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Takashi Okajima

Identifiers

  • name variant Takashi Okajima 0.60 · backfill

Papers (31)

  1. Refined Constraints on the Hard X-ray Polarization of the Crab Pulsar and Nebula Derived from an Extended XL-Calibur Dataset astro-ph.HE · 2026 · author #20
  2. Complex Nuclear Structure in Seyfert 2 Galaxy NGC 4388 Revealed by XRISM Observation astro-ph.HE · 2026 · author #6
  3. Detection of polarized gamma-ray emission from the Crab nebula with Hitomi Soft Gamma-ray Detector astro-ph.HE · 2018 · author #121
  4. The FORCE mission : Science aim and instrument parameter for broadband X-ray imaging spectroscopy with good angular resolution astro-ph.IM · 2018 · author #10
  5. STROBE-X: A probe-class mission for X-ray spectroscopy and timing on timescales from microseconds to years astro-ph.IM · 2018 · author #13
  6. NICER Detects a Soft X-ray Kilohertz Quasi-periodic Oscillation in 4U 0614+09 astro-ph.HE · 2018 · author #16
  7. Hitomi X-ray Observation of the Pulsar Wind Nebula G21.5$-$0.9 astro-ph.HE · 2018 · author #121
  8. In-flight Calibration of Hitomi Soft X-ray Spectrometer (3) Effective Area astro-ph.IM · 2018 · author #2
  9. Inflight Calibration of the Hitomi Soft X-ray Spectrometer (2) Point Spread Function astro-ph.IM · 2017 · author #14
  10. Temperature Structure in the Perseus Cluster Core Observed with Hitomi astro-ph.HE · 2017 · author #123
  11. Atomic data and spectral modeling constraints from high-resolution X-ray observations of the Perseus cluster with Hitomi astro-ph.HE · 2017 · author #122
  12. Hitomi Observations of the LMC SNR N132D: Highly Redshifted X-ray Emission from Iron Ejecta astro-ph.HE · 2017 · author #121
  13. Glimpse of the highly obscured HMXB IGR J16318-4848 with Hitomi astro-ph.HE · 2017 · author #121
  14. Hitomi Observation of Radio Galaxy NGC 1275: The First X-ray Microcalorimeter Spectroscopy of Fe-K{\alpha} Line Emission from an Active Galactic Nucleus astro-ph.HE · 2017 · author #121
  15. Atmospheric gas dynamics in the Perseus cluster observed with Hitomi astro-ph.HE · 2017 · author #124
  16. Measurements of resonant scattering in the Perseus cluster core with Hitomi SXS astro-ph.HE · 2017 · author #120
  17. Search for Thermal X-ray Features from the Crab nebula with Hitomi Soft X-ray Spectrometer astro-ph.HE · 2017 · author #120
  18. Design of the telescope truss and gondola for the balloon-borne X-ray polarimeter X-Calibur astro-ph.IM · 2017 · author #6
  19. Hitomi constraints on the 3.5 keV line in the Perseus galaxy cluster astro-ph.HE · 2016 · author #136
  20. The Quiescent Intracluster Medium in the Core of the Perseus Cluster astro-ph.GA · 2016 · author #135
  21. The ASTRO-H X-ray Astronomy Satellite astro-ph.IM · 2014 · author #157
  22. Tracking the Complex Absorption in NGC 2110 with Two Suzaku Observations astro-ph.HE · 2014 · author #6
  23. White Paper on GEMS Study of Polarized X-rays from Neutron Stars astro-ph.HE · 2013 · author #19
  24. The ASTRO-H X-ray Observatory astro-ph.IM · 2012 · author #141
  25. The Swift BAT Perspective on Non-thermal Emission in HIFLUGCS Galaxy Clusters astro-ph.CO · 2012 · author #7
  26. The Extreme Physics Explorer astro-ph.IM · 2011 · author #10
  27. The ASTRO-H Mission astro-ph.IM · 2010 · author #115
  28. Suzaku wide-band X-ray Spectroscopy of the Seyfert 2 AGN in NGC 4945 astro-ph · 2007 · author #11
  29. Wide-band spectroscopy of the Compton thick Seyfert 2 galaxy Mrk 3 with Suzaku astro-ph · 2007 · author #13
  30. A Stellar-mass Black Hole in the Ultra-luminous X-ray Source M82 X-1? astro-ph · 2006 · author #1
  31. Precision Fe Kalpha and Fe Kbeta Line Spectroscopy of the Seyfert 1.9 Galaxy NGC 2992 with Suzaku astro-ph · 2006 · author #11

Mentions

  • 0708.1201 #11 · backfill · confidence 0.70 Takashi Okajima
  • 0707.2425 #13 · backfill · confidence 0.70 Takashi Okajima

Frequent Coauthors