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researcher

Ryuhei Ohnishi

7 papers hereh-index 568 citations9 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • middle author6

Across the 6 of 7 papers where every author was matched, so the position is known.

fields
  • astro-ph.SR5
  • astro-ph.HE2

identity via Semantic Scholar / OpenAlex

activity
20182021
most citedASASSN-18aan: An Eclipsing SU UMa-type Cataclysmic Variable with a 3.6-hour Orbital Period and a Late G-type Secondary Star

11 citations · 49 across the 7 of their papers we have counts for

collaborators
Showing astro-ph.HEShow all

2 papers · 1 filter

astro-ph.HE2021

Optical Variability Correlated with X-ray Spectral Transition in the Black-Hole Transient ASASSN-18ey = MAXI J1820+070

Keito Niijima, Mariko Kimura, Yasuyuki Wakamatsu +49

How a black hole accretes matter and how this process is regulated are fundamental but unsolved questions in astrophysics. In transient black-hole binaries, a lot of mass stored in…

astro-ph.HE2020★ 4 cited

Follow-up Observations for IceCube-170922A: Detection of Rapid Near-Infrared Variability and Intensive Monitoring of TXS 0506+056

Tomoki Morokuma, Yousuke Utsumi, Kouji Ohta +35

We present our follow-up observations to search for an electromagnetic counterpart of the IceCube high-energy neutrino, IceCube-170922A. Monitoring observations of a likely counter…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.