KAWAHARA TAKUYA

カワハラタクヤ | KAWAHARA TAKUYA

Affiliation and department：
Job title： Associate Professor
Research theme for competitive and other funds (5)：

飛翔体搭載型水素/重水素吸収セルフォトメータの開発
オーロラによる温度の擾乱解析
南極域中間圏界面温度の大気潮汐波、重力波による影響の解析
中間圏界面(高度約100km)付近の温度観測のためのナトリウムライダーの開発と極域での観測、データ解析
光学的手法を用いた観測器の開発と観測

Papers (46)：

T. D. Kawahara, S. Nozawa, N. Saito, T. T. Tsuda, T. Kawabata, and S. Wada. Mesopause temperature and wind observations by a narrowband Na lidar. 2022. 3. 1
Mitsumu K. Ejiri, Takuji Nakarnura, Takuo T. Tsuda, Takanori Nishiyama, Makoto Abo, Chiao-Yao She, Michi Nishioka, Akinori Saito, Toru Takahashi, Katsuhiko Tsuno, et al. Observation of Synchronization Between Instabilities of the Sporadic E Layer and Geomagnetic Field Line Connected F Region Medium-Scale Travelling Ionospheric Disturbances. JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS. 2019. 124. 6. 4627-4638
Mondal, S, Sarkhel, S, Agarwal, Jay, Chakrabarty, D, Sekar, R, Yuan, Tao, Cai, Xuguang, Liu, Alan Z, Nozawa, Satonori, Saito, Norihito, et al. On the Long Lasting "C-Type" Structures in the Sodium Lidargram: The Lifetime of Kelvin-Helmholtz Billows in the Mesosphere and Lower Thermosphere Region. JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS. 2019. 124. 4. 3110-3124
Ejiri, Mitsumu K, Nakamura, Takuji, Fujiwara, Yasunori, Kawahara, Takuya D. Responses of mesospheric sodium layer to the Geminids meteor shower activities observed with a resonance scattering lidar located in northern mid-latitude in 2007 and 2008. Journal of the International Meteor Organization. 2019. 47. 2. 43-48
Mitsumu K. Ejiri, Takuji Nakamura, Takuo T. Tsuda, Takanori Nishiyama, Makoto Abo, Toru Takahashi, Katsuhiko Tsuno, Takuya D. Kawahara, Takayo Ogawa, Satoshi Wada. Vertical fine structure and time evolution of plasma irregularities in the E-s layer observed by a high-resolution Ca+ lidar. EARTH PLANETS AND SPACE. 2019. 71. -

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Lectures and oral presentations (7)：

Mesospheric potassium layer observation by a frequency-tunable resonance scattering lidar system.
(40th COSPAR Scientific Assembly 2014)
Vertical profiles of atmospheric temperature between upper troposphere and mesosphere obtained from Rayleigh/Raman lidar installed at Syowa station in Antarctica.
(40th COSPAR Scientific Assembly 2014)
Variations of the neutral temperature inside an SSL during a night of high auroral activity above Tromsø
(American Geophysical Union, Fall Meeting 2013 2013)
All solid state, high power (4 W) sodium temperature/wind lidar deployed at EISCATradar site, Norway (69.6oN, 19.2oE)
(International CAWSES-II Symposium 2013)
A new tunable resonance scattering lidar for upper atmospheric measurements at Syowa Station: Preliminary observations in Japan
(International CAWSES-II Symposium 2013)

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Association Membership(s) (1)：

American Geophysical Union

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