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N2+ resonance scattering lidar for ionospheric composition research

Research Project

Project/Area Number 16H06021
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Space and upper atmospheric physics
Research InstitutionThe University of Electro-Communications

Principal Investigator

Tsuda Takuo  電気通信大学, 大学院情報理工学研究科, 准教授 (90444421)

Project Period (FY) 2016-04-01 – 2020-03-31
Project Status Completed (Fiscal Year 2019)
Budget Amount *help
¥24,050,000 (Direct Cost: ¥18,500,000、Indirect Cost: ¥5,550,000)
Fiscal Year 2019: ¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2018: ¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2017: ¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2016: ¥10,790,000 (Direct Cost: ¥8,300,000、Indirect Cost: ¥2,490,000)
Keywords共鳴散乱ライダー / 電離圏組成 / 大気組成 / 電離圏
Outline of Final Research Achievements

In this research project, we have performed an intense observation of ionospheric and atmospheric composition by utilizing a frequency tunable lidar. Our data analysis of the obtained data, together with other composition data, have contributed to understanding of fine structures, vertical motions, auroral activity-related variations in the ionospheric and atmospheric composition. In addition, we have promoted development of new techniques and methods in the lidar system for future observations.

Academic Significance and Societal Importance of the Research Achievements

地球気候変動や惑星大気の形成進化の理解進展に資するような電離圏組成, 大気組成について十分な観測が行われていない現状を踏まえ, 本研究では, 最新ライダー技術を駆使して光リモートセンシングによる組成観測を大幅に強化し, 電離圏組成, 大気組成の動態について複数の新規知見を得ることに成功した.

Report

(5 results)
  • 2019 Annual Research Report   Final Research Report ( PDF )
  • 2018 Annual Research Report
  • 2017 Annual Research Report
  • 2016 Annual Research Report
  • Research Products

    (153 results)

All 2020 2019 2018 2017 2016 Other

All Int'l Joint Research (3 results) Journal Article (13 results) (of which Int'l Joint Research: 9 results,  Peer Reviewed: 13 results,  Open Access: 12 results,  Acknowledgement Compliant: 2 results) Presentation (137 results) (of which Int'l Joint Research: 80 results,  Invited: 10 results)

  • [Int'l Joint Research] Colorado State University/Utah Valley University(米国)

    • Related Report
      2019 Annual Research Report
  • [Int'l Joint Research] UiT The Arctic University of Norway(ノルウェー)

    • Related Report
      2019 Annual Research Report
  • [Int'l Joint Research] Stockholm University(スウェーデン)

    • Related Report
      2019 Annual Research Report
  • [Journal Article] Observation of synchronization between instabilities of the sporadic E layer and geomagnetic field line connected F‐region medium‐scale traveling ionospheric disturbances2019

    • Author(s)
      M. K. Ejiri, T. Nakamura, T. T. Tsuda, T. Nishiyama, M. Abo, C.-Y. She, M. Nishioka, A. Saito, T. Takahashi, K. Tsuno, T. D. Kawahara, T. Ogawa, and S. Wada
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 124 Issue: 6 Pages: 4627-4638

    • DOI

      10.1029/2018ja026242

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Vertical fine structure and time evolution of plasma irregularities in the Es layer observed by a high-resolution Ca+ lidar2019

    • Author(s)
      M. K. Ejiri, T. Nakamura, T. T. Tsuda, T. Nishiyama, M. Abo, T. Takahashi, K. Tsuno, T. D. Kawahara, T. Ogawa, and S. Wada
    • Journal Title

      Earth Planets Space

      Volume: 71 Issue: 1 Pages: 3-3

    • DOI

      10.1186/s40623-019-0984-z

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] A new five-wavelength photometer operated in Tromsoe; (69.6°N, 19.2°E)2018

    • Author(s)
      Nozawa, S., T. Kawabata, K. Hosokawa, Y. Ogawa, T. Tsuda, A. Mizuno, R. Fujii, and C. Hall
    • Journal Title

      Earth, Planets and Space

      Volume: 70 Issue: 1 Pages: 94-94

    • DOI

      10.1186/s40623-018-0962-x

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Initial report on polar mesospheric cloud observations by Himawari-82018

    • Author(s)
      T. T. Tsuda, Y. Hozumi, K. Kawaura, K. Hosokawa, H. Suzuki, and T. Nakamura
    • Journal Title

      Atmos. Meas. Tech.

      Volume: 11 Issue: 11 Pages: 6163-6168

    • DOI

      10.5194/amt-11-6163-2018

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Auroral molecular-emission effects on the atomic oxygen line at 777.4 nm2018

    • Author(s)
      S. Oyama, T. T. Tsuda, K. Hosokawa, Y. Ogawa, Y. Miyoshi, S. Kurita, A. E. Kero, R. Fujii, Y. Tanaka, A. Mizuno, T. Kawabata, B. Gustavsson, and T. Leyser
    • Journal Title

      Earth, Planets and Space

      Volume: 70 Issue: 1 Pages: 166-166

    • DOI

      10.1186/s40623-018-0936-z

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Survey of conditions for artificial aurora experiments by the second electron gyro-harmonic at EISCAT Tromsoe; using dynasonde data2018

    • Author(s)
      Tsuda, T.T., M.T. Rietveld, M.J. Kosch, S. Oyama, Y. Ogawa, K. Hosokawa, S. Nozawa, T. Kawabata, and A. Mizuno
    • Journal Title

      Earth, Planets and Space

      Volume: 70 Issue: 1 Pages: 193-193

    • DOI

      10.1186/s40623-018-0864-y

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Survey of conditions for artificial aurora experiments at EISCAT Troms? using dynasonde data2018

    • Author(s)
      Tsuda T. T.、Rietveld M. T.、Kosch M. J.、Oyama S.、Hosokawa K.、Nozawa S.、Kawabata T.、Mizuno A.、Ogawa Y.
    • Journal Title

      Earth, Planets and Space

      Volume: 70 Issue: 1 Pages: 1-11

    • DOI

      10.1186/s40623-018-0805-9

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Simultaneous FPI and TMA Measurements of the Lower Thermospheric Wind in the Vicinity of the Poleward Expanding Aurora After Substorm Onset2017

    • Author(s)
      Oyama Shin-ichiro、Kubota Ken、Morinaga Takatoshi、Tsuda Takuo T.、Kurihara Junichi、Larsen Miguel F.、Yamamoto Masayuki、Cai Lei
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 122 Issue: 10

    • DOI

      10.1002/2017ja024613

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Rayleigh/Raman lidar observations of gravity wave activity from 15 to 70 km altitude over Syowa (69S, 40E), the Antarctic2017

    • Author(s)
      M. Kogure, T. Nakamura, M. K. Ejiri, T. Nishiyama, Y. Tomikawa, M. Tsutsumi, H. Suzuki, T. T. Tsuda, T. D. Kawahara, and M. Abo
    • Journal Title

      J. Geophys. Res. Atmospheres

      Volume: 122 Issue: 15 Pages: 7869-7880

    • DOI

      10.1002/2016jd026360

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Statistical investigation of Na layer response to geomagnetic activity using resonance scattering measurements by Odin/OSIRIS2017

    • Author(s)
      Takuo T. Tsuda, Takuji Nakamura, Mitsumu K. Ejiri, Takanori Nishiyama, Keisuke Hosokawa, Toru Takahashi, Jorg Gumbel, Johas Hedin
    • Journal Title

      Geophysical Research Letters

      Volume: 44 Issue: 12 Pages: 5943-5950

    • DOI

      10.1002/2017gl072801

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Sodium temperature/wind lidar based on laser-diode-pumped Nd:YAG lasers deployed at Tromso, Norway (69.6N, 19.2E)2017

    • Author(s)
      T. D. Kawahara, S. Nozawa, N. Saito, T. Kawabata, T. T. Tsuda, and S. Wada
    • Journal Title

      Opt. Express

      Volume: 25 Issue: 12 Pages: A491-A491

    • DOI

      10.1364/oe.25.00a491

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Depletion of mesospheric sodium during extended period of pulsating aurora2017

    • Author(s)
      T. Takahashi, K. Hosokawa, S. Nozawa, T. T. Tsuda, Y. Ogawa, M. Tsutsumi, Y. Hiraki, H. Fujiwara, T. D. Kawahara, N. Saito, S. Wada, T. Kawabata, and C. Hall
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 122 Issue: 1 Pages: 1212-1220

    • DOI

      10.1002/2016ja023472

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Lower thermospheric wind variations in auroral patches during the substorm recovery phase2016

    • Author(s)
      Oyama, S.-i., K. Shiokawa, Y. Miyoshi, K. Hosokawa, B. J. Watkins, J. Kurihara, T. T. Tsuda, and C. T. Fallen
    • Journal Title

      Journal of Geophysical Research - Space Physics

      Volume: 121 Issue: 4 Pages: 3564-3577

    • DOI

      10.1002/2015ja022129

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Presentation] PMC detection in Himawari-8 full disk image2020

    • Author(s)
      K. Kawaura, T. T. Tsuda, Y. Hozumi, Y. Ando, K. Hosokawa, H. Suzuki, T. Nakamura, and K. T. Murata
    • Organizer
      ISAR-6
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] An event analysis on pulsating aurora observed by an optical spectrograph at Tromsoe, Norway2020

    • Author(s)
      C. Li, T. T. Tsuda, K. Hosokawa, S. Nozawa, T. Kawabata, A. Mizuno, S. Oyama, and J. Kurihara
    • Organizer
      ISAR-6
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 光リモートセンシングによる地球超高層領域の大気組成の観測2020

    • Author(s)
      津田卓雄, 中村卓司, 江尻省, 西山尚典, 津野克彦, 野澤悟徳, 斎藤徳人, 川原琢也, 川端哲也, 高橋透, 阿保真, 和田智之
    • Organizer
      レーザー学会 学術講演会 第40回年次大会
    • Related Report
      2019 Annual Research Report
    • Invited
  • [Presentation] Studeis of noctilucent clouds in midlatitude region by coordinated observation with a geostationary satellite, airplanes, balloons, and ground-based imagers2019

    • Author(s)
      H. Suzuki, A. Endo, Y. Nakamura, P. A. Dalin, T. Takada, T. T. Tsuda, Y. Hozumi, K. Sakanoi, K. Sakaguchi, N. Nishitani, K. Iwamoto, Y. Murayama, T. Ogawa, and Y. Fujiyoshi
    • Organizer
      AGU Fall Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Polar mesospheric clouds observation from the Himawari geostationary meteorological satellite2019

    • Author(s)
      Y. Hozumi, T. T. Tsuda, K. Kawaura, Y. Ando, K. Hosokawa, H. Suzuki, T. Nakamura, and K. T. Murata
    • Organizer
      AGU Fall Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] A pulsating aurora event observed by an optical spectrograph at Tromsoe, Norway2019

    • Author(s)
      T. T. Tsuda, C. Li, K. Hosokawa, S. Nozawa, T. Kawabata, A. Mizuno, S. Oyama, and J. Kurihara
    • Organizer
      AGU Fall Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Spectra of pulsating aurora emissions observed by an optical spectrograph at Tromsoe, Norway2019

    • Author(s)
      C. Li, T. T. Tsuda, K. Hosokawa, S. Nozawa, T. Kawabata, A. Mizuno, S. Oyama, and J. Kurihara
    • Organizer
      The Tenth Symposium on Polar Science
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Study of laser frequency stability from the observed vertical wind velocity by the Na lidar at Tromsoe2019

    • Author(s)
      Y. Kobayashi, T. D. Kawahara, N. Satonori, T. T. Tsuda, T. Kawabata, N. Saito, and S. Wada
    • Organizer
      The Tenth Symposium on Polar Science
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Statistical study of sporadic sodium layer (SSL) observed at the high latitude station at Tromsoe2019

    • Author(s)
      S. Nozawa, T. T. Tsuda, N. Saito, T. Takahashi, T. D. Kawahara, Y. Ogawa, H. Fujiwara, S. Wada, T. Kawabata, C. Hall, and A. Brekke
    • Organizer
      The Tenth Symposium on Polar Science
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Ca+ observation at Syowa Station and Japan by a frequency-tunable resonance scattering lidar2019

    • Author(s)
      M. K. Ejiri, T. Nishiyama, T. T. Tsuda, T. Nakamura, M. Abo, K. Tsuno, T. D. Kawahara, T. Ogawa, and S. Wada
    • Organizer
      The Tenth Symposium on Polar Science
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] PMC detection method applying to Himawari-8 data2019

    • Author(s)
      K. Kawaura, T. T. Tsuda, Y. Hozumi, Y. Ando, K. Hosokawa, H. Suzuki, T. Nakamura, and K. T. Murata
    • Organizer
      The Tenth Symposium on Polar Science
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Study of atmospheric stability in the polar lower thermosphere and upper mesosphere by using simultaneous 5-directional observations at Tromse2019

    • Author(s)
      S. Maeda, S. Nozawa, T. D. Kawahara, N. Saito, T. T. Tsuda, S. Wada, T. Takahashi, T. Kawabata, and C. Hall
    • Organizer
      The Tenth Symposium on Polar Science
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Aurora and airglow observations with an all-sky imager on Shirase to fill the observation gap over the Southern Ocean2019

    • Author(s)
      T. Sakanoi, N. Yagi, Y. Hozumi, T. T. Tsuda, T. Aoki, A. Saito, M. K. Ejiri, T. Nishiyama, and T. Naoi
    • Organizer
      The Tenth Symposium on Polar Science
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Seasonal differences in fine structures of the Es layer observed by a Ca+ resonance scattering lidar2019

    • Author(s)
      M. K. Ejiri, T. Nishiyama, K. Tsuno, T. T. Tsuda, M. Abo, T. Kawahara, S. Wada, T. Nakamura
    • Organizer
      地球電磁気・地球惑星圏学会 第146回総会・講演会
    • Related Report
      2019 Annual Research Report
  • [Presentation] しらせ船舶搭載オーロラ・大気光の観測全天イメージャーの開発2019

    • Author(s)
      八木直志, 坂野井健, 穂積裕太, 津田卓雄, 齊藤昭則, 江尻省, 西山尚典, 解良拓海
    • Organizer
      地球電磁気・地球惑星圏学会 第146回総会・講演会
    • Related Report
      2019 Annual Research Report
  • [Presentation] 静止軌道衛星ひまわり 8 号可視バンドによる極中間圏雲の観測2019

    • Author(s)
      穂積裕太, 津田卓雄, 安藤芳晃, 細川敬祐, 鈴木秀彦, 中村卓司, 村田健史
    • Organizer
      地球電磁気・地球惑星圏学会 第146回総会・講演会
    • Related Report
      2019 Annual Research Report
  • [Presentation] Geomagnetic activity-related Na layer and CNA variations observed over Syowa, Antarctic2019

    • Author(s)
      T. T. Tsuda, T. Kawahara, Y. Tanaka, M. K. Ejiri, T. Nishiyama, T. Nakamura
    • Organizer
      地球電磁気・地球惑星圏学会 第146回総会・講演会
    • Related Report
      2019 Annual Research Report
  • [Presentation] Na ライダーで観測される鉛直風オフセットに関するライダーシステムからの考察2019

    • Author(s)
      川原琢也, 野澤悟徳, 斎藤徳人, 津田卓雄, 和田智之, 川端哲也
    • Organizer
      地球電磁気・地球惑星圏学会 第146回総会・講演会
    • Related Report
      2019 Annual Research Report
  • [Presentation] FACTORS 搭載可視・紫外カメラならびにオーロラロケット LAMP 可視カメラによる微細-広域オーロラダイナミクス2019

    • Author(s)
      坂野井健, 八木直志, 平原聖文, 浅村和史, 三好由純, 大山伸一郎, 津田卓雄, 斎藤義文, 細川敬祐, 渡邉智彦, 山内正敏, P. Inchun, 小嶋浩嗣, 北村成寿, 松岡彩子
    • Organizer
      地球電磁気・地球惑星圏学会 第146回総会・講演会
    • Related Report
      2019 Annual Research Report
  • [Presentation] ノルウェーのトロムソで観測された脈動オーロラ発光の波長特性2019

    • Author(s)
      李成宇, 津田卓雄, 細川敬祐, 野澤悟徳, 川端哲也, 水野亮, 大山伸一郎, 栗原純一
    • Organizer
      地球電磁気・地球惑星圏学会 第146回総会・講演会
    • Related Report
      2019 Annual Research Report
  • [Presentation] トロムソナトリウムライダー 5 方向同時観測データを用いた北極域下部熱圏・中間圏大気安定度の研究2019

    • Author(s)
      前田咲穂, 野澤悟徳, 津田卓雄, 川原琢也, 斎藤徳人, 和田智之, 高橋透, 川端哲也
    • Organizer
      MTI研究集会
    • Related Report
      2019 Annual Research Report
  • [Presentation] Es 層の研究に向けた Fe/Fe+ モデルの基礎開発2019

    • Author(s)
      佐久間智治, 津田卓雄, 品川裕之
    • Organizer
      MTI研究集会
    • Related Report
      2019 Annual Research Report
  • [Presentation] 低コスト大気光カメラシステムの開発2019

    • Author(s)
      小松大介, 津田卓雄, Kim Nielsen
    • Organizer
      MTI研究集会
    • Related Report
      2019 Annual Research Report
  • [Presentation] ひまわり 8 号全球画像を用いた極中間圏雲の自動検出手法の開発2019

    • Author(s)
      川浦健斗, 津田卓雄, 穂積裕太, 安藤芳晃, 細川敬祐, 鈴木秀彦, 中村卓司, 村田健史
    • Organizer
      MTI研究集会
    • Related Report
      2019 Annual Research Report
  • [Presentation] 静止衛星搭載と FACTORS 搭載紫外・可視イメージャの観測計画と開発2019

    • Author(s)
      坂野井健, 坂口香織, 津川卓也, 穂積裕太, 八木直志, 吹澤瑞貴, 齊藤昭則, 津田卓雄, 平原聖文, 浅村和史, 三好由純, 大山伸一郎, 齋藤義文
    • Organizer
      宇宙空間からの地球超高層大気観測に関する研究会
    • Related Report
      2019 Annual Research Report
  • [Presentation] 静止軌道衛星ひまわり 8 号による極中間圏雲の観測2019

    • Author(s)
      津田卓雄, 穂積裕太, 川浦健斗, 安藤芳晃, 細川敬祐, 鈴木秀彦, 中村卓司, 村田健史
    • Organizer
      第37回レーザセンシングシンポジウム
    • Related Report
      2019 Annual Research Report
  • [Presentation] 波長可変共鳴散乱ライダーで観測された Ca イオン層の季節依存性2019

    • Author(s)
      江尻省, 西山尚典, 津田卓雄, 津野克彦, 中村卓司, 阿保真, 川原琢也, 小川貴代, 和田智之
    • Organizer
      第37回レーザセンシングシンポジウム
    • Related Report
      2019 Annual Research Report
  • [Presentation] PMC observations utilizing full disk images obtained from the Japanese Geostationary Earth Orbit meteorological satellite Himawari-82019

    • Author(s)
      T. T. Tsuda, H. Suzuki, Y. Hozumi, K. Kawaura, Y. Ando, K. Hosokawa, T. Nakamura, and K. T. Murata
    • Organizer
      EISCAT19/46AM
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Observation plan for noctilucent clouds in midlatitude region from a geostationary satellite, airplanes, a balloon, and ground-based imagers2019

    • Author(s)
      H. Suzuki, T. Takada, T. T. Tsuda, Y. Hozumi, K. Sakanoi, K. Sakaguchi, and MTI NLC research group
    • Organizer
      EISCAT19/46AM
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Metallic atom/ion and temperature variability near the mesopause obtained with a frequency-tunable resonance scattering lidar at Syowa (69.0ツコS, 39.6ツコE), Antarctica in austral winter 2017-20182019

    • Author(s)
      T. Nishiyama, M. K. Ejiri, T. T. Tsuda, K. Tsuno, T. Takahashi, M. Abo, T. D. Kawahara, T. Ogawa, S. Wada, and T. Nakamura
    • Organizer
      EISCAT19/46AM
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Spatial distribution of the polar thermospheric wind acceleration and importance of the 2D measurement with SDIs2019

    • Author(s)
      S. Oyama, A. Aikio, M. G. Conde, ... T. T. Tsuda, and J. Kurihara
    • Organizer
      EISCAT19/46AM
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Visible and ultraviolet imagers for auroral and airglow observations by FACTORS - a future satellite mission for understanding the coupling and transportation processes in the upper atmosphere2019

    • Author(s)
      T. Sakanoi, M. Hirahara, T. T. Tsuda, K. Asamura, Y. Miyoshi, T. Watanabe, T. Nishiyama, S. Oyama, Y. Saito, K. Hosokawa, H. Kojima, N. Kitamura, Y. Ogawa, M. Yamauchi, A. Matsuoka, N. Yagi, F. Fukizawa, and G. Ishizawa
    • Organizer
      JpGU Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Lidar data analysis of the sodium atoms in the thermosphere observed at Tromsoe, Norway2019

    • Author(s)
      T. D. Kawahara, S. Nozawa, N. Saito, T. T. Tsuda, T. Takahashi, T. Kawabata, M. Nishimura, and Y. Kobayashi
    • Organizer
      JpGU Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Observation and modeling of Na layer response to energetic particle precipitation2019

    • Author(s)
      T. T. Tsuda, K. Takizawa, R. Tozu, T. D. Kawahara, Y. Tanaka, M. K. Ejiri, T. Nishiyama, and T. Nakamura
    • Organizer
      JpGU Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Lightning charge moment changes deduced from highly sensitive ELF magnetic field observations in Southeast Asia2019

    • Author(s)
      Y. Hobara, A. I. Mohamed, C. Gomes, W. I. B. Ibrahim, Z. Abdul-Malek, S. Nizam, M. Stock, K. Shiokawa, H. Kikuchi, and T. T. Tsuda
    • Organizer
      JpGU Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Vertical fine structure and time evolution of plasma irregularities in the Es layer, observed by a high resolution Ca+ lidar2019

    • Author(s)
      M. K. Ejiri, T. Nakamura, T. T. Tsuda, T. Nishiyama, M. Abo, T. Takahashi, K. Tsuno, T. D. Kawahara, T. Ogawa, and S. Wada
    • Organizer
      JpGU Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Statistical study of Sporadic Sodium Layer (SSL) observed at Tromsテク2019

    • Author(s)
      S. Nozawa, T. T. Tsuda, N. Saito, T. Takahashi, T. D. Kawahara, Y. Ogawa, H. Fujiwara, S. Wada, Y. Ogawa, C. Hall, and A. Brekke
    • Organizer
      JpGU Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Spatial distribution of the polar thermospheric wind acceleration and importance of the 2D measurement2019

    • Author(s)
      S. Oyama, A. Aikio, M. G. Conde, ... T. T. Tsuda, and J. Kurihara
    • Organizer
      JpGU Meeting 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 静止軌道衛星ひまわり 8 号全球画像を活用した PMC 観測2019

    • Author(s)
      津田卓雄, 穂積裕太, 川浦健斗, 立澤和也, 細川敬祐, 鈴木秀彦, 中村卓司
    • Organizer
      第23回大気ライダー研究会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Ca+ ライダーで観測された中緯度 Es 層の微細構造2019

    • Author(s)
      江尻省, 中村卓司, 津田卓雄, 西山尚典, 阿保真, 高橋透, 津野克彦, 川原琢也, 小川貴代, 和田智之
    • Organizer
      第23回大気ライダー研究会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 東南アジアにおける高感度 ELF 帯磁場観測を用いた落雷の電気的特性の導出 (初期解析結果)2019

    • Author(s)
      芳原容英, C. Gomes, A. I. Mohamed, 塩川和夫, M. Stock, 津田卓雄
    • Organizer
      日本大気電気学会 第97回研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Energetics of middle and upper mesospheric gravity waves determined from two Arctic lidar systems2018

    • Author(s)
      K. Nielsen, B. Williams, C. Triplett, R. Collins, D. Morden, E. Davis, T. T. Tsuda, and S. Nozawa
    • Organizer
      The Ninth Symposium on Polar Science
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] System upgrade of the Na Lidar at Tromso for the thermospheric Na observation2018

    • Author(s)
      T. D. Kawahara, S. Nozawa, N. Saito, T. T. Tsuda, T. Kawabata, T. Takahashi, and S. Wada
    • Organizer
      The Ninth Symposium on Polar Science
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Survey of conditions for artificial aurora experiments at EISCAT Tromso using dynasonde data2018

    • Author(s)
      T. T. Tsuda, M. T. Rietveld, M. J. Kosch, S. Oyama, Y. Ogawa, K. Hosokawa, S. Nozawa, T. Kawabata, and, A. Mizuno
    • Organizer
      The Ninth Symposium on Polar Science
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Horizontal temperature gradients in the polar MLT region (83-105 km) above Tromso2018

    • Author(s)
      S. Nozawa, Y. Ogawa, H. Fujiwara, T. T. Tsuda, T. D. Kawahara, N. Saito, S, Wada, T. Kawabata, T. Takahashi, M. Tsutsumi, C. Hall, and A. Brekke
    • Organizer
      The Ninth Symposium on Polar Science
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Vertical fine structure and time evolution of plasma irregularities in the Es layer, observed by a high resolution Ca+ lidar2018

    • Author(s)
      M. K. Ejiri, T. Nakamura, T. T. Tsuda, T. Nishiyama, M. Abo, T. Takahashi, K. Tsuno, T. D. Kawahara, T. Ogawa, and S. Wada
    • Organizer
      The Ninth Symposium on Polar Science
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Temperature and metallic atom variability near the mesopause obtained from a frequency-tunable resonance scattering lidar at Syowa, Antarctica in 2017-182018

    • Author(s)
      T. Nishiyama, M. K. Ejiri, T. T. Tsuda, K. Tsuno, M. Abo, T. D. Kawahara, T. Ogawa, S. Wada, and T. Nakamura
    • Organizer
      The Ninth Symposium on Polar Science
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 2017-2018 年における南極昭和基地での波長可変共鳴散乱ライダー観測2018

    • Author(s)
      西山尚典, 江尻省, 津田卓雄, 津野克彦, 阿保真, 川原琢也, 高橋透, 小川貴代, 和田智之, 佐藤薫, 中村卓司
    • Organizer
      地球電磁気・地球惑星圏学会第144回講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Horizontal temperature gradients in the polar MLT region above Tromsoe using sodium LIDAR data2018

    • Author(s)
      S. Nozawa, Y. Ogawa, H. Fujiwara, T. T. Tsuda, T. D. Kawahara, N. Saito, S. Wada, T. Kawabata, T. Takahashi, M. Tsutsumi, C. M. Hall, and A. Brekke
    • Organizer
      地球電磁気・地球惑星圏学会第144回講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Feasibility study for artificial aurora experiments at the EISACT Tromso site2018

    • Author(s)
      T. T. Tsuda, M. T. Rietveld, M. J. Kosch, S. Oyama, K. Hosokawa, S. Nozawa, T. Kawabata, A. Mizuno, and Y. Ogawa
    • Organizer
      地球電磁気・地球惑星圏学会第144回講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 北欧ライダー拠点を目指して: AO 高速周波数切替システムと磁気光学狭帯域フィルタ開発2018

    • Author(s)
      川原琢也, 野澤悟徳, 斎藤徳人, 津田卓雄, 和田智之, 高橋透, 川端哲也
    • Organizer
      地球電磁気・地球惑星圏学会第144回講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 高エネルギー降下粒子が Na 層に与える影響の化学モデル計算2018

    • Author(s)
      滝沢響吾, 津田卓雄
    • Organizer
      地球電磁気・地球惑星圏学会第144回講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 脈動オーロラロケット Rocsat-XN と LAMP の開発ならびに将来超高大気観測衛星計画 FACTORS2018

    • Author(s)
      坂野井健, 浅村和史, 平原聖文, 山内正敏, Sergienko Tima, 斎藤義文, 大山伸一郎, 三好由純, 細川敬祐, 八木直志, 吹澤瑞貴, 小嶋浩嗣, 北村成寿, 津田卓雄, 松岡彩子
    • Organizer
      地球電磁気・地球惑星圏学会第144回講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] PARM 計画: 脈動オーロラ観測ロケット Rocksat-XN 搭載オーロラカメラの開発2018

    • Author(s)
      八木直志, 坂野井健, 吹澤瑞貴, 浅村和史, 細川敬祐, 津田卓雄, 三好由純
    • Organizer
      地球電磁気・地球惑星圏学会第144回講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 全固体及び半導体レーザーを基礎としたレーザーセンシング2018

    • Author(s)
      湯本正樹, 津野克彦, 安井一, 中村卓司, 江尻省, 西山尚典, 野澤悟徳, 川原琢也, 川端哲也, 津田卓雄, 高橋透, 小川貴代, 斎藤徳人, 和田智之
    • Organizer
      理研シンポジウム 第6回「光量子工学研究」-サブ波長フォトニクス研究と新たな光量子工学の展開-
    • Related Report
      2018 Annual Research Report
  • [Presentation] 静止軌道衛星ひまわり8号で観測された極中間圏雲に関する初期報告2018

    • Author(s)
      川浦健斗, 津田卓雄, 穂積裕太, 細川敬祐, 鈴木秀彦, 中村卓司
    • Organizer
      MTI研究集会
    • Related Report
      2018 Annual Research Report
  • [Presentation] トロムソにおける脈動オーロラのスペクトル観測2018

    • Author(s)
      李成宇, 津田卓雄, 濱田汐梨, 細川敬祐, 川端哲也, 野澤悟徳, 水野亮
    • Organizer
      MTI研究集会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Observations of Antarctic mesosphere and lower thermosphere with a new frequency-tunable resonance scattering lidar at Syowa Station (69S)2018

    • Author(s)
      M. K. Ejiri, T. Nishiyama, K. Tsuno, T. T. Tsuda, T. Takahashi, M. Abo, S. Wada, T. Ogawa, T. D. Kawahara, and T. Nakamura
    • Organizer
      COSPAR 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Energetic particle impact on the Na layer in the Earth's upper atmosphere2018

    • Author(s)
      T. T. Tsuda
    • Organizer
      SSRE 50th Anniversary International Symposium
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Simultaneous FPI and TMA Measurements of the Lower-Thermospheric Wind in the Vicinity of the Poleward-Expanding Aurora After Substorm Onset2018

    • Author(s)
      S. Oyama, K. Kubota, T. Morinaga, T. T. Tsuda, J. Kurihara, M. Larsen, Masa. Yamamoto, and L. Cai
    • Organizer
      AOGS 15th Annual Meeting
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Auroral and Airglow Imagers in Visible and Far Ultra-Violet Wavelengths for of Future Sounding Rocket and Small Satellite Missions2018

    • Author(s)
      T. Sakanoi, Y. Miyoshi, K. Asamura, K. Hosokawa, M. Hirahara, Y. Saito, T. T. Tsuda, M. Fukizawa, and N. Yagi
    • Organizer
      AOGS 15th Annual Meeting
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Initial Report on Polar Mesospheric Clouds Observed by Himawari-82018

    • Author(s)
      T. T. Tsuda, Y. Hozumi, K. Kawaura, H. Suzuki, K. Hosokawa, and T. Nakamura
    • Organizer
      AOGS 15th Annual Meeting
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Investigation of the Geomagnetic Responses of Na, Mg, and Mg+ Layers Based on Resonance Scattering Measurements Obtained Using the Envisat/SCIAMACHY2018

    • Author(s)
      T. T. Tsuda, J. P. Burrows, C. von Savigny, M. P. Langowski, T. Nakamura, M. K. Ejiri, and T. Nishiyama
    • Organizer
      AOGS 15th Annual Meeting
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] New insights found from coalescence of the ionospheric and thermospheric measurements at auroral latitudes2018

    • Author(s)
      S. Oyama, A. Aikio, M. Conde, H. Vanhamaki, I. Virtanen, L. Cai, K. Kubota, T. Morinaga, T. T. Tsuda, J. Kurihara, M. F. Larsen, M. Yamamoto, M. Hirahara, and K. Shiokawa
    • Organizer
      JpGU Meeting 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] PMC observation from the Geostationary-Earth-Orbit satellite: New application of Himawari-8 full disk image2018

    • Author(s)
      Y. Hozumi, T. T. Tsuda, K. Kawaura, K. Hosokawa, H. Suzuki, and T. Nakamura
    • Organizer
      JpGU Meeting 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Auroral and Airglow Imagers in Visible and Far Ultra-violet Wavelengths for Future Sounding Rocket and Small Satellite Missions2018

    • Author(s)
      T. Sakanoi, K. Asamura, Y. Miyoshi, K. Hosokawa, M. Hirahara, Y. Saito, F. Mizuki, N. Yagi, A. Yamazaki, and T. T. Tsuda
    • Organizer
      JpGU Meeting 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Horizontal temperature gradients in the polar upper mesosphere and lower thermosphere above Tromsoe, Norway2018

    • Author(s)
      S. Nozawa, T. Kawahara, T. T. Tsuda, H. Fujiwara, N. Saito, S. Wada, Y. Ogawa, T. Takahashi, Y. Miyoshi, C. Hall, and A. Brekke
    • Organizer
      JpGU Meeting 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] A survey of conditions for artificial aurora experiments at EISCAT Tromso site using dynasonde data2018

    • Author(s)
      T. T. Tsuda, M. T. Rietveld, M. J. Kosch, S. Oyama, K. Hosokawa, S. Nozawa, T. Kawabata, A. Mizuno, and Y. Ogawa
    • Organizer
      JpGU Meeting 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Study on geomagnetic responses of Na, Mg, and Mg+ layers based on Envisat/SCIAMACHY observations2018

    • Author(s)
      T. T. Tsuda, J. P. Burrows, C. von Savigny, M. P. Langowski, T. Nakamura, M. K. Ejiri, and T. Nishiyama
    • Organizer
      JpGU Meeting 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Initial report on PMC observations by Himawari-82018

    • Author(s)
      T. T. Tsuda, Y. Hozumi, K. Kawaura, H. Suzuki, K. Hosokawa, and T. Nakamura
    • Organizer
      JpGU Meeting 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Faraday dispersive filter: optimum transmission profile for a sodium lidar temperature and wind observation2018

    • Author(s)
      T. Kawahara, S. Nozawa, T. Takahashi, N. Saito, T. T. Tsuda, T. Kawabata, and S. Wada
    • Organizer
      JpGU Meeting 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 静止軌道衛星ひまわり8号によるPMC観測2018

    • Author(s)
      津田卓雄
    • Organizer
      極域における宙空圏観測・研究の将来構想に関する研究集会
    • Related Report
      2018 Annual Research Report
  • [Presentation] EISCATトロムソ観測所での人工オーロラ実験の為の予備調査2018

    • Author(s)
      津田卓雄, M. T. Rietveld, M. J. Kosch, 大山伸一郎, 細川敬祐, 野澤悟徳, 川端哲也, 水野亮, 小川泰信
    • Organizer
      EISCAT研究集会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 低廉光学カメラによる夜光雲観測の可能性の検討2018

    • Author(s)
      津田卓雄, 穂積裕太, 細川敬祐, 川浦健斗, 鈴木秀彦, 中村卓司
    • Organizer
      低廉光学機器による超高層大気ネットワーク計測に関する研究集会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 南極昭和基地における波長可変共鳴散乱ライダー観測の現状2018

    • Author(s)
      江尻省, 西山尚典, 津野克彦, 津田卓雄, 阿保真, 和田智之, 川原琢也, 中村卓司
    • Organizer
      第22回大気ライダー研究会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 光リモートセンシングによる超高層大気の研究2018

    • Author(s)
      津田卓雄, 斎藤徳人, 野澤悟徳, 川原琢也, 川端哲也, 高橋透, C. M. Hall, 和田智之, 中村卓司, 江尻省, 西山尚典, 阿保真, 津野克彦, J. Gumbel, J. Hedin
    • Organizer
      レーザー学会 学術講演会 第38回年次大会
    • Related Report
      2017 Annual Research Report
    • Invited
  • [Presentation] Study on Na layer variation related with auroral activity using Na lidar data obtained at Syowa, Antarctic2018

    • Author(s)
      R. Tozu, T. T. Tsuda, T. D. Kawahara, Y. Tanaka, M. K. Ejiri, T. Nishiyama, and T. Nakamura
    • Organizer
      ISAR-5
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Model calculations on Na layer variation induced by auroral energetic particles2018

    • Author(s)
      K. Takizawa, and T. T. Tsuda
    • Organizer
      ISAR-5
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Aurora observations by an optical spectrograph at the EISCAT radar site, Tromso, Norway2018

    • Author(s)
      T. T. Tsuda, K. Hosokawa, T. Kawabata, S. Nozawa, and A. Mizuno
    • Organizer
      ISAR-5
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] オーロラ活動に伴うNa層の変動: 昭和Naデータの統計解析2018

    • Author(s)
      戸津亮, 津田卓雄, 川原琢也, 田中良昌, 江尻省, 西山尚典, 中村卓司
    • Organizer
      日本大気電気学会 第96回研究発表会
    • Related Report
      2017 Annual Research Report
  • [Presentation] オーロラ降下粒子がNa層に与える効果の化学モデル計算2018

    • Author(s)
      滝沢響吾, 津田卓雄
    • Organizer
      日本大気電気学会 第96回研究発表会
    • Related Report
      2017 Annual Research Report
  • [Presentation] PMCs observed by Himawari-82017

    • Author(s)
      T. T. Tsuda
    • Organizer
      地上・衛星観測による宙空研究セミナー
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Studies of the polar lower thermosphere and mesosphere based on simultaneous observations of EISCAT radars and a sodium LIDAR2017

    • Author(s)
      S. Nozawa, T. D. Kawahara, Y. Ogawa, N. Saito, T. T. Tsuda, T. Takahashi, S. Wada, H. Fujiwara, M. Tsutsumi, C. Hall, T. Kawabata, and A. Brekke
    • Organizer
      The Eighth Symposium on Polar Science
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Chemical model calculations on Na layer variation induced by energetic particle precipitation2017

    • Author(s)
      K. Takizawa, and T. T. Tsuda
    • Organizer
      The Eighth Symposium on Polar Science
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Statistical investigation on Na layer variation related with auroral activity utilizing Na lidar data obtained at Syowa Station, Antarctic2017

    • Author(s)
      R. Tozu, T. T. Tsuda, T. D. Kawahara, Y. Tanaka, M. K. Ejiri, T. Nishiyama, and T. Nakamura
    • Organizer
      The Eighth Symposium on Polar Science
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Sapphire cell development for the daytime Na lidar observations at Tromso2017

    • Author(s)
      T. D. Kawahara, S. Nozawa, N. Saito, T. T. Tsuda, T. Kawabata, T. Takahashi, and S. Wada
    • Organizer
      The Eighth Symposium on Polar Science
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Aurora observations by a spectrograph at Tromso, Norway2017

    • Author(s)
      T. T. Tsuda, K. Hosokawa, T. Kawabata, S. Nozawa, and A. Mizuno
    • Organizer
      The Eighth Symposium on Polar Science
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Vertical motion of the neutral atmosphere in the winter polar MLT region using the sodium LIDAR at Tromsoe2017

    • Author(s)
      S. Nozawa, T. T. Tsuda, Y. Ogawa, H. Fujiwara, T. Kawahara, N. Saito, S. Wada, T. Takahashi, M. Tsutsumi, T. Kawabata, C. Hall, and A. Brekke
    • Organizer
      地球電磁気・地球惑星圏学会第142回講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 原子大気オーロラ輝線 777.4 nm への分子大気オーロラ輝線の影響評価2017

    • Author(s)
      大山伸一郎, 細川敬祐, 小川泰信, 三好由純, 津田卓雄, 栗田怜, K. Antti, 藤井良一, 野澤悟徳, 宮岡宏, 田中良昌, 水野亮, 川端哲也
    • Organizer
      地球電磁気・地球惑星圏学会第142回講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Observations of auroral spectra in EISCAT radar site, Tromso, Norway2017

    • Author(s)
      T. T. Tsuda, K. Hosokawa, T. Kawabata, S. Nozawa, and A. Mizuno
    • Organizer
      地球電磁気・地球惑星圏学会第142回講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] トロムソにおけるナトリウムライダーの夏期定常観測に向けて: 単結晶サファイアを用いた磁気光学狭帯域フィルタ開発2017

    • Author(s)
      川原琢也, 野澤悟徳, 斎藤徳人, 津田卓雄, 和田智之, 高橋透, 川端哲也
    • Organizer
      地球電磁気・地球惑星圏学会第142回講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 南極昭和基地における波長可変共鳴散乱ライダー観測の現状2017

    • Author(s)
      江尻省, 西山尚典, 津野克彦, 津田卓雄, 阿保真, 和田智之, 川原琢也, 中村卓司
    • Organizer
      地球電磁気・地球惑星圏学会第142回講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 光リモートセンシングによる金属層の動態調査: オーロラ粒子による影響2017

    • Author(s)
      津田卓雄, 中村卓司, 江尻省, 西山尚典, 阿保真, 津野克彦, 野澤悟徳, 川原琢也, 川端哲也, 斎藤徳人, 和田智之, C. M. Hall, 高橋透, J. Gumbel, J. Hedin
    • Organizer
      第35回レーザセンシングシンポジウム
    • Related Report
      2017 Annual Research Report
  • [Presentation] All-Solid-State Coherent Sodium Resonance Light Source: toward Stable Lidar Observation2017

    • Author(s)
      N. Saito, T. Tsukihama, T. Kawahara, S. Nozawa, T. Kawabata, T. T. Tsuda, and S. Wada
    • Organizer
      MST15/iMST2-EISCAT18
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Vertical motion of the neutral atmosphere in the polar MLT region2017

    • Author(s)
      S. Nozawa, T. T. Tsuda, Y. Ogawa, H. Fujiwara, T. Kawahara, N. Saito, S. Wada, T. Takahashi, M. Tsutsumi, T. Kawabata, C. Hall, and A. Brekke
    • Organizer
      MST15/iMST2-EISCAT18
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Lower thermospheric wind variations in auroral patches during the substorm recovery phase2017

    • Author(s)
      S. Oyama, K. Shiokawa, Y. Miyoshi, K. Hosokawa, B. J. Watkins, J. Kurihara, T. T. Tsuda, and C. T. Fallen
    • Organizer
      MST15/iMST2-EISCAT18
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Depletion of mesospheric sodium during extended period of pulsating aurora2017

    • Author(s)
      T. Takahashi, K. Hosokawa, S. Nozawa, T. T. Tsuda, Y. Ogawa, M. Tsutsumi, Y. Hiraki, H. Fujiwara, T. D. Kawahara, N. Saito, S. Wada, T. Kawabata, C. Hall, and H. Miyaoka
    • Organizer
      MST15/iMST2-EISCAT18
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Resonance Lidar Observations for Polar Ionospheric Studies2017

    • Author(s)
      T. Nakamura, M. K. Ejiri, T. Nishiyama, T. T. Tsuda, M. Abo, T. D. Kawahara, and K. Tsuno
    • Organizer
      MST15/iMST2-EISCAT18
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Na layer observations by lidar and spectrograph in the EISCAT Tromso site2017

    • Author(s)
      T. T. Tsuda, S. Hamada, K. Hosokawa, T. Kawabata, S. Nozawa, and A. Mizuno
    • Organizer
      MST15/iMST2-EISCAT18
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Upgrade plan of an injection seeded, laser diode-pumped Nd:YAG laser-based sodium lidar2017

    • Author(s)
      T. D. Kawahara, S. Nozawa, N. Saito, T. Kawabata, T. T. Tsuda, T. Takahashi, and S. Wada
    • Organizer
      MST15/iMST2-EISCAT18
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Energetic particle impact on the Na layer2017

    • Author(s)
      T. T. Tsuda, T. Takahashi, S. Nozawa, T. D. Kawahara, T. Kawabata, N. Saito, S. Wada, C. M. Hall, Y. Ogawa, K. Hosokawa, T. Nakamura, M. K. Ejiri, T. Nishiyama, M. Abo, K. Tsuno, J. Gumbel, and J. Hedin
    • Organizer
      JpGU-AGU Joint Meeting 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Spectral observations of aurora and artificial aurora in EISCAT radar site, Tromso, Norway2017

    • Author(s)
      T. T. Tsuda, S. Hamada, K. Hosokawa, T. Kawabata, S. Nozawa, and A. Mizuno
    • Organizer
      JpGU-AGU Joint Meeting 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Vertical motion of the neutral atmosphere above Tromsoe2017

    • Author(s)
      S. Nozawa, Y. Ogawa, H. Fujiwara, T. Kawahara, T. T. Tsuda, N. Saito, S. Wada, T. Takahashi, M. Tsutsumi, T. Kawabata, C. Hall, and A. Brekke
    • Organizer
      JpGU-AGU Joint Meeting 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Statistical study of sporadic sodium layer (SSL) in the polar lower thermosphere and upper mesosphere by using the Tromsoe sodium LIDAR2017

    • Author(s)
      Y. Ogawa, S. Nozawa, T. T. Tsuda, T. Kawahara, Y. Ogawa, H. Fujiwara, N. Saito, S. Wada, T. Takahashi, M. Tsutsumi, T. Kawabata, C. Hall, and A. Brekke
    • Organizer
      JpGU-AGU Joint Meeting 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Ionospheric perturbations due to earthquakes observed simultaneously by subionospheric VLF/LF wave and GPS TEC measurements2017

    • Author(s)
      H. Santosa, Y. Hobara, T. T. Tsuda, and S. Srinivas
    • Organizer
      JpGU-AGU Joint Meeting 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Study on the Earth’s metallic layers using optical remote sensing observations2017

    • Author(s)
      T. T. Tsuda, N. Saito, S. Nozawa, T. D. Kawahara, T. Kawabata, T. Takahashi, C.M. Hall, S. Wada, T. Nakamura, M. K. Ejiri, T. Nishiyama, M. Abo, K. Tsuno, J. Gumbel, and J. Hedin
    • Organizer
      Laser Solution for Space and the Earth, OPTICS and PHOTONICS International Congress 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Observations of the upper atmosphere using resonance scatter lidars2017

    • Author(s)
      T. Nakamura, M. K. Ejiri, M. Abo, T. D. Kawahara, T. Nishiyama, T. T. Tsuda, and K. Tsuno
    • Organizer
      Laser Solution for Space and the Earth, OPTICS and PHOTONICS International Congress 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Sodium LIDAR observations of polar mesosphere and lower thermosphere2017

    • Author(s)
      S. Nozawa, T. Kawahara, T. T. Tsuda, Y. Ogawa, T. Takahashi, N. Saito, S. Wada, H. Fujiwara, M. Tsutsumi, C. Hall, T. Kawabata, Y. Ogawa, and A. Brekke
    • Organizer
      Laser Solution for Space and the Earth, OPTICS and PHOTONICS International Congress 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Pulsating aurora-induced Na density depletion in the polar MLT region: high-speed sodium lidar and EISCAT radar observation2017

    • Author(s)
      T. Takahashi, T. T. Tsuda, K. Hosokawa, S. Nozawa, Y. Ogawa, M. Tsutsumi, Y. Hiraki, T. D. Kawahara, N. Saito, S. Wada, T. Kawabata, C. Hall, and H. Miyaoka
    • Organizer
      Laser Solution for Space and the Earth, OPTICS and PHOTONICS International Congress 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Statistical investigation on Na layer response to geomagnetic activity using Odin/OSIRIS data in 2004-20102017

    • Author(s)
      T. T. Tsuda, K. Hosokawa, T. Nakamura, M. K. Ejiri, T. Nishiyama, T. Takahashi, J. Gumbel, and J. Hedin
    • Organizer
      The 2nd PSTEP International Symposium
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 高エネルギー降下粒子がNa層に与える影響: Odin/OSIRISデータの統計解析2017

    • Author(s)
      津田卓雄, 細川敬祐, 中村卓司, 江尻省, 西山尚典, 高橋透, J. Gumbel, J. Hedin
    • Organizer
      脈動オーロラ研究集会
    • Related Report
      2016 Annual Research Report
  • [Presentation] オーロラ降下粒子が金属原子層・金属イオン層に与える影響2017

    • Author(s)
      津田卓雄
    • Organizer
      Symposium of Space Science and Radio Engineering
    • Related Report
      2016 Annual Research Report
  • [Presentation] 光学リモートセンシングによる金属原子層・金属イオン層の研究2017

    • Author(s)
      津田卓雄, 中村卓司, 江尻省, 西山尚典, 阿保真, 津野克彦, 野澤悟徳, 川原琢也, 川端哲也, 斎藤徳人, 和田智之, C. M. Hall, 高橋透, J. Gumbel, J. Hedin
    • Organizer
      第21回大気ライダー研究会
    • Related Report
      2016 Annual Research Report
    • Invited
  • [Presentation] Study of gravity wave in middle atmosphere over Syowa using Rayleigh/Raman lidar from 2011 to 20152016

    • Author(s)
      M. Kogure, T. Nakamura, M. K. Ejiri, T. Nishiyama, Y. Tomikawa, M. Tsutsumi, H. Suzuki, T. D. Kawahara, M. Abo, and T. T. Tsuda
    • Organizer
      The Seventh Symposium on Polar Science
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Na layer response to geomagnetic activities: statistical analysis based on Odin/OSIRIS data2016

    • Author(s)
      T. T. Tsuda, T. Nakamura, M. K. Ejiri, T. Nishiyama, K. Hosokawa, T. Takahashi, J. Gumbel, and J. Hedin
    • Organizer
      The Seventh Symposium on Polar Science
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Statistical study of sporadic sodium layer (SSL) in the polar lower thermosphere and upper mesosphere by using the Tromso sodium LIDAR2016

    • Author(s)
      Y. Ogawa, S. Nozawa, T. T. Tsuda, T. D. Kawahara, Y. Ogawa, H. Fujiwara, N. Saito, S. Wada, T. Takahashi, M. Tsutsumi, T. Kawabata, C. Hall, and A. Brekke
    • Organizer
      The Seventh Symposium on Polar Science
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] サブストーム回復相における脈動オーロラパッチと下部熱圏風速変動2016

    • Author(s)
      大山伸一郎, 塩川和夫, 三好由純, 細川敬祐, B. J. Watkins, 栗原純一, 津田卓雄, C. T. Fallen
    • Organizer
      地球電磁気・地球惑星圏学会第140回講演会
    • Related Report
      2016 Annual Research Report
  • [Presentation] 成層圏突然昇温にともなう北極域下部熱圏・中間圏変動2016

    • Author(s)
      野澤悟徳, 小川泰信, 津田卓雄, 藤原均, 堤雅基, 三好勉信, C. Hall, S. C. Buchert, 斎藤徳人, 和田智之, 川原琢也, 高橋透, 川端哲也, A. Brekke
    • Organizer
      地球電磁気・地球惑星圏学会第140回講演会
    • Related Report
      2016 Annual Research Report
  • [Presentation] 波長可変共鳴散乱ライダーにおける送信レーザ周波数モニタシステムの開発 -極域 MLT 領域の鉛直風観測を目指して-2016

    • Author(s)
      江尻省, 西山尚典, 津野克彦, C. Y. She, 津田卓雄, 高橋透, 阿保真, 和田智之, 川原琢也, 中村卓司
    • Organizer
      地球電磁気・地球惑星圏学会第140回講演会
    • Related Report
      2016 Annual Research Report
  • [Presentation] Time and height variability of Fe-layer in the Mesosphere and the Lower Thermosphere region at NIPR (36N, 140E)2016

    • Author(s)
      T. Nishiyama, M. K. Ejiri, T. T. Tsuda, T. Takahashi, K. Tsuno, M. Abo. T. D. Kawahara, S. Wada, and T. Nakamura
    • Organizer
      地球電磁気・地球惑星圏学会第140回講演会
    • Related Report
      2016 Annual Research Report
  • [Presentation] The Na layer in the Earth’s upper atmosphere: statistical investigation on the Na layer response to auroral activities2016

    • Author(s)
      T. T. Tsuda, T. Nakamura, M. K. Ejiri, T. Nishiyama, K. Hosokawa, T. Takahashi, J. Gumbel, and J. Hedin
    • Organizer
      The Irago Conference 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Changes of temperature and semidiurnal tide in the polar lower thermosphere and upper mesosphere related to Sudden Stratospheric Warmings above Tromso, Norway2016

    • Author(s)
      S. Nozawa, Y. Ogawa, T. T. Tsuda, H. Fujiwara, M. Tsutsumi, Y. Miyoshi, C. M. Hall, S. C. Buchert, N. Saito, S. Wada, T. Kawahara, T. Takahashi, T. Kawabata, and A. Brekke
    • Organizer
      International Symposium on the Whole Atmosphere
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Observed fine-structures in sporadic Ca+ ion layers by a frequency-tunable resonance scattering lidar in the midlatitude2016

    • Author(s)
      M. K. Ejiri, T. Nishiyama, T. T. Tsuda, M. Abo, K. Tsuno, S. Wada, T. Ogawa, T. Kawahara, and T. Nakamura
    • Organizer
      International Symposium on the Whole Atmosphere
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] MTI研究のためのライダー観測2016

    • Author(s)
      津田卓雄
    • Organizer
      MTI研究集会
    • Related Report
      2016 Annual Research Report
    • Invited
  • [Presentation] 高速ナトリウムライダー観測による脈動オーロラが引き起こすナトリウム密度変動の研究2016

    • Author(s)
      高橋透, 細川敬祐, 野澤悟徳, 津田卓雄, 小川泰信, 堤雅基, 平木康隆, 藤原均, 川原琢也, 斎藤徳人, 和田智之, 川端哲也, C. M. Hall
    • Organizer
      MTI研究集会
    • Related Report
      2016 Annual Research Report
  • [Presentation] My research activity associated with Japan-Norway collaborations2016

    • Author(s)
      T. T. Tsuda
    • Organizer
      Young Scientist Forum, Japan-Norway Arctic Science and Innovation Week 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Fine structures in the E-region plasma density of the ionosphere observed by a Ca+ resonance scattering lidar observation2016

    • Author(s)
      M. K. Ejiri, T. Nishiyama, T. T. Tsuda, M. Abo, K. Tsuno, S. Wada, T. Ogawa, T. Kawahara, and T. Nakamura
    • Organizer
      JpGU Meeting 2016
    • Related Report
      2016 Annual Research Report
  • [Presentation] Time and height variability of temparature in mesosphere and lower thermosphere region based on resonance scattering lidar measurement at NIPR (36N, 140E)2016

    • Author(s)
      T. Nishiyama, M. K. Ejiri, T. T. Tsuda, K. Tsuno, M. Abo, T. Kawahara, T. Ogawa, S. Wada, and T. Nakamura
    • Organizer
      JpGU Meeting 2016
    • Related Report
      2016 Annual Research Report
  • [Presentation] Variations of the polar lower thermosphere and mesosphere in February 2016 using EISCAT radar, meteor radar, MF radar, and sodium LIDAR observations2016

    • Author(s)
      S. Nozawa, Y. Ogawa, T. T. Tsuda, H. Fujiwara, M. Tsutsumi, C. Hall, S. Buchert, N. Saito, S. Wada, T. Kawahara, T. Takahashi, T. Kawabata, T. Hibino, S. Takita, and A. Brekke
    • Organizer
      JpGU Meeting 2016
    • Related Report
      2016 Annual Research Report
  • [Presentation] Study on pulsating aurora-induced sodium density variation: high-speed sodium lidar observation2016

    • Author(s)
      T. Takahashi, T. T. Tsuda, K. Hosokawa, S. Nozawa, Y. Ogawa, T. Kawahara, N. Saito, S. Wada, T. Kawabata, and C. Hall
    • Organizer
      JpGU Meeting 2016
    • Related Report
      2016 Annual Research Report
  • [Presentation] Odin/OSIRIS共鳴散乱観測データを用いた地磁気活動に伴うNa層変動の調査2016

    • Author(s)
      津田卓雄, 中村卓司, 江尻省, 西山尚典, 細川敬祐, 高橋透, J. Gumbel, J. Hedin
    • Organizer
      JpGU Meeting 2016
    • Related Report
      2016 Annual Research Report
  • [Presentation] 波長可変共鳴散乱ライダーによる国内観測試験 -第58次南極地域観測隊での昭和基地導入に向けて-2016

    • Author(s)
      江尻省, 西山尚典, 津田卓雄, 阿保真, 津野克彦, 和田智之, 小川貴代, 川原琢也, 中村卓司
    • Organizer
      JpGU Meeting 2016
    • Related Report
      2016 Annual Research Report
  • [Presentation] サブストーム回復相におけるオーロラパッチと下部熱圏風速変動2016

    • Author(s)
      大山伸一郎, 塩川和夫, 三好由純, 細川敬祐, B. J. Watkins, 栗原純一, 津田卓雄, C. T. Fallen
    • Organizer
      JpGU Meeting 2016
    • Related Report
      2016 Annual Research Report
  • [Presentation] Sodium lidar observations for upper atmospheric research at Tromso, Norway in Arctic2016

    • Author(s)
      T. T. Tsuda, S. Nozawa, N. Saito, T. D. Kawahara, T. Kawabata, T. Takahashi, C. M. Hall, T. Tsukihana, S. Wada, S. Oyama, Y. Ogawa, and K. Hosokawa
    • Organizer
      Laser Solution for Space and the Earth, OPTICS and PHOTONICS International Congress 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Statistical analysis on Na layer response to geomagnetic activities using Odin/OSIRIS data2016

    • Author(s)
      T. T. Tsuda, T. Nakamura, M. K. Ejiri, T. Nishiyama, K. Hosokawa, T. Takahashi, J. Gumbel, and J. Hedin
    • Organizer
      European Geosciences Union General Assembly 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Neutral wind acceleration in the polar lower E-region during an intense electric-field2016

    • Author(s)
      T. T. Tsuda, S. C. Buchert, S. Nozawa, S. Oyama, Y. Ogawa, and R. Fujii
    • Organizer
      European Geosciences Union General Assembly 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Current status of resonance scattering lidar development in Japan and airglow observation at Syowa2016

    • Author(s)
      M. K. Ejiri, T. Nishiyama, T. T. Tsuda, M. Abo, K. Tsuno, S. Wada, T. Ogawa, T. Kawahara, and T. Nakamura
    • Organizer
      3rd International ANtarctic Gravity Wave Instrument Network (ANGWIN) science workshop
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research

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Published: 2016-04-21   Modified: 2021-02-19  

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