研究者詳細 - 平原　靖大

論文 - 平原　靖大

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Development of a mid-infrared refractive index measurement system at cryogenic temperature for the development of an immersion grating to be onboard next-generation infrared space telescope GREX-PLUS 招待有り査読有り

Umi Enokidani, Hideo Matsuhara, Takao Nakagawa, Yasuhiro Hirahara, Ryoichi Koga, Yuan Li, Biao Zhao, Daiki Takama, Hiroshi Sasago, Takehiko Wada

Journal of Astronomical Telescopes, Instruments, and Systems 2025年4月

High-contrast imaging and spectroscopy by a low-scattering off-axis telescope PLANETS; current status of the development and future plan 国際共著

Sakanoi, T; Emilio, M; dos Santos, SD; Berdyugina, S; Swindle, R; Kagitani, M; Kurita, M; Takahashi, K; Hirahara, Y; Kuhn, JR; Lewis, K

GROUND-BASED AND AIRBORNE TELESCOPES X 13094 巻 ( 0N ) 頁： 1 - 6 2024年

Development of the Broadband Fourier Transform IR Imaging Spectrometer with Common Path Wavefront Division Phase-Shift Interferometry for Compact Satellite Payload

Zhao, B; Hirahara, Y; Lie, Y; Negishi, S; Sasago, H; Kasaba, Y; Koga, R; Nakagawa, T; Matsuhara, H; Enokidani, U; Wada, T

SPACE TELESCOPES AND INSTRUMENTATION 2024: OPTICAL, INFRARED, AND MILLIMETER WAVE 13092 巻 ( 2X ) 頁： 1 - 6 2024年

Transmittance measurement of high-resistivity CdZnTe at cryogenic temperature for material selection of the immersion grating for the next generation infrared telescope GREX-PLUS

Li, Y; Hirahara, Y; Zhao, B; Sasago, H; Enokidani, U; Matsuhara, H; Nakagawa, T; Koga, R; Wada, T

SPACE TELESCOPES AND INSTRUMENTATION 2024: OPTICAL, INFRARED, AND MILLIMETER WAVE 13092 巻 ( 3E ) 頁： 1 - 6 2024年

Development of the CdZnTe Immersion Grating Spectrometer for the Detection of Snow-Lines with High-Resolution Spectroscopy

Nakagawa, T; Matsuhara, H; Enokida, U; Suzuki, T; Baba, S; Hirahara, Y; Kaneda, H; Koga, R; Yuan, L; Zhao, B; Takama, D; Sasago, H; Wada, T; Nakaoka, T; Eda, T; Kakihara, R; Shiomitsu, Y; Hosobata, T; Ebizuka, N; Yamagata, Y; Notsui, S; Nomura, H

SPACE TELESCOPES AND INSTRUMENTATION 2024: OPTICAL, INFRARED, AND MILLIMETER WAVE 13092 巻 ( 3D ) 頁： 1 - 6 2024年

Development of a Mid-Infrared Refractive Index Measurement System at Cryogenic Temperature for the Development of an Immersion Grating to be onboard Next-Generation Infrared Space Telescope GREX-PLUS

Enokidani, U; Matsuhara, H; Nakagawa, T; Hirahara, Y; Koga, R; Li, Y; Zhao, B; Takama, D; Sasago, H; Wada, T

SPACE TELESCOPES AND INSTRUMENTATION 2024: OPTICAL, INFRARED, AND MILLIMETER WAVE 13092 巻 ( 3F ) 頁： 1 - 6 2024年

UV irradiation and infrared observation of sulfur dioxide clusters and solids at cryogenic temperature 査読有り国際誌

Ito, F; Koga, R; Negishi, S; Hirahara, Y

CHEMICAL PHYSICS LETTERS 829 巻 2023年10月

Mid-infrared laser heterodyne spectrometer by hollow optical fiber and its newly designed coupler

Nakagawa, H; Tsukada, S; Katagiri, T; Kasaba, Y; Murata, I; Hirahara, Y; Matsuura, Y; Yamazaki, A

APPLIED OPTICS 62 巻 ( 6 ) 頁： A31 - A36 2023年2月

Simulations of the spectral resolving power of a compact space-borne immersion-echelle spectrometer using mid-infrared wave tracing Open Access

Itoh, S; Ishihara, D; Wada, T; Nakagawa, T; Oyabu, S; Kaneda, H; Hirahara, Y

JOURNAL OF ASTRONOMICAL TELESCOPES INSTRUMENTS AND SYSTEMS 8 巻 ( 2 ) 2022年4月

Infrared Absorption and Its Sources of CdZnTe at Cryogenic Temperature Open Access

Maeshima, H; Matsumoto, K; Hirahara, Y; Nakagawa, T; Koga, R; Hanamura, Y; Wada, T; Nagase, K; Oyabu, S; Suzuki, T; Kokusho, T; Kaneda, H; Ishikawa, D

JOURNAL OF ELECTRONIC MATERIALS 51 巻 ( 2 ) 頁： 564 - 576 2022年2月

Development of the liquid nitrogen cooled hollow core waveguide fiber for the mid-infrared region

Hirahara, Y; Ito, R; Yokoyama, Y; Matsuura, Y; Katagiri, T; Nakagawa, H; Kasaba, Y; Yamazaki, A

ADVANCES IN OPTICAL AND MECHANICAL TECHNOLOGIES FOR TELESCOPES AND INSTRUMENTATION IV 11451 巻頁： 114516C-1 - 114516C-7 2020年

Transmittance measurement of low/high-resistivity of CdZnTe at cryogenic temperature for material selection of the immersion grating of SPICA SMI

Maeshima, H; Matsumoto, K; Hirahara, Y; Nakagawa, T; Wada, T; Nagase, K; Oyabu, S; Suzuki, T; Kokusho, T; Kaneda, H; Ito, R; Ishikawa, D

ADVANCES IN OPTICAL AND MECHANICAL TECHNOLOGIES FOR TELESCOPES AND INSTRUMENTATION IV 11451 巻頁： 114515X-1 - 114515X-10 2020年

Broadband mid-IR fiber optics for heterodyne spectroscopy in solar system exploration missions

Nakagawa, H; Tsukada, S; Kasaba, Y; Hirahara, Y; Matsuura, Y; Katagiri, T; Murata, I; Yamazaki, A

ADVANCES IN OPTICAL AND MECHANICAL TECHNOLOGIES FOR TELESCOPES AND INSTRUMENTATION IV 11451 巻頁： 114516B-1 - 114516B-7 2020年

Development of PLANETS telescope and visible-infrared spectrometer for monitoring of planetary and exoplanetary atmospheres

Sakanoi Takeshi, Kuhn Jeff, Berdyugina Svetalana, Emilio Marcelo, Kagitani Masato, Hirahara Yasuhiro, Nakagawa Hiromu, Kasaba Yasumasa, Obara Takahiro, Okano Shoichi, Scholl Isabelle, Berdyugin Andrei, Piirola Vilppi

Proceedings of SPIE 10700 巻 2018年

Observational Constraint on the Pluto's atmospheric CO with ASTE 査読有り Open Access

Takahiro IINO, Yasuhiro HIRAHARA, Takehiro HIDEMORI, Takashi TSUKAGOSHI, Taku NAKAJIMA, Satoru NAKAMOTO and Chihaya KATO

Publication of the Astronomical Society of Japan 68 巻 ( 1 ) 頁： L1 - L5 2016年1月

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論文 - 平原　靖大