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Employment (1)

自然科学研究機構国立天文台/National Astronomical Observatory of Japan: 三鷹市/Mitaka City/Mitaka City, 東京都/Tokyo/Tokyo, JP

2024-04-01 to present | 若手研究者雇用特別研究員/Postdoctoral Researcher (アルマプロジェクト/ALMA Project)
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National Institutes of Natural Sciences

Works (5)

Internal 1000 au Scale Structures of the R CrA Cluster-forming Cloud. I. Filamentary Structures

The Astrophysical Journal
2024-06-01 | Journal article
DOI: 10.3847/1538-4357/ad40a6
Contributors: Kengo Tachihara; Naofumi Fukaya; Kazuki Tokuda; Yasumasa Yamasaki; Takeru Nishioka; Daisei Abe; Tsuyoshi Inoue; Naoto Harada; Ayumu Shoshi; Shingo Nozaki et al.
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Quantification of Propagation Modes in an Astronomical Instrument From Its Radiation Pattern

IEEE Transactions on Antennas and Propagation
2024-04 | Journal article
DOI: 10.1109/TAP.2024.3366310
Contributors: Yasumasa Yamasaki; Hiroaki Imada
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Development of seven-beam optics using dielectric lenses for a new 72–116 GHz receiver in the Nobeyama 45 m telescope

Publications of the Astronomical Society of Japan
2023-06-02 | Journal article
DOI: 10.1093/pasj/psad015
Contributors: Yasumasa Yamasaki; Yutaka Hasegawa; Sho Yoneyama; Sana Kawashita; Tsubasa Chinen; Sho Masui; Chiaki Nosohara; Heyang Sun; Shuto Dakie; Akira Kameyama et al.
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Development of a new wideband heterodyne receiver system for the Osaka 1.85 m mm–submm telescope: Corrugated horn and optics covering the 210–375 GHz band

Publications of the Astronomical Society of Japan
2021-08-04 | Journal article
DOI: 10.1093/pasj/psab062
Contributors: Yasumasa Yamasaki; Sho Masui; Hideo Ogawa; Hiroshi Kondo; Takeru Matsumoto; Masanari Okawa; Koki Yokoyama; Taisei Minami; Ryotaro Konishi; Sana Kawashita et al.
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Development of a new wideband heterodyne receiver system for the Osaka 1.85 m mm–submm telescope: Receiver development and the first light of simultaneous observations in 230 GHz and 345 GHz bands with an SIS-mixer with 4–21 GHz IF output

Publications of the Astronomical Society of Japan
2021-08-04 | Journal article
DOI: 10.1093/pasj/psab046
Contributors: Sho Masui; Yasumasa Yamasaki; Hideo Ogawa; Hiroshi Kondo; Koki Yokoyama; Takeru Matsumoto; Taisei Minami; Masanari Okawa; Ryotaro Konishi; Sana Kawashita et al.
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