Prof. Hajime Okamoto Profile

Prof. Hajime Okamoto

at Kyushu Univ

SPIE Involvement:

Author

Publications (4)

Proceedings Article | 21 December 2024 Paper

Validation of EarthCARE ATLID using the ground-based Lidar network AD-Net

Nobuo Sugimoto, Yoshitaka Jin, Tomoaki Nishizawa, Atsushi Shimizu, Hironori Iwai, Makoto Aoki, Kazuaki Yasunaga, Keiya Yumimoto, Hajime Okamoto, Hitoshi Irie, Rei Kudo, Akiko Higurashi

Proceedings Volume 13265, 132650G (2024) https://doi.org/10.1117/12.3040170

KEYWORDS: LIDAR, Aerosols, Clouds, Raman spectroscopy, Radar, Mass attenuation coefficient, Equipment, Atmospheric particles, Solubility, Radiometry

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Proceedings Article | 21 December 2024 Paper

Algorithms to retrieve particle optical properties using the space Lidar ATLID onboard EarthCARE

Tomoaki Nishizawa, Rei Kudo, Eiji Oikawa, Akiko Higurashi, Yoshitaka Jin, Nobuo Sugimoto, Kaori Sato, Hajime Okamoto

Proceedings Volume 13265, 132650F (2024) https://doi.org/10.1117/12.3042902

KEYWORDS: Aerosols, Atmospheric particles, Algorithm development, Optical properties, LIDAR, Clouds, Satellites, Sensors, Mass attenuation coefficient, Depolarization

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Proceedings Article | 21 December 2024 Paper

Feasibility study of space-based Doppler wind Lidar for global wind profiling

Shoken Ishii, Kozo Okamoto, Hajime Okamoto, Toshiyoshi Kimura, Takuji Kubota, Daisuke Sakaizawa, Koichi Fujihira, Izumi Okabe, Tsuyoshi Sekiyama, Ayako Matsumoto, Yoshiaki Miyamoto, Tetsuya Takemi, Tomoaki Nishizawa, Atsushi Sato, Riko Oki, Masaki Satoh, Toshiki Iwasaki

Proceedings Volume 13265, 132650A (2024) https://doi.org/10.1117/12.3040281

KEYWORDS: Profiling, LIDAR, Doppler effect, Wind measurement, Meteorology, Meteorological satellites, Vegetation, Temporal resolution, Satellites, Remote sensing

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Proceedings Article | 17 October 2023 Paper

Light scattering matrix for bullet-rosette aggregates of atmospheric ice particles within the geometrical optics approximation

Dmitriy Timofeev, Alexander Konoshonkin, Natalia Kustova, Victor Shishko, Hajime Okamoto

Proceedings Volume 12780, 127803J (2023) https://doi.org/10.1117/12.2690931

KEYWORDS: Atmospheric particles, Light scattering, Clouds, Geometrical optics, Atmospheric optics

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