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"au:"Koichiro Sugiyama"" — arXiv2 Search
Showing 1–7 of 7 results
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Oct 1, 2025
Detection of OH maser emission in the 71-year periodic comet 12P/Pons-Brooks using the 40-m Thai National Radio Telescope (TNRT)
Oct 13, 2023
Precessing jet nozzle connecting to a spinning black hole in M87
Mar 2, 2023
Spectral analysis of a parsec-scale jet in M87: Observational constraint on the magnetic field strengths in the jet
Dec 14, 2022
Overview of the Observing System and Initial Scientific Accomplishments of the East Asian VLBI Network (EAVN)
Jun 9, 2014
The First Very Long Baseline Interferometry Image of 44 GHz Methanol Maser with the KVN and VERA Array (KaVA)
Apr 29, 2008
A Synchronized Variation of the 6.7 GHz Methanol Maser in Cepheus A
Oct 25, 2007
Mapping Observations of 6.7 GHz Methanol Masers with Japanese VLBI Network