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S. Koyama

32 papers hereh-index 232.7k citations62 works total

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

author position
  • first author3
  • middle author16

Across the 19 of 32 papers where every author was matched, so the position is known.

fields
  • astro-ph.HE17
  • astro-ph.GA10
  • astro-ph.IM4
  • astro-ph.CO1
same name
  • S. Koyama — 75 papers, h 31
  • S. Koyama — 16 papers, h 13
  • S. Koyama — 15 papers, h 9
  • S. Koyama — 9 papers, h 14
  • S. Koyama — 9 papers, h 4
  • S. Koyama — 8 papers, h 3

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20112023
most citedThe Quiescent Intracluster Medium in the Core of the Perseus Cluster

500 citations · 1.7k across the 32 of their papers we have counts for

collaborators
Showing 2020Show all

2 papers · 1 filter

astro-ph.GA2020★ 19 cited

Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs). IX. Identification of Two Red Quasars at z > 5.6

Nanako Kato, Yoshiki Matsuoka, Masafusa Onoue +14

We present the first discovery of dust-reddened quasars (red quasars) in the high-z universe (z >5.6). This is a result from the Subaru High-z Exploration of Low-Luminosity Quasars…

astro-ph.GA2020★ 22 cited

Subaru Hyper Suprime-Cam View of Quasar Host Galaxies at z < 1

Toru Ishino, Yoshiki Matsuoka, Shuhei Koyama +12

Active galactic nuclei (AGNs) are key for understanding the coevolution of galaxies and supermassive black holes (SMBHs). AGN activity is thought to affect the properties of their…

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