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researcher

Katsuji Koyama

2 papers here

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

author position
  • middle author1

Across the 1 of 2 papers where every author was matched, so the position is known.

fields
  • astro-ph1
  • astro-ph.HE1

identity via Semantic Scholar / OpenAlex

most citedSolar abundance ratios of the iron-peak elements in the Perseus Cluster

116 citations · 142 across the 2 of their papers we have counts for

collaborators

2 papers

astro-ph.HE2017★ 116 cited

Solar abundance ratios of the iron-peak elements in the Perseus Cluster

Hitomi Collaboration

The metal abundance of the hot plasma that permeates galaxy clusters represents the accumulation of heavy elements produced by billions of supernovae. Therefore, X-ray spectroscopy…

astro-ph2006★ 26 cited

Discovery of a possible X-ray counterpart to HESS J1804-216

Aya Bamba, Katsuji Koyama, Junko S. Hiraga +10

Suzaku deep observations have discovered two highly significant nonthermal X-ray sources, Suzaku J1804−2142 (Src 1) and Suzaku J1804−2140 (Src 2), positionally coincident with…

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