Search Results

Chemical model calculations on Na layer variation induced by energetic particle precipitation

by 滝沢 響吾, 津田 卓雄, Takizawa Kyogo, T. Tsuda Takuo
Published 2017

The Sensitivity of Polar Mesospheric Clouds to Mesospheric Temperature and Water Vapor

by Lee, Jae N., Wu, Dong L., Thurairajah, Brentha, Hozumi, Yuta, Tsuda, Takuo
Published in Remote Sensing (2024)

Field-Aligned Current Loop Model on Formation of Sporadic Metal Layers

by 松浦 延夫, 津田 卓雄, 野澤 悟徳, Matuura Nobuo, Tsuda Takuo, Nozawa Satonori
Published 2016

Atmospheric wave variability in the upper mesosphere based on ground-based observations of OH airglows (1.20-1.35 μm) in Longyearbyen (78.1°N, 16.0°E)

by Furutachi, Senri, Nishiyama, Takanori, Tsuda, Takuo, Ogawa, Yasunobu, Tsutsumi, Masaki, Partamies, Noora, Nozawa, Satonori
Published 2023

Thermospheric orthohelium, He(23S), variations associated with a moderate storm in February 2023: the NIRAS-2 observations at the Kjell Henriksen Observatory (78.1\degree N, 16.0\d...

by Nishiyama, Takanori, Kagitani, Masato, Bag, Tikemani, Tsuda, Takuo T., Iwasa, Yuki, Ogawa, Yasunobu, Sigernes, Fred
Published 2024

An automated auroral detection system using deep learning: real-time operation in Tromsø, Norway

by Nanjo, Sota, Nozawa, Satonori, Yamamoto, Masaki, Kawabata, Tetsuya, Johnsen, Magnar G., Tsuda, Takuo T., Hosokawa, Keisuke
Published in Scientific Reports (2022)

An automated auroral detection system using deep learning: real-time operation in Tromsø, Norway

by Nanjo, Sota, Nozawa, Satonori, Yamamoto, Masaki, Kawabata, Tetsuya, Johnsen, Magnar Gullikstad, Tsuda, Takuo T., Hosokawa, Keisuke
Published in Scientific Reports (2022)

A new five-wavelength photometer operated in Tromsø (69.6°N, 19.2°E)

by Nozawa, Satonori, Kawabata, Tetsuya, Hosokawa, Keisuke, Ogawa, Yasunobu, Tsuda, Takuo, Mizuno, Akira, Fujii, Ryoichi, Hall, Chris
Published in Earth, Planets and Space (2018)

A new five-wavelength photometer operated in Tromsø (69.6°N, 19.2°E)

by Nozawa, Satonori, Kawabata, Tetsuya, Hosokawa, Keisuke, Ogawa, Yasunobu, Tsuda, Takuo, Mizuno, Akira, Fujii, Ryoichi, Hall, Chris
Published in Earth, Planets and Space (2018)

Initial results of short-wavelength infrared imaging spectrograph and monochromatic imager, NIRAS-2 and NIRAC, installed at KHO/UNIS, Longyearbyen, Svalbard (78.1°N, 16.0°E) ...

by Nishiyama, Takanori, Kagatani, Masato, Furutachi, Senri, Ogawa, Yasunobu, Tsuda, Takuo, Iwasa, Yuki, Tsuchiya, Fuminori, Dalin, Peter, Nozawa, Satonori, Sigernes, Fred
Published 2023

Seasonal variations in the potassium layer over Syowa station (69.0°S, 39.6°E), Antarctic

by Hu, Jinyi, Tsuda, Takuo, Ejiri, Mitsumu, Nishiyama, Takanori, Nakamura, Takuji, Tsuno, Katsuhiko, Abo, Makoto, Kawahara, Takuya, Ogawa, Takayo, Wada, Satoshi
Published 2023

Study on variation of neutral temperature in the polar MLT region using a sodium LIDAR at Tromsø

by Nozawa Satonori, D. Kawahara Takuya, Tsuda Takuo, Kawabata Tetsuya, Kawabata Norihito, Wada Satoshi, Takahashi Tohru, Oyama Shin-ichiro, Fujiwara Hitoshi, Fujii Ryoichi
Published 2016

A statistical study of convective and dynamic instabilities in the polar upper mesosphere above Tromsø

by Nozawa, Satonori, Saito, Norihito, Kawahara, Takuya, Wada, Satoshi, Tsuda, Takuo T., Maeda, Sakiho, Takahashi, Toru, Fujiwara, Hitoshi, Narayanan, Viswanathan Lakshmi, Kawabata, Tetsuya, Johnsen, Magnar G.
Published in Earth, Planets and Space (2023)

Studies of the polar lower thermosphere and mesosphere based on simultaneous observations of EISCAT radars and a sodium LIDAR

by Nozawa Satonori, D. Kawahara Takuya, Ogawa Yasunobu, Saito Norihito, T. Tsuda Takuo, Takahashi Toru, Wada Satoshi, Fujiwara Hitoshi, Tsutsumi Masaki, Hall Chris, Kawabata Tetsuya, Brekke Asgeir
Published 2017

Study of the lower thermospheric wind in the polar region using EISCAT data obtained in 2 solar cycles

by 塩 地恵, 野澤 悟徳, 津田 卓雄, 小川 泰信, 大山 伸一郎, Brekke Asgeir, Shioji Megumi, Nozawa Satonori, Tsuda Takuo, Ogawa Yasunobu, Oyama Shin-ichiro
Published 2016

昭和基地高機能ライダーの機能拡張のための波長可変共鳴散乱ライダー開発の現状

by 江尻 省, 西山 尚典, 津田 卓雄, 阿保 真, 川原 琢也, 中村 卓司, K. Ejiri Mitsumu, Nishiyama Takanori, T. Tsuda Takuo, Abo Makoto, D. Kawahara Takuya, Takuji Nakamura
Published 2016

Electromagnetic energy dissipation and wind dynamics in the polar thermosphere

by 大山 伸一郎, 津田 卓雄, 栗原 純一, 藤井 良一, 前田 佐和子, 野澤 悟徳, Oyama Shin-ichiro, T. Tsuda Takuo, Kurihara Junichi, Fujii Ryoichi, Maeda Sawako, Nozawa Satonori
Published 2016

Auroral molecular-emission effects on the atomic oxygen line at 777.4 nm

by Oyama, Shin-ichiro, Tsuda, Takuo T., Hosokawa, Keisuke, Ogawa, Yasunobu, Miyoshi, Yoshizumi, Kurita, Satoshi, Kero, Antti E., Fujii, Ryoichi, Tanaka, Yoshimasa, Mizuno, Akira, Kawabata, Tetsuya, Gustavsson, Björn, Leyser, Thomas
Published in Earth, Planets and Space (2018)

Auroral molecular-emission effects on the atomic oxygen line at 777.4 nm

by Oyama, Shin-Ichiro, Tsuda, Takuo T., Hosokawa, Keisuke, Ogawa, Yasunobu, Miyoshi, Yoshizumi, Kurita, Satoshi, Kero, Antti, Fujii, Ryochi, Tanaka, Yoshimasa, Mizuno, Akira, Kawabata, Tetsuya, Gustavsson, Björn Johan, Leyser, Thomas
Published in Earth, Planets and Space (2018)

Auroral molecular-emission effects on the atomic oxygen line at 777.4 nm

by Oyama, Shin-ichiro, Tsuda, Takuo T., Hosokawa, Keisuke, Ogawa, Yasunobu, Miyoshi, Yoshizumi, Kurita, Satoshi, Kero, Antti E., Fujii, Ryoichi, Tanaka, Yoshimasa, Mizuno, Akira, Kawabata, Tetsuya, Gustavsson, Bjorn, Leyser, Thomas
Published in Earth, Planets and Space (2018)