Takashi Okajima
Identifiers
- name variant Takashi Okajima 0.60 · backfill
Papers (31)
- 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
- Complex Nuclear Structure in Seyfert 2 Galaxy NGC 4388 Revealed by XRISM Observation astro-ph.HE · 2026 · author #6
- Detection of polarized gamma-ray emission from the Crab nebula with Hitomi Soft Gamma-ray Detector astro-ph.HE · 2018 · author #121
- The FORCE mission : Science aim and instrument parameter for broadband X-ray imaging spectroscopy with good angular resolution astro-ph.IM · 2018 · author #10
- STROBE-X: A probe-class mission for X-ray spectroscopy and timing on timescales from microseconds to years astro-ph.IM · 2018 · author #13
- NICER Detects a Soft X-ray Kilohertz Quasi-periodic Oscillation in 4U 0614+09 astro-ph.HE · 2018 · author #16
- Hitomi X-ray Observation of the Pulsar Wind Nebula G21.5$-$0.9 astro-ph.HE · 2018 · author #121
- In-flight Calibration of Hitomi Soft X-ray Spectrometer (3) Effective Area astro-ph.IM · 2018 · author #2
- Inflight Calibration of the Hitomi Soft X-ray Spectrometer (2) Point Spread Function astro-ph.IM · 2017 · author #14
- Temperature Structure in the Perseus Cluster Core Observed with Hitomi astro-ph.HE · 2017 · author #123
- Atomic data and spectral modeling constraints from high-resolution X-ray observations of the Perseus cluster with Hitomi astro-ph.HE · 2017 · author #122
- Hitomi Observations of the LMC SNR N132D: Highly Redshifted X-ray Emission from Iron Ejecta astro-ph.HE · 2017 · author #121
- Glimpse of the highly obscured HMXB IGR J16318-4848 with Hitomi astro-ph.HE · 2017 · author #121
- 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
- Atmospheric gas dynamics in the Perseus cluster observed with Hitomi astro-ph.HE · 2017 · author #124
- Measurements of resonant scattering in the Perseus cluster core with Hitomi SXS astro-ph.HE · 2017 · author #120
- Search for Thermal X-ray Features from the Crab nebula with Hitomi Soft X-ray Spectrometer astro-ph.HE · 2017 · author #120
- Design of the telescope truss and gondola for the balloon-borne X-ray polarimeter X-Calibur astro-ph.IM · 2017 · author #6
- Hitomi constraints on the 3.5 keV line in the Perseus galaxy cluster astro-ph.HE · 2016 · author #136
- The Quiescent Intracluster Medium in the Core of the Perseus Cluster astro-ph.GA · 2016 · author #135
- The ASTRO-H X-ray Astronomy Satellite astro-ph.IM · 2014 · author #157
- Tracking the Complex Absorption in NGC 2110 with Two Suzaku Observations astro-ph.HE · 2014 · author #6
- White Paper on GEMS Study of Polarized X-rays from Neutron Stars astro-ph.HE · 2013 · author #19
- The ASTRO-H X-ray Observatory astro-ph.IM · 2012 · author #141
- The Swift BAT Perspective on Non-thermal Emission in HIFLUGCS Galaxy Clusters astro-ph.CO · 2012 · author #7
- The Extreme Physics Explorer astro-ph.IM · 2011 · author #10
- The ASTRO-H Mission astro-ph.IM · 2010 · author #115
- Suzaku wide-band X-ray Spectroscopy of the Seyfert 2 AGN in NGC 4945 astro-ph · 2007 · author #11
- Wide-band spectroscopy of the Compton thick Seyfert 2 galaxy Mrk 3 with Suzaku astro-ph · 2007 · author #13
- A Stellar-mass Black Hole in the Ultra-luminous X-ray Source M82 X-1? astro-ph · 2006 · author #1
- Precision Fe Kalpha and Fe Kbeta Line Spectroscopy of the Seyfert 1.9 Galaxy NGC 2992 with Suzaku astro-ph · 2006 · author #11
Mentions
Frequent Coauthors
- Tadayuki Takahashi 19 shared papers
- Yoshihiro Ueda 19 shared papers
- Yuichi Terashima 19 shared papers
- Hideyuki Mori 18 shared papers
- Hisamitsu Awaki 18 shared papers
- Tahir Yaqoob 18 shared papers
- Yoshitomo Maeda 18 shared papers
- Hironori Matsumoto 17 shared papers
- Kazuo Makishima 17 shared papers
- Lorella Angelini 17 shared papers
- Manabu Ishida 17 shared papers
- Masahiro Tsujimoto 17 shared papers
- Ryo Iizuka 17 shared papers
- Yasushi Fukazawa 17 shared papers
- Akihiro Furuzawa 16 shared papers
- Aya Bamba 16 shared papers
- Chris Done 16 shared papers
- Francesco Tombesi 16 shared papers
- Hideyo Kunieda 16 shared papers
- Hiromitsu Takahashi 16 shared papers