Dr. Masanori Niwano
Fulltime Researcher
(Chemical Transport Modeling Group)
Address
Frontier Research Center for Global Change
3173-25 Showa-machi, Kanazawa-ku, Yokohama
Kanagawa 236-0001, Japan.
Tel: +81-45-778-5724
Fax: +81-45-778-5496
e-mail: niwano(@jamstec.go.jp)
URL: http://www.jamstec.go.jp/frcgc/research/p3/niwano.htm
Research Experience and Education:

 Research Experience:
  • October 2005 - present: Research Scientist at FRCGC/JAMSTEC
  • April 2005 - September 2005: Research Fellow at Graduate School of Scence, Kyoto University, Japan.
  • April 2002 - March 2005: Research Fellow (PD) of The Japan Society for the Promotion of Science for Young Scientists, Department of Geophysics, Kyoto University, Japan.
  • January 2000 - March 2002: Research Fellow (DC2) of The Japan Society for the Promotion of Science for Young Scientists, Graduate School of Environmental Earth Science, Hokkaido University, Japan.
Education:
  • 1996 - B. A. degree in Physics, Ibaraki University, Ibaraki, Japan
  • 1998 - M. S. in Environmental Earth Science, Hokkaido University, Sapporo, Japan
  • 2001 - Ph. D. in Environmental Earth Science, Hokkaido University, Sapporo, Japan
Research area:

 1. Mean meridional circulation and its variation in the tropical lower stratosphere
2. Interannual oscillation in the winter hemisphere related to the QBO
3. Cirrus formation and dehydration process in the tropical tropopause layer
4. Waves in the stratosphere and its relationship with tropical convection
5. Development of a regional chemical weather forecasting system
6. Chemical transport in/across the planetary boundary layer
Selected publication:

M. K. Yamamoto, N. Nishi, T. Horinouchi, M. Niwano, and S. Fukao, Vertical wind observation in the tropical upper troposphere by VHF wind profiler -- A case study --, Radio Science (in revise).

Han, J., K. Yamazaki, and M. Niwano, The winter ozone minimum over the subtropical northwestern Pacific, 83, 57-67, J. Meteorol. Soc. Jpn, 2005.

Niwano, M., and N. Saitoh, Tenuous cloud formation and sedimentation induced by the equatorial Kelvin wave coupled with the MJO convection, Extended abstract, Quadranial Ozone symposium, Kos Greek, 2004 (CD-rom).

Niwano, M., K. Yamazaki, and M. Shiotani, Seasonal and QBO variations of ascent rate in the tropical lower stratosphere as inferred from UARS HALOE trace gas data, J. Geophys. Res., 108(D24), 4794, doi:10.1029/2003JD003871, 2003.

Niwano, M., and M. Shiotani, Quasi-biennial oscillation in vertical velocity inferred from trace gas data in the equatorial lower stratosphere. J. Geophys. Res., 106, 7281-7290, 2001.

Niwano, M., and M. Takahashi, The influence of the equatorial QBO on the Northern Hemisphere winter circulation of a GCM., J. Meteorol. Soc. Jpn., 76, 453-461, 1998.
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