Hajime Sugai

Japan Weather Association (Japan) — Japan

Physics and Astronomy · Physical Sciences

17h-index1.5kcitations90works0.02yr avg
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Research Topics

Astrophysics and Star Formation Studies(33), Astronomy and Astrophysical Research(33), Stellar, planetary, and galactic studies(32), Galaxies: Formation, Evolution, Phenomena(24), Adaptive optics and wavefront sensing(14)

Publications84 total

Probing the Jet–Torus Interaction in the Radio Galaxy NGC 1052 by Sulfur-bearing Molecules
The Astrophysical Journal·2023· 9 citedOpen Access
Probing Jet-Torus Interaction in the Radio Galaxy NGC 1052 by Sulfur-Bearing Molecules
arXiv (Cornell University)·2023Open Access
Modelling the Energy Losses of a Superconducting Magnetic Bearing due to the Change of the Levitation Height Under Gravity
Journal of Physics Conference Series·2021· 2 citedOpen Access
Breadboard model of polarization modulator unit based on a continuously rotating half-wave plate for the low-frequency telescope of the LiteBIRD space mission
2020· 15 cited
Estimation of heat dissipation on a levitating rotor over superconducting magnet bearing
IOP Conference Series Materials Science and Engineering·2020· 2 citedOpen Access
Dark matter distribution in the Galactic dwarf spheroidal galaxies
Journal of Physics Conference Series·2020Open Access
Evaluation of loss characteristics of superconducting magnetic bearings for LiteBIRD satellite by three-dimensional finite element method analysis
Journal of Physics Conference Series·2019· 1 citedOpen Access
Development of a contact-less cryogenic rotation mechanism employed for a polarization modulator unit in cosmic microwave background polarization experiments
Journal of Physics Conference Series·2019· 5 citedOpen Access
ALMA Observations toward the Starburst Dwarf Galaxy NGC 5253. I. Molecular Cloud Properties and Scaling Relations
The Astrophysical Journal·2018· 21 citedOpen Access
The optical design and physical optics analysis of a cross-Dragonian telescope for LiteBIRD
Space Telescopes and Instrumentation 2018: Optical, Infrared, and Millimeter Wave·2018· 9 cited
Thermal design utilizing radiative cooling for the payload module of LiteBIRD
Space Telescopes and Instrumentation 2018: Optical, Infrared, and Millimeter Wave·2018· 6 cited
Design and development of a polarization modulator unit based on a continuous rotating half-wave plate for LiteBIRD
2018· 15 cited
A limit on the optical transient in the galaxy associated with Fast Radio Burst 150418
arXiv (Cornell University)·2018Open Access
Design and Thermal Characteristics of a 400 mm Diameter Levitating Rotor in a Superconducting Magnetic Bearing Operating Below at 10 K for a CMB Polarization Experiment
IEEE Transactions on Applied Superconductivity·2018· 10 cited
狭線Seyfert 1銀河IRAS 04576+0912における100pcスケールの高速で高密度な流出
Publications of the Astronomical Society of Japan·2018
Thermal analysis of a prototype cryogenic polarization modulator for use in a space-borne CMB polarization experiment
IOP Conference Series Materials Science and Engineering·2017· 3 citedOpen Access
Numerical analysis of fundamental characteristics of superconducting magnetic bearings for a polarization modulator
Journal of Physics Conference Series·2017Open Access
Vibrational characteristics of a superconducting magnetic bearing employed for a prototype polarization modulator
Journal of Physics Conference Series·2017· 9 citedOpen Access
Super-star-cluster forming clouds in the young starburst galaxy NGC 5253
MmSAI·2017
Radio light curve of the galaxy possibly associated with FRB 150418
Monthly Notices of the Royal Astronomical Society·2016· 21 citedOpen Access
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Frequent Co-authors

Takashi Hattori(17), Shinobu Ozaki(15), Hiroshi Ohtani(12), Motomi Ishii(11), T. Matsumura(10), Tadashi Hayashi(9), Atsushi Shimono(9), Atsushi Kawai(8), Tomonori Usuda(8), Hirokazu Kataza(8), Norihide Takeyama(8), M. J. Ward(7), R. Davies(7), Y. Sakurai(7), Hiroaki Imada(7), Tsuyoshi Ishigaki(7), M. Hazumi(6), H. Ishino(6), Masuo Tanaka(6), George Kosugi(6)