxy for quantifying kerogen reburial in the geologic past. Applied Clay Science, 211, 106190. doi:10.1016/j.clay.2021.106190. [Open Access]
  • Nomaki, H., Rastelli, E., Ogawa, N.O., Matsui, Y., Tsuchiya, M., Manea, E., Corinaldesi, C., Hirai, M., Ohkouchi, N., Danovaro, R., Nunoura, T., Amaro, T. (2021) In situ experimental evidences for responses of abyssal benthic biota to shifts in phytodetritus compositions linked to global climate change. Global Change Biology, 27, 6139-6155. doi:10.1111/gcb.15882. [Open Access]
  • Kaneko, M., Takano, Y., Kamo, M., Morimoto, K., Nunoura, T., and Ohkouchi, N. (2021) Insights into the Methanogenic Population and Potential in Subsurface Marine Sediments Based on Coenzyme F430 as a Function-Specific Biomarker. JACS Au, 1(10), 1743-1751. doi:10.1021/jacsau.1c00307. [Open Access]
  • Hallmann, C., Grosjean, E., Shapiro, N.D., Kashiyama, Y., Chikaraishi Y., Fike, D.A., Ohkouchi, N., and Summons R.E. (2021) Redox-controlled ammonium storage and overturn in Ediacaran oceans. Frontiers in Earth Science, 9, 706144. doi:10.3389/feart.2021.706144. [Open Access]
  • Johnson, K.M., McKay, R.M., Etourneau, J., Jiménez Espejo, F.J., Albot, A., Riesselman, C.R., Bertler, N.A.N., Horgan, H.J., Crosta, X., Bendle, J., Ashley, K.E., Yamane, M., Yokoyama, Y., Pekar, S.F., Escutia, C., and Dunbar, R.B. (2021) Sensitivity of Holocene East Antarctic productivity to subdecadal variability set by sea ice. Nature Geoscience, 14, 762-768. doi:10.1038/s41561-021-00816-y. [Abstract]
  • Endo, I., Sakon, I., Onaka, T., Kimura, Y., Kimura, S., Wada, S., Helton, L.A., Lau, R.M., Kebukawa, Y., Muramatsu, Y., Ogawa, N.O., Ohkouchi, N., Nakamura, M., and Kwok, S. (2021) On the Nature of Organic Dust in Novae. Astrophysical Journal, 917(2):103. doi:10.3847/1538-4357/ac0cf1. [Open Access]
  • Tsutaya, T., Ogawa, N.O., Nomura, T., Shimizu, M., Ohkouchi, N., and Kuze, N. (2021) Carbon and nitrogen stable isotopic offsets between diet and hair/feces in captive orangutans. Primates, 62, 945-954. doi: 10.1007/s10329-021-00940-8. [Abstract]
  • Ishiwa, T., Yokoyama, Y., Obrochta, S., Uehara, K., Okuno, J., Ikehara, M., and Miyairi, Y. (2021) Temporal variation in radiocarbon pathways caused by sea-level and tidal changes in the Bonaparte Gulf, northwestern Australia. Quaternary Science Reviews. 266, 107079. doi:10.1016/j.quascirev.2021.107079. [Abstract]
  • Yoshimura, T., Araoka, D., Kawahata, H., Hossain, H.M.Z., and Ohkouchi, N. (2021) The influence of weathering, water sources, and hydrological cycles on lithium isotopic compositions in river water and groundwater of the Ganges-Brahmaputra-Meghna River system in Bangladesh. Frontiers in Earth Science, 9:668757. doi:10.3389/feart.2021.668757. [Open Access]
  • Kebukawa, Y., Zolensky, M.E., Goodrich, C.A., Ito, M., Ogawa, N.O., Takano, Y., Ohkouchi, N., Kiryu, K., Igisu, M., Shibuya, T., Ohigashi, T., Marcus, M.A., Kodama, Y., and Shaddad, M.H. (2021) Organic matter in carbonaceous chondrite lithologies of Almahata Sitta: Incorporation of previously unsampled carbonaceous chondrite lithologies into ureilitic regolith. Meteoritics and Planetary Science, 56(7), 1311-1327. doi:10.1111/maps.13713. [Abstract]
  • Queiroz de Azevedo, A., Jiménez Espejo, F.J., França, M.C., García Alix, A., Borges da Silva, F.A., Pessenda, L.C.R., Cohen, M.C.L., Fontes, N.A., Pinheiro, V.C., Macario, K., Melo, J.C.F., Piccolo, M.C., and Bendassoli, J.A. (2021) Hydrological influence on the evolution of a subtropical mangrove ecosystem during the late Holocene from Babitonga Bay, Brazil. Palaeogeography, Palaeoclimatology, Palaeoecology, 574, 110463. doi:10.1016/j.palaeo.2021.110463. [Abstract]
  • Li, W., Liu, X.-M., Wang, K., Fodrie, F.J., Yoshimura, T., and Hu, Y.-F. (2021) Potassium phases and isotopic composition in modern marine biogenic carbonates. Geochimica et Cosmochimica Acta, 304, 364-380. doi:10.1016/j.gca.2021.04.018. [Abstract]
  • García Alix, A., Camuera, J., Ramos Román M.J., Toney, J.L., Sachse, D., Schefub, E., Jimémez Moreno, G., Jiménez Espejo, F.J., López Avilés, A., Anderson, R.S., and Yanes, Y. (2021) Paleohydrological dynamics in the Western Meditarrenean during the last glacial cycle. Global and Planetary Change, 202, 103527. doi:10.1016/j.gloplacha.2021.103527. [Open Access]
  • Cartagena-Sierra, A., Berke, M.A., Robinson, R.S., Marcks, B., Castañeda, I.S., Starr, A., Hall, I.R., Hemming, S.R., LeVay, L.J., and Expedition 361 Scientific Party (including Jiménez-Espejo, F.J.). (2021) Latitudinal Migrations of the Subtropical Front at the Agulhas Plateau Through the Mid-Pleistocene Transition. Paleoceanography and Paleoclimatogy, 36(7), e2020PA004084. doi:10.1029/2020PA004084. [Abstract]
  • Lin, B., Liu, Z., Eglinton, T.I., Blattmann, T.M., Kandasamy, S., Haghipour, N., and Siringan, F.P. (2021) Organic matter compositions and loadings in river sediments from humid tropical volcanic Luzon island of the Philippines. Journal of Geophysical Research: Biogeosciences, 126(7), e2020JG006192. doi:10.1029/2020JG006192. [Abstract]
  • Buizert, C., Fudge, T.J., Roberts, W.H.G., Steig, E.J., Sherriff-Tadano, S., Ritz, C., Lefebvre, E., Edwards, J., Kawamura, K., Oyabu, I., Motoyama, H., Kahle, E.C., Jones, T.R., Abe-Ouchi, A., Obase, T., Martin, C., Corr, H., Severinghaus, J.P., Beaudette, R., Epifanio, J.A., Brook, E.J., Martin, K., Chappellaz, J., Aoki, S., Nakazawa, T., Sowers, T.A., Alley, R.B., Ahn, J., Sigl, M., Severi, M., Dunbar, N.W., Svensson, A., Fegyveresi, J.M., He, C., Liu, Z., Zhu, J., Otto-Bliesner, B.L., Lipenkov, V.Y., Kageyama, M., and Schwander, Y. (2021) Antarctic surface temperature and elevation during the Last Glacial Maximum. Science, 372(6546), 1097-1101. doi: 10.1126/science.abd2897. [Abstract]
  • Fujiya, W., Furukawa, Y., Sugahara, H., Koike, M., Bajo, K.-i., Chabot, N.L., Miura, Y.N., Moynier, F., Russell, S.S., Tachibana, S., Takano, Y., Usui, T. and Zolensky, M.E. (2021) Analytical Protocols for Phobos Regolith Samples Returned by the Martian Moons Exploration (MMX) Mission. Earth, Planets and Space, 73: 120. doi:10.1186/s40623-021-01438-9. [Open Access]
  • Kawasaki, N., Park, C., Wakaki, S., Kim, H., Park, S., Yoshimura, T., Nagaishi, K., Kim, H.N., Sakamoto, N., and Yurimoto, H. (2021) An effect of variations in relative sensitivity factors on Al-Mg systematics of Ca-Al-rich inclusions in meteorites with secondary ion mass spectrometry. Geochemical Journal, 55(4), 283-287. doi:10.2343/geochemj.2.0634. [Open Access]
  • Tsutaya, T., Takahashi, T., Omori, T., Yamazaki, K., Sato, T., Yoneda, M., Schulting, R.J., Kato, H., and Weber, A.W. (2021) Reconstruction of diachronic changes in human fishing activity and marine ecosystems from carbon and nitrogen stable isotope ratios of archaeological fish remains. Quaternary International, 619, 46-55. doi:10.1016/j.quaint.2021.12.005. [Abstract]
  • Nurlatifah, Yamauchi, T., Nakajima, R., Tsuchiya, M., Yabuki, A., Kitahashi, T., Nagano, Y., Isobe, N., and Nakata, H. (2021) Plastic additives in deep-sea debris collected from the western North Pacific and estimation for their environmental loads. Science of the total environment, 768, 144537. doi:10.1016/j.scitotenv.2020.144537. [Abstract]
  • Kajita, H., Maeda, A., Utsunomiya, M., Yoshimura, T., Ohkouchi, N., Suzuki, A., and Kawahata, H. (2021) Biomarkers in the rock outcrop of the Kazusa Group reveal palaeoenvironments of the Kuroshio region. Communications Earth & Environment, 2:82. doi:10.1038/s43247-021-00154-2. [Open Access]
  • Ito, M., Takano, Y., Kebukawa, Y., Ohigashi, T., Matsuoka, M., Kiryu, K., Uesugi, M., Nakamura, T., Yuzawa, H., Yamada, K., Naraoka, H., Yada, T., Abe, M., Hayakawa, M., Saiki, T., Tachibana, S., and Hayabusa2 project team. (2021) Assessing the debris generated by the small carry-on impactor operated from the Hayabusa2 mission. Geochemical Journal, 55, 223-239. doi:10.2343/geochemj.2.0632. [Open Access]
  • Tangunan, D., Berke, M.A., Cartagena Sierra, A., Flores, J.A., Gruetzner, J., Jiménez-Espejo, F.J., LaVay, L.J., Baumann, K.H., Romero, O., Saavedra Pellitero, M., Coenen, J.J., Starr, A., Hemming, S.R., Hall, I.R., and Expedition 361 Science Party. (2021) Strong glacial-interglacial variability in upper ocean hydrodynamics, biogeochemistry, and productivity in the southern Indian Ocean. Communications Earth & Environment, 2, 80. doi:10.1038/s43247-021-00148-0. [Open Access]
  • Dekov, V.M., Guéguen, B., Yamanaka, T., Moussa, N., Okumura, T., Bayon, G., Liebetrau, V., Yoshimura, T., Kamenov, G., Araoka, D., Makita, H., and Sutton, J. (2021) When a mid-ocean ridge encroaches a continent: Seafloor-type hydrothermal activity in Lake Asal (Afar Rift). Chemical Geology, 568, 120126. doi:10.1016/j.chemgeo.2021.120126. [Abstract]
  • Ishikawa, N.F., Ogawa, N.O., Chikaraishi, Y., Yamaguchi, M., Fujikura, K., Miyairi, Y., Yokoyama, Y., Nagata, T. and Ohkouchi, N. (2021) Influences of Ocean Currents on the Diets of Demersal Fish Communities in the Western North Pacific Revealed by Their Muscle Carbon and Nitrogen Isotopic Compositions. Frontiers in Marine Science, 8:641282. doi:10.3389/fmars.2021.641282. [Open Access]
  • Nakajima, R., Tsuchiya. M., Yabuki, A., Masuda, S., Kitahashi, T., Nagano, Y., Ikuta, T., Isobe, N., Nakata, H., Ritchie, H., Oguri, K., Osafune, S., Kawamura, K., Suzukawa, M., Yamauchi, T., Iijima, K., Yoshida, T., Chiba, S., and Fujikura, K. (2021) Massive occurrence of benthic plastic debris at the abyssal seafloor beneath the Kuroshio Extension, the North West Pacific. Marine Pollution Bulletin, 166, 112188. doi:10.1016/j.marpolbul.2021.112188. [Open Access]
  • Takano, Y., Oba, Y., Furota, S., Naraoka, H., Ogawa, N.O., Blattmann, T.M., and Ohkouchi, N. (2021) Analytical development of seamless procedures on cation-exchange chromatography and ion-pair chromatography with high-precision mass spectrometry for short-chain peptides. International Journal of Mass Spectrometry, 463, 116529. doi:10.1016/j.ijms.2021.116529. [Open Access]
  • Furukawa, Y., Iwasa, Y., and Chikaraishi, Y. (2021) Synthesis of 13C-enriched amino acids with 13C-depleted insoluble organic matter in a formose-type reaction in the early solar system. Science Advance, 7, eabd3575. doi:10.1126/sciadv.abd3575. [Open Access]
  • Yamamoto, S., Nishizawa, F., Yoshimoto, M., Miyairi, Y., Yokoyama, Y., Suga, H., and Ohkouchi, N. (2021) Dating Lake Sediments Using Compound-Specific 14C Analysis of C16 Fatty Acid: A case study from the Mount Fuji Volcanic Region, Japan. Geochemistry Geophysics Geosystems, 22(5), e2020GC009544. doi:10.1029/2020GC009544. [Open Access]
  • Suetsugu, K., Yamato, M., Matsubayashi, J., and Tayasu, I. (2021) Partial and full mycoheterotrophy in green and albino phenotypes of the slipper orchid Cypripedium debile. Mycorrhiza, 31(3), 301-312. doi:10.1007/s00572-021-01032-7. [Abstract]
  • Tam, E., and Yokoyama, Y. (2021) A Review of MIS 5e Sea-level Proxies around Japan. Earth System Science Data, 13, 1477-1497. doi:10.5194/essd-13-1477-2021. [Open Access]
  • Yokoyama, Y., and Purcell, A. (2021) On the geophysical processes impacting palaeo-sea-level observations. Geoscience Letters, 8, 13. doi:10.1186/s40562-021-00184-w. [Open Access]
  • Bulian, F., Sierro, F.J., Ledesma, S., Jiménez Espejo, F.J., and Bassetti, M.A. (2021) Messinian West Alboran Sea record in the proximity of Gibraltar: early signs of Atlantic-Mediterranean gateway restriction. Marine Geology, 434, 106430. doi:10.1016/j.margeo.2021.106430. [Open Access]
  • Tsutaya, T., Mackie, M., Sawafuji, R., Miyabe-Nishiwaki, T., Olsen, J.V., and Cappellini, E. (2021) Faecal proteomics as a novel method to study mammalian behaviour and physiology. Molecular Ecology Resources, 21(6), 1808-1819. doi:10.1111/1755-0998.13380. [Open Access]
  • Sproson, D.A., Takano, Y., Miyairi, Y., Aze, T., Matsuzaki, H., Ohkouchi, N., and Yokoyama, Y. (2021) Beryllium isotopes in sediments from Lake Maruwan Oike and Lake Skallen, East Antarctica, reveal substantial glacial discharge during the late Holocene. Quaternary Science Reviews, 256, 106841. doi:10.1016/j.quascirev.2021.106841. [Abstract]
  • Kuwahara, Y., Yasukawa, K., Fujinaga, K., Nozaki, T., Ohta, J., Sato, H., Kimura, J.-I., Nakamura, K., Yokoyama, Y., and Kato, Y. (2021) Rapid coupling between solid earth and ice volume during the Quaternary. Scientific Reports, 11, 1-14. doi:10.1038/s41598-021-84448-7. [Open Access]
  • Yoshimura, T., Wakaki, S., Kawahata, H., Hossain, H.M.Z., Manaka, T., Suzuki, A., Ishikawa, T., and Ohkouchi, N. (2021) Stable Strontium Isotopic Compositions of River Water, Groundwater and Sediments From the Ganges-Brahmaputra-Meghna River System in Bangladesh. Frontiers in Earth Science, 9:592062. doi:10.3389/feart.2021.592062. [Open Access]
  • Taylor, A.K., Berke, M.A., Castañeda, I.S., Koutsodendris, A., Campos, H., Hall, I.R., Hemming, S.R., LeVay, L.J., Cartagena Sierra, A., O'Connor, K., and Expedition 361 Scientists (including Jiménez-Espejo, F.J.). (2021) Plio-Pleistocene Continental Hydroclimate and Indian Ocean Sea Surface Temperatures at the Southeast African Margin. Paleoceanography and Paleoclimatogy, 36(3), e2020PA004186. doi:10.1029/2020PA004186. [Abstract]
  • Fujiwara, Y., Kawato, M., Poulsen, J.Y., Ida, H., Chikaraishi, Y., Ohkouchi, N., Oguri, K., Gotoh, S., Ozawa, G., Tanaka, S., Miya, M., Sado, T., Kimoto, K., Toyofuku, T., and Tsuchida, S. (2021) Discovery of a colossal slickhead (Alepocephaliformes: Alepocephalidae): an active-swimming top predator in the deep waters of Suruga Bay, Japan. Scientific Reports, 11, 2490. doi:10.1038/s41598-020-80203-6. [Open Access]
  • Starr, A., Hall, I.R., Barker, S., Rackow, T., Zhang, X., Hemming, S.R., van der Lubbe, H.J.L., Knorr, G., Berke, M.A., Bigg, G.R., Cartagena-Sierra, A., Jiménez Espejo, F.J., Gong, X., Gruetzner, J., Lathika, N., LeVay, L.J., Robinson, R.S., Ziegler, M., and Expedition 361 Science Party. (2021) Antarctic icebergs reorganize ocean circulation during Pleistocene glacials. Nature, 589, 236-241. doi:10.1038/s41586-020-03094-7. [Abstract]
  • Urai, A., Takano, Y., Imachi, H., Ishii, S., Matsui, Y., Ogawara, M., Tasumi, E., Miyairi, Y., Ogawa, N.O., Yoshimura, T., Inagaki, F., Yokoyama, Y., Murai, D., Kawano, K., Park, H.D., and Ohkouchi, N. (2021) Origin of Deep Methane Associated with a Unique Community of Microorganisms in an Organic- and Iodine-Rich Aquifer. ACS Earth and Space Chemsitry, 5(1), 1-11. doi:10.1021/acsearthspacechem.0c00204. [Open Access]
  • Ashley, K.E., McKay, R., Etourneau, J., Jimenez Espejo, F.J., Condron, A., Albot, A., Crosta, X., Riesselman, C., Seki, O., Massé, G., Colledge, N.R., Gasson, E., Lowry, D.P., Barrand, N.E., Johnson, K., Bertler, N., Escutia, C., Dunbar, R., and Bendle, J.A. (2021) Mid-Holocene Antarctic sea-ice increase driven by marine ice sheet retreat. Climate of the Past, 17, 1-19. doi:10.5194/cp-17-1-2021. [Open Access]
  • Hsiung, K.-H., Kanamatsu, T., Ikehara, K., Usami, K., Horng, C.-S., Ohkouchi, N., Ogawa, N.O., Saito, S., and Murayama, M. (2021) X-ray fluorescence core scanning, magnetic signatures, and organic geochemistry analyses of Ryukyu Trench sediments: turbidites and hemipelagites. Progress in Earth and Planetary Science, 8:2. doi:10.1186/s40645-020-00396-2. [Open Access]

2020

  • Lastra Luque, P., Sakai, S., Murua, H., and Arrizabalaga, H. (2020) Protocol for Sampling Sequential Fin Spine Growth Intervals for Isotope Analysis in the Atlantic Bluefin Tuna. Frontiers in Marine Science, 7:588651. doi:10.3389/fmars.2020.588651. [Open Access]
  • Oyabu, I., Kawamura, K., Kitamura, K., Dallmayr, R., Kitamura, A., Sawada, C., Severinghaus, J.P., Beaudette, R., Orsi, A., Sugawara, S., Ishidoya, S., Dahl-Jensen, D., Goto-Azuma, K., Aoki, S., and Nakazawa, T. (2020) New technique for high-precision, simultaneous measurements of CH4,N2O and CO2 concentrations; isotopic and elemental ratios of N2, O2 and Ar; and total air content in ice cores by wet extraction. Atmospheric Measurement Techniques, 13, 6703-6731. doi:10.5194/amt-13-6703-2020. [Open Access]
  • Nakanishi, R., Okamura, S., Yokoyama, Y., Miyairi, Y., Sagayama, T., and Ashi, J. (2020) Holocene tsunami, storm, and relative sea level records obtained from the southern Hidaka coast, Hokkaido, Japan. Quaternary Science Reviews, 250, 106678. doi:10.1016/j.quascirev.2020.106678. [Abstract]
  • Oba, Y., Takano, Y., Naraoka, H., Furukawa, Y., Glavin, D.P., Dworkin, J.P. and Tachibana, S. (2020) Extraterrestrial hexamethylenetetramine in meteorites―a precursor of prebiotic chemistry in the inner solar system. Nature Communications, 11: 6243. doi:10.1038/s41467-020-20038-x. [Open Access]
  • Yoshimura, T., Wakaki, S., Ishikawa, T., Gamo, T., Araoka, D., Ohkouchi, N., and Kawahata, H. (2020) A systematic assessment of stable Sr isotopic compositions of vent fluids in arc/back-arc hydrothermal systems: effects of host rock type, phase separation, and overlying sediment. Frontiers in Earth Science, 8 :591711. doi:10.3389/feart.2020.591711. [Abstract]
  • Isobe, N., Sagawa, N., Ono, Y., Fujisawa, S., Kimura, S., Kinoshita, K., Miuchi, T., Iwata, T., Isogai, A., Nishino, M., and Deguchi, S. (2020) Primary structure of gum arabic and its dynamics at oil/water interface. Carbohydrate Polymers, 249, 116843. doi:10.1016/j.carbpol.2020.116843. [Abstract]
  • Morra, K.E., Chikaraishi, Y., James, H.F., Rossman, S., Wiley, A.E., and Ostrom, P.H. (2020) Seasonality of decadal-scale trophic declines and nutrient regime shifts in the Laysan Albatross and Newell's shearwater. Marine Ecology Progress Series, 654, 163-175. doi:10.3354/meps13504. [Open Access]
  • Tsutaya, T. (2020) Blurred time resolution of tooth dentin serial section. American Journal of Physical Anthropology, 173: 748-759. doi:10.1002/ajpa.24113. [Abstract]
  • Cortes Sanchez, M., Simon Vallejo, M.D., Corral, J.C., Lozano Francisco, M.D., Vera Pelaez, J.L., Jiménez Espejo, F.J., Garcia Alix, A., de la Heras, C., Martínez Sánchez, R., Bretones García, M.D., Barandiaran Maestu, I., and Morales Muñiz, A. (2020) Fossils in Iberian prehistory: a review of the pelaeozoological evidence. Quaternary Science Reviews, 250, 106676. doi:10.1016/j.quascirev.2020.106676. [Abstract]
  • Nomaki, H., Chen, C., Oda, K., Tsuchiya, M., Tame, A., Uematsu, K., and Isobe, N. (2020) Abundant Chitinous Structures in Chilostomella (Foraminifera, Rhizaria) and Their Potential Functions. Journal of Eukaryotic Microbiology, 68(1), e12828. doi:10.1111/jeu.12828. [Open Access]
  • Xing, D., Choi, B., Takizawa, Y., Fan, R., Sugaya, S., Tuchiya, M., Ohkouchi, N., and Chikaraishi, Y. (2020) Trophic hierarchy of coastal marine fish communities viewed via compound-specific isotopic analysis of amino acids. Marine Ecology Progress Series, 652, 137-144. doi:10.3354/meps13475. [Open Access]
  • Cybulski, J.D., Husa, S.M., Duprey, N.N., Mamo, B.L., Tsang, T.P.N., Yasuhara, M., Xie, J.Y., Qiu, J.-W., Yokoyama, Y., and Baker, D.M. (2020) Coral reef diversity losses in China’s Greater Bay Area were driven by regional stressors. Science advances, 6(40), eabb1046. doi:10.1126/sciadv.abb1046. [Open Access]
  • Eom, J., Yoshimura, T., Araoka, D., Gamo, T., and Kawahata, H. (2020) Magnesium isotopic composition of submarine vent fluids from arc and back-arc hydrothermal systems in the western Pacific. Chemical Geology, 551, 119767. doi:10.1016/j.chemgeo.2020.119767. [Abstract]
  • Takizawa, Y., Takano, Y., Choi, B., Dharampal, P.S., Steffan, S.A., Ogawa, N.O., Ohkouchi, N., and Chikaraishi, Y. (2020) A new insight into isotopic fractionation associated with decarboxylation in organisms: implications for amino acid isotope approaches in biogeoscience. Progress in Earth and Planetary Science, 7:50. doi:10.1186/s40645-020-00364-w. [Open Access]
  • Berga, L., Bruce, I., Nicol, T.W.J., Holding, A.J., Isobe, N., Shimizu, S., Walker, A.J., and Reid, J.E.S.J. (2020) Cellulose dissolution and regeneration using a non-aqueous, non-stoichiometric protic ionic liquid system. Cellulose, 27, 9593-9603. doi:10.1007/s10570-020-03444-8. [Open Access]
  • Halffman, C.M., Potter, B.A., McKinney, H.J., Tsutaya, T., Finney, B.P., Kemp, B.M., Bartelink, E.J., Wooller, M.J., Buckley, M., Clark, C.T., Johnson, J.J., Bingham, B.L., Lanoë, F.B., Sattler, R.A., and Reuther, J.D. (2020) Ancient Beringian paleodiets revealed through multi-proxy stable isotope analyses. Science Advances, 6: eabc1968. doi:10.1126/sciadv.abc1968. [Open Access]
  • Sierro, F.J., Hodell, D.A., Andersen, N., Azibeiro, L.A., Jimenez Espejo, F.J., Bahr, A., Flores, J.A., Ausin, B., Rogersonm. M., Lozano Luz, R., Lebreiro, S., and Hernandez Molina, F.J. (2020) Mediterranean overflow over the last 250 ky. Freshwater forcing from tropics to the ice sheets. Palaeoceanography and Palaeoclimatology, 35, e2020PA003931. doi:10.1029/2020PA003931. [Abstract]
  • Fukuyo, N., Clark, G., Purcell, A., Parton, P., and Yokoyama, Y. (2020) Holocene sea level reconstruction using lagoon specific local marine reservoir effect and geophysical modeling in Tongatapu, Kingdom of Tonga. Quaternary Science Reviews, 244, 15, 106464. doi:10.1016/j.quascirev.2020.106464. [Abstract]
  • Neveu, M., Anbar, A., Davila, A.F., Galvin, D.P., Mackenzie, S.M., Phillips-Lander, C., Sherwood, B., Takano, Y. , Williams, P. and Yano, H. (2020) Returning Samples from Enceladus for Life Detection. Frontiers in Astronomy and Space Sciences, 7: 26. doi:10.3389/fspas.2020.00026. [Open Access]
  • Matsumoto, H., Kuroda, J., Coccioni, R., Frontalini, F., Sakai, S., Ogawa, N.O., and Ohkouchi, N. (2020) Marine Os isotopic evidence for multiple volcanic episodes during Cretaceous Oceanic Anoxic Event 1b. Scientific Reports, 10, 12601. doi:10.1038/s41598-020-69505-x. [Open Access]
  • Isaji, Y., Ogawa, N.O., Takano, Y., and Ohkouchi, N. (2020) Quantification and carbon and nitrogen isotopic measurements of heme B in environmental samples. Analytical Chemistry, 92(16), 11213-11222. doi:10.1021/acs.analchem.0c01711. [Abstract]
  • Bao, R., and Blattmann, T.M. (2020) Radiocarbonscapes of Sedimentary Organic Carbon in the East Asian Seas. Frontiers in Marine Science, 7, 517. doi:10.3389/fmars.2020.00517. [Open Access]
  • Sun, Y., Ishikawa, N.F., Ogawa, N.O., Kawahata, H., Takano, Y., and Ohkouchi, N. (2020) A method for stable carbon isotope measurement of underivatized individual amino acids by multi‐dimensional high‐performance liquid chromatography and elemental analyzer/isotope ratio mass spectrometry. Rapid Communications in Mass Spectrometry, 34(20), e8885. doi:10.1002/rcm.8885. [Abstract]
  • Takano, Y., Yamada, K., Okamoto, C., Sawada, H., Okazaki, R., Sakamoto, K., Kebukawa, Y., Kiryu, K., Shibuya, T., Igisu, M., Yano, H., Tachibana, S. and Hayabusa2 project team. (2020) Chemical assessment of the explosive chamber in the projector system of Hayabusa2 for asteroid sampling. Earth, Planets and Space, 72: 97. doi:10.1186/s40623-020-01217-y. [Open Access]
  • Ishikawa, N.F., Finlay, J.C., Uno, H., Ogawa, N.O., Ohkouchi, N., Tayasu, I., and Power, M.E. (2020) Combined use of radiocarbon and stable carbon isotopes for the source mixing model in a stream food web. Limnology and Oceanography, 65(11), 2688-2696. doi:10.1002/lno.11541. [Abstract]
  • Kawazu, M., Tawa, A., Ishihara, T., Uematsu, Y., and Sakai, S. (2020) Discrimination of eastward trans Pacific migration of the Pacific bluefin tuna Thunnus orientalis through otolith δ13C and δ18O analyses. Marine Biology, 167 :110. doi:10.1007/s00227-020-03723-9. [Abstract]
  • Choi, B., Lee, C., Takizawa, Y., Chikaraishi, Y., Oh, H.-J., Chang, K.-H., Jang, M.-H., Kim, H.-W., Lee, K.-L., and Shin K.-H. (2020) Trophic response to ecological conditions of habitats: Evidence from trophic variability of freshwater fish. Ecology and Evolution, 10, 7250-7260. doi:10.1002/ece3.6451. [Open Access]
  • Isobe, N., and Shimizu, S. (2020) Salt-induced LCST-type thermal gelation of methylcellulose: quantifying non-specific interactions via fluctuation theory. Physical Chemistry Chemical Physics, 22, 15999-16006. doi:10.1039/D0CP01687J. [Abstract]
  • Blattmann, T.M., Lesniak, B., García-Rubio, I., Charilaou, M., Wessels, M., Eglinton, T.I., and Gehring, A.U. (2020) Ferromagnetic resonance of magnetite biominerals traces redox changes. Earth and Planetary Science Letters, 545, 116400. doi:10.1016/j.epsl.2020.116400. [Open Access]
  • Yu, P.-S., Liao, C.-J., Chen, M.-T., Zou, J.-J., Shi, X., Bosin, A.A., Gorbarenko, S.A., and Yokoyama, Y. (2020) Alkenone surface hydrographic changes of the subarctic Northwestern Pacific since the last glacial: proxy limitations and implications of non-thermal environmental influences. Progress in Earth and Planetary Science, 7(1), 1-13. doi:10.1186/s40645-020-00339-x. [Open Access]
  • Wagner, S., Schubotz, F., Kaiser, K., Hallmann, C., Waska, H., Rossel, P.E., Hansman, R., Elvert, M., Middelburg, J.J., Engel, A., Blattmann, T.M., Catalá, T.S., Lennartz, S.T., Gomez-Saez, G.V., Pantoja-Gutiérrez, S., Bao, R., and Galy, V. (2020) Soothsaying DOM: a current perspective on the future of oceanic dissolved organic carbon. Frontiers in Marine Science, 7, 341. doi:10.3389/fmars.2020.00341. [Open Access]
  • Nishida, K., Chew, Y.C., Miyairi, Y., Hirabayashi, S., Suzuki, A., Hayashi, M., Yamamoto, Y., Sato, M., Nojiri, Y., and Yokoyama, Y. (2020) Novel reverse radioisotope labelling experiment reveals carbon assimilation of marine calcifiers under ocean acidification conditions. Methods in Ecology and Evolution, 11(6), 739-750. doi:10.1111/2041-210X.13396. [Open Access]
  • Premke, K., Dharanivasan, G., Steger, K., Nitzsche, K.N., Jayavignesh, V., Nambi, I.M., and Seshadri, S. (2020) Anthropogenic impact on tropical perennial river in south India: Snapshot of carbon dynamics and bacterial community composition. Water, 12(5), 1354. doi:10.3390/W12051354. [Open Access]
  • Nakano, H., Hirakawa, N., Matsubara, Y., Yamashita, S., Okuchi, T., Asahina, K., Tanaka, R., Suzuki, N., Naraoka, H., Takano, Y., Tachibana, S., Hama, T., Oba, Y., Kimura, Y., Watanabe, N. and Kouchi, A. (2020) Precometary organic matter: A hidden reservoir of water inside the snow line. Scientific Reports, 10: 7755. doi:10.1038/s41598-020-64815-6. [Open Access]
  • Blattmann, T.M., and Ishikawa, N.F. (2020) Theoretical Amino Acid-Specific Radiocarbon Content in the Environment: Hypotheses to Be Tested and Opportunities to Be Taken. Frontiers in Marine Science, 7 :302. doi:10.3389/fmars.2020.00302. [Open Access]
  • Usui, T., Bajo, K.-i., Fujiya, W., Furukawa, Y., Koike, M., Miura, Y.N., Sugahara, H., Tachibana, S., Takano, Y. and Kuramoto, K. (2020) The Importance of Phobos Sample Return for Understanding the Mars-Moon System. Space Science Reviews, 216: 49. doi:10.1007/s11214-020-00668-9. [Open Access]
  • Kajita, H., Ota, Y., Yoshimura, T., Araoka, D., Manaka, T., Ziyu, O., Iwasaki, S., Yanase, T., Inamura, A., Uchida, E., Zheng, H., Yang, Q., Wang, K., Suzuki, A. and Kawahata, H. (2020) Seasonal and Spatial Variations of Chemical Weathering in the Mekong Basin: From the Headwaters to the Lower Reaches. Aquatic Geochemistry, 26, 137-159. doi:10.1007/s10498-020-09374-y. [Abstract]
  • Brendryen, J., Haflidason, H., Yokoyama, Y., Haaga, K.A., and Hannisdal, B. (2020) Eurasian Ice Sheet collapse was a major source of Meltwater Pulse 1A 14,600 years ago. Nature Geosciences, 13, 363-368. doi:10.1038/s41561-020-0567-4. [Abstract]
  • Shutoh, K., Tajima, Y., Matsubayashi, J., Tayasu, I., Kato, S., Shiga, T., and Suetsugu, K. (2020) Evidence for newly discovered albino mutants in a pyroloid: implication for the nutritional mode in the genus Pyrola. American Journal of Botany, 107(4), 650-657. doi:10.1002/ajb2.1462. [Open Access]
  • Mino, Y., Sukigara, C., Honda, M.C., Kawakami, H., Wakita, M., Sasaoka, K., Yoshikawa, C., Abe, O., Kaiser, J., Kimoto, K., Kitamura, M., Fujiki, T., Matsumoto, K., and Saino, T. (2020) Seasonal and Interannual Variations in Nitrogen Availability and Particle Export in the Northwestern North Pacific Subtropical Gyre. Journal of Geophysical Research: Oceans, 125(5), e2019JC015600. doi:10.1029/2019JC015600. [Open Access]
  • Kajita, H., Nakamura, H., Ohkouchi, N., Harada, N., Sato, M., Tokioka, S., and Kawahata, H. (2020) Genomic and geochemical identification of the long-chain alkenone producers in the estuarine Lake Takahoko, Japan: Implications for temperature reconstructions. Organic Geochemistry, 142, 103980. doi:10.1016/j.orggeochem.2020.103980. [Abstract]
  • Crosta, X., Shukla, S.K., Ther, O., Ikehara, M., Yamane, M., and Yokoyama, Y. (2020) Last Abundant Appearance Datum of Hemidiscus karstenii driven by climate change. Marine Micropaleontology, 157, 101861. doi:10.1016/j.marmicro.2020.101861. [Abstract]
  • Lin, B., Liu, Z., Eglinton, T.I., Kandasamy, S., Blattmann, T.M., Haghipour, N., Huang, K.-F., and You, C.-F. (2020) Island-wide variation in provenance of riverine sedimentary organic carbon: A case study from Taiwan. Earth and Planetary Science Letters, 539, 116238. doi:10.1016/j.epsl.2020.116238. [Abstract]
  • Matsubayashi, J., Osada, Y., Tadokoro, K., Abe, Y., Yamaguchi, A., Shirai, K., Honda, K., Yoshikawa, C., Ogawa, N.O., Ohkouchi, N., Ishikawa, N.F., Nagata, T., Miyamoto, H., Nishino, S., and Tayasu, I. (2020) Tracking long‐distance migration of marine fishes using compound‐specific stable isotope analysis of amino acids. Ecology Letters, 23(5), 881-890. doi:10.1111/ele.13496. [Abstract]
  • Blattmann, T.M., Montluçon, D.B., Haghipour, N., Ishikawa, N.F., and Eglinton, T.I. (2020) Liquid Chromatographic Isolation of Individual Amino Acids Extracted From Sediments for Radiocarbon Analysis. Frontiers in Marine Science, 7 :174. doi:10.3389/fmars.2020.00174. [Open Access]
  • Isobe, N., Tsudome, M., Kusumi, R., Wada, M., Uematsu, K., Okada, S., and Deguchi, S. (2020) Moldable crystalline α-chitin hydrogel with toughness and transparency toward ocular applications. ACS Applied Polymer Materials, 2(4), 1656-1663. doi:10.1021/acsapm.0c00087. [Abstract]
  • Suetsugu, K., Matsubayashi, J., Ogawa, N.O., Murata, S., Sato, R., and Tomimatsu, H. (2020) Isotopic evidence of arbuscular mycorrhizal cheating in a grassland gentian species. Oecologia, 192, 929-937. doi:10.1007/s00442-020-04631-x. [Abstract]
  • Prothro, L.O., Majewski, W., Yokoyama, Y., Simkins, L.M., Anderson, J.B., Yamane, M., Miyairi, Y., and Ohkouchi, N. (2020) Timing and pathways of East Antarctic Ice Sheet retreat. Quaternary Science Reviews, 230, 106166. doi:10.1016/j.quascirev.2020.106166. [Abstract]
  • Oyabu, I., Iizuka, Y., Kawamura, K., Wolff, E., Severi, M., Ohgaito, R., Abe-Ouchi, A., and Hansson, M. (2020) Compositions of Dust and Sea Salts in the Dome C and Dome Fuji Ice Cores From Last Glacial Maximum to Early Holocene Based on Ice-Sublimation and Single-Particle Measurements. Journal of Geophysical Research: Atmospheres, 125(4), e2019JD032208. doi:10.1029/2019JD032208. [Open Access]
  • Turney, C.S.M., Fogwill, C.J., Golledge, N.R., McKay, N.P., van Sebille, E.,, Jones, E.T., Etheridge, D., Rubino, M., Thornton, D.P., Davies, S.M., Ramsey, C.B., Thomas, A.A., Bird, M.I., Munksgaard, N.C., Kohno, M., Woodward, J., Winter, K., Weyrich, L.S., Rootes, C.M., Millman, H., Albert, P.G., Rivera, A., van Ommen, T., Curran, M., Moy, A., Rahmstorf, S., Kawamura, K., Hillenbrand, C.D., Weber, M.E., Manning, C.J., Young, J., and Cooper, A. (2020) Early Last Interglacial ocean warming drove substantial ice mass loss from Antarctica. Proceedings of the National Academy of Sciences of the United States of America, 117(8), 3996-4006. doi:10.1073/pnas.1902469117. [Open Access]
  • Bialik, O.M., Auer, G., Ogawa, N.O., Kroon, D., Waldmann, N.D., and Ohkouchi, N. (2020) Monsoons, Upwelling, and the Deoxygenation of the Northwestern Indian Ocean in Response to Middle to Late Miocene Global Climatic Shifts. Paleoceanography and Paleoclimatology, 35(2), e2019PA003762. doi:10.1029/2019PA003762. [Open Access]
  • Weil-Accardo, J., Feuillet, N., Satake, K., Goto, T., Goto, K., Harada, T., Kayanne, H., Nakamura, M., Ramos, N., Saurel, J.-M., Sowa, K., Liu, S.-C., Yu, T.-L., and Shen, C.-C. (2020) Relative Sea-Level Changes Over the Past Centuries in the Central Ryukyu Arc Inferred From Coral Microatolls. Journal of Geophysical Research: Solid Earth, 125(2), e2019JB018466. doi:10.1029/2019JB018466. [Open Access]
  • Suetsugu, K., Matsubayashi, J., and Tayasu, I. (2020) Some mycoheterotrophic orchids depend on carbon from dead wood: novel evidence from a radiocarbon approach. New Phytologist, 227(5), 1519-1529. doi:10.1111/nph.16409. [Open Access]
  • Kajita, H., Harada, N., Yokoyama, Y., Sato, M., Ogawa, N., Miyairi,Y., Sawada, C., Suzuki, A., and Kawahata, H. (2020) High time-resolution alkenone paleotemperature variations in Tokyo Bay during the Meghalayan: Implications for cold climates and social unrest in Japan. Quaternary Science Reviews, 230, 106160. doi:10.1016/j.quascirev.2019.106160. [Abstract]
  • Yamamoto, S., Miyairi, Y., Yokoyama, Y., Suga, H., Ogawa, N.O., and Ohkouchi, N. (2020) Compound-Specific Radiocarbon Analysis of Organic Compounds from Mount Fuji Proximal Lake (Lake Kawaguchi) Sediment, Central Japan. Radiocarbon, 62(2), 439-451. doi:10.1017/RDC.2019.158. [Abstract]
  • Isaji, Y., Ogawa, N.O., Boreham, C.J., Kashiyama, Y., and Ohkouchi, N. (2020) Evaluation of δ13C and δ15N uncertainties associated with the compound-specific isotope analysis of geoporphyrins. Analytical Chemistry, 92(4), 3152-3160. doi:10.1021/acs.analchem.9b04843. [Abstract]
  • Imachi, H., Nobu, M.K., Nakahara, N., Morono, Y., Ogawara, M., Takaki, Y., Takano, Y., Uematsu, K., Ikuta, T., Ito, M., Matsui, Y., Miyazaki, M., Murata, K., Saito, Y., Sakai, S., Song, C., Tasumi, E., Yamanaka, Y., Yamaguchi, T., Kamagata, Y., Tamaki, H. and Takai, K. (2020) Isolation of an archaeon at the prokaryote-eukaryote interface. Nature, 577, 519-525. doi:10.1038/s41586-019-1916-6. [Open Access]
  • Kebukawa, Y., Zolensky, M.E., Ito, M., Ogawa, N.O., Takano, Y., Ohkouchi, N., Nakato, A., Suga, H., Takeichi, Y., Takahashi, Y., and Kobayashi, K. (2020) Primordial organic matter in the xenolithic clast in the Zag H chondrite: Possible relation to D/P asteroids. Geochimica et Cosmochimica Acta, 271, 61-77. doi:10.1016/j.gca.2019.12.012. [Abstract]
  • Ishizawa, T., Goto, K., Yokoyama, Y., and Goff, J. (2020) Dating tsunami deposits: Present knowledge and challenges. Earth-Science Reviews, 200, 102971. doi:10.1016/j.earscirev.2019.102971. [Abstract]
  • Jimenez-Espejo, F.J., Presti, M., Kuhn, G., Mckay, R., Crosta, X., Escutia, C., Lucchi, R.G., Tolotti, R., Yoshimura, T., Huertas, M.O., Macrì, P., Caburlotto, A. and De Santis, L. (2020) Late Pleistocene oceanographic and depositional variations along the Wilkes Land margin (East Antarctica) reconstructed with geochemical proxies in deep-sea sediments. Global and Planetary Change, 184, 103045. doi:10.1016/j.gloplacha.2019.103045. [Abstract]