KN
Kazuhiro Nakazawa
astro-ph.HEastro-ph.IMastro-phastro-ph.GAastro-ph.COphysics.ao-phphysics.ins-detastro-ph.EPastro-ph.SRhep-ex
On Valency
published · living versionsW_4rs6dmcq·v1 · currentpublished
The peak-flux of GRB 221009A measured with GRBAlpha
with Jakub Ripa, Hiromitsu Takahashi, Yasushi Fukazawa, Norbert Werner +40
1 version
W_h9sh9n8g·v1published
W_pb6y88wj·v1published
Preprints & journals
152 papers in the corpus · 2000–2026Exploring the dynamics of the Coma galaxy cluster by mapping its X-ray emission line profiles with XRISM2609.14264v3 · Kosei Sakai, Kazuhiro Nakazawa, Maxim Markevitch et al.2026 · 0 citationsarXiv
Chemical enrichment of the Perseus cluster core seen by XRISM/Resolve2606.17141v3 · Marc Audard, Hisamitsu Awaki, Ralf Ballhausen et al.2026 · 1 citationarXiv
High-resolution X-ray spectroscopy with XRISM/Resolve reveals super-Solar abundance ratios in Virgo/M872605.18989v1 · J. Martin, A. Simionescu, F. Mernier et al.2026 · 1 citationarXiv
A Fast, Hot Wind from a Nuclear Starburst2603.24674v1 · Marc Audard, Hisamitsu Awaki, Ralf Ballhausen et al.2026 · 0 citationsNature, March 25, 2026
High Spectral Resolution X-ray Observations of the Evolved Supermassive Stellar Binary System Carinae - Iron K Band Profile Revealed with XRISM2602.22476v1 · Marc Audard, Hisamitsu Awaki, Ralf Ballhausen et al.2026 · 2 citationsarXiv
X-ray line diagnostics of the multi-phase gas in the Centaurus cluster core with XRISM/Resolve2602.12814v1 · Marie Kondo, Kotaro Fukushima, Kazunori Suda et al.2026 · 0 citationsarXiv
Dynamics of AGN feedback in the X-ray bright East and Southwest arms of M87, mapped by XRISM2601.16901v1 · A. Simionescu, C. Kilbourne, H. R. Russell et al.2026 · 6 citationsarXiv
Chemical composition and enrichment of the Centaurus cluster core seen by XRISM/Resolve2512.11028v1 · F. Mernier, K. Fukushima, A. Simionescu et al.2025 · 3 citationsarXiv
A XRISM/Resolve view of the dynamics in the hot gaseous atmosphere of M872512.06596v1 · M. Audard, H. Awaki, R. Ballhausen et al.2025 · 7 citationsarXiv
Origin and Evolution of the Structure in the Head-Tail Radio Galaxy of Abell 33222511.03937v2 · Kohei Kurahara, Takuya Akahori, Takumi Ohmura et al.2025 · 0 citationsarXiv
XRISM-Subaru views of Abell 754: an off-axis, near-line-of-sight merging cluster2510.16291v2 · Nobuhiro Okabe, Yuki Omiya, Kazuhiro Nakazawa et al.2025 · 0 citationsarXiv
XRISM-Subaru views of Abell 754: Energetic ICM Motions Revealed by XRISM/Resolve2510.16553v2 · Yuki Omiya, Nobuhiro Okabe, Kazuhiro Nakazawa et al.2025 · 2 citationsarXiv
Comparing XRISM cluster velocity dispersions with predictions from cosmological simulations: are feedback models too ejective?2510.06322v2 · Marc Audard, Hisamitsu Awaki, Ralf Ballhausen et al.2025 · 10 citationsarXiv
Stratified wind from a super-Eddington X-ray binary is slower than expected2509.14555v1 · Marc Audard, Hisamitsu Awaki, Ralf Ballhausen et al.2025 · 12 citationsarXiv
Disentangling Multiple Gas Kinematic Drivers in the Perseus Galaxy Cluster2509.04421v2 · Marc Audard, Hisamitsu Awaki, Ralf Ballhausen et al.2025 · 14 citationsarXiv
Signal processing and data acquisition system for the BTO detectors onboard COSI2509.00725v1 · Shunsaku Nagasawa, Tadayuki Takahashi, Kazuhiro Nakazawa et al.2025 · 0 citationsProc. SPIE 13625, UV, X-Ray, and Gamma-Ray Space Instrumentation for Astronomy XXIV; 1362505 (2025)
XRISM/Resolve View of Abell 2319: Turbulence, Sloshing, and ICM Dynamics2508.05067v3 · Marc Audard, Hisamitsu Awaki, Ralf Ballhausen et al.2025 · 6 citationsarXiv
Verification of the Timing System for the X-ray Imaging and Spectroscopy Mission in the GPS Unsynchronized Mode2506.02967v1 · Megumi Shidatsu, Yukikatsu Terada, Takashi Kominato et al.2025 · 1 citationarXiv
Constraining gas motion and non-thermal pressure beyond the core of the Abell 2029 galaxy cluster with XRISM2505.06533v1 · Marc Audard, Hisamitsu Awaki, Ralf Ballhausen et al.2025 · 21 citationsarXiv
XRISM forecast for the Coma cluster: stormy, with a steep power spectrum2504.20928v1 · Marc Audard, Hisamitsu Awaki, Ralf Ballhausen et al.2025 · 32 citationsarXiv
Development of the Timing System for the X-Ray Imaging and Spectroscopy Mission2503.13807v1 · Yukikatsu Terada, Megumi Shidatsu, Makoto Sawada et al.2025 · 3 citationsarXiv
A Study of Afterglow Signatures in NaI and CsI Scintillator Modules for the Background and Transient Observer Instrument on COSI2501.16434v1 · Hannah Gulick, Hiroki Yoneda, Tadayuki Takahashi et al.2025 · 3 citationsarXiv
Characterization of more than three years of in-orbit radiation damage of SiPMs on GRBAlpha and VZLUSAT-2 CubeSats2411.00607v2 · Jakub Ripa, Marianna Dafcikova, Pavel Kosik et al.2024 · 3 citationsNuclear Instruments and Methods in Physics Research A, 1076 (2025), 170513
X-Raying Neutral Density Disturbances in the Mesosphere and Lower Thermosphere induced by the 2022 Hunga-Tonga Volcano Eruption-Explosion2410.09410v1 · Satoru Katsuda, Hiroyuki Shinagawa, Hitoshi Fujiwara et al.2024 · 4 citationsarXiv
Feasibility study of upper atmosphere density measurement on the ISS by observations of the CXB transmitted through the Earth rim2407.18507v1 · Takumi Kishimoto, Kumiko K. Nobukawa, Ayaki Takeda et al.2024 · 1 citationarXiv
SUIM project: measuring the upper atmosphere from the ISS by observations of the CXB transmitted through the Earth rim2407.16922v1 · Kumiko K. Nobukawa, Ayaki Takeda, Satoru Katsuda et al.2024 · 0 citationsarXiv
GRBAlpha and VZLUSAT-2: GRB observations with CubeSats after 3 years of operations2407.12555v2 · Filip Munz, Jakub R'ipa, Andr'as P'al et al.2024 · 4 citationsProc. of SPIE Vol. 13093 (2024), 130936J-1
CO Observations of the Type Ia Supernova Remnant 3C 397 by the Nobeyama 45-m Radio Telescope: Possible Evidence for the Single-Degenerated Explosion2405.11285v2 · Daisuke Ito, Hidetoshi Sano, Kazuhiro Nakazawa et al.2024 · 6 citationsarXiv
Measurement of Temperature Relaxation in the Postshock Plasma of the Northwestern Limb of SN 10062405.09040v1 · Masahiro Ichihashi, Aya Bamba, Yuichi Kato et al.2024 · 2 citationsarXiv
Discovery of Diffuse Radio Source in Abell 10602311.08693v1 · Kohei Kurahara, Takuya Akahori, Aika Oki et al.2023 · 0 citationsarXiv
The Compton Spectrometer and Imager2308.12362v1 · John A. Tomsick, Steven E. Boggs, Andreas Zoglauer et al.2023 · 74 citationsPoS(ICRC2023)745
A broadband X-ray imaging spectroscopy in the 2030s: the FORCE mission2303.07577v1 · Koji Mori, Takeshi G. Tsuru, Kazuhiro Nakazawa et al.2023 · 8 citationsProc. of SPIE vol. 12181, 1218122 (2022)
The peak-flux of GRB 221009A measured with GRBAlpha2302.10047v4 · Jakub Ripa, Hiromitsu Takahashi, Yasushi Fukazawa et al.2023 · 25 citationsA&A 677, L2 (2023)on Valency
GRBAlpha: the smallest astrophysical space observatory -- Part 1: Detector design, system description and satellite operations2302.10048v2 · Andr'as P'al, Masanori Ohno, L'aszl'o M'esz'aros et al.2023 · 0 citationsarXiv
XMM-Newton view of the shock heating in an early merging cluster, CIZA J1358.9$-$47502210.02145v2 · Y. Omiya, K. Nakazawa, K. Matsushita et al.2022 · 8 citationsarXiv
Diffuse radio source candidate in CIZA J1358.9-47502208.04750v3 · Kohei Kurahara, Takuya Akahori, Ruta Kale et al.2022 · 7 citationsarXiv
Early results from GRBAlpha and VZLUSAT-22207.03272v2 · Jakub Ripa, Andras Pal, Masanori Ohno et al.2022 · 4 citationsProc. SPIE, Space Telescopes and Instrumentation 2022: Ultraviolet to Gamma Ray, 12181 (2022) 121811K
The Compton Spectrometer and Imager Project for MeV Astronomy2109.10403v1 · John A. Tomsick, Steven E. Boggs, Andreas Zoglauer et al.2021 · 10 citationsarXiv
Catalog of Gamma-ray Glows during Four Winter Seasons in Japan2108.01829v2 · Yuuki Wada, Takahiro Matsumoto, Teruaki Enoto et al.2021 · 41 citationsarXiv
Gamma-ray Astrophysics in the MeV Range: the ASTROGAM Concept and Beyond2102.02460v1 · Alessandro De Angelis, Vincent Tatischeff, Andrea Argan et al.2021 · 53 citationsarXiv
The simulation framework of the timing-based localization for future all-sky gamma-ray observations with a fleet of Cubesats2101.05979v1 · Masanori Ohno, Norbert Werner, Andras Pal et al.2021 · 4 citationsSPIE Proceedings Volume 11454, X-Ray, Optical, and Infrared Detectors for Astronomy IX; 114541Z (2020)
GRBAlpha: A 1U CubeSat mission for validating timing-based gamma-ray burst localization2012.01298v1 · Andr'as P'al, Masanori Ohno, L'aszl'o M'esz'aros et al.2020 · 30 citationsarXiv
Origin of the in-orbit instrumental background of the Hard X-ray Imager onboard Hitomi2011.10317v1 · Kouichi Hagino, Hirokazu Odaka, Goro Sato et al.2020 · 3 citationsarXiv
Thundercloud Project: Exploring high-energy phenomena in thundercloud and lightning2007.13618v1 · Takayuki Yuasa, Yuuki Wada, Teruaki Enoto et al.2020 · 21 citationsarXiv
Current status of space gravitational wave antenna DECIGO and B-DECIGO2006.13545v1 · Seiji Kawamura, Masaki Ando, Naoki Seto et al.2020 · 455 citationsarXiv
Photoneutron Detection in Lightning by Gadolinium Orthosilicate Scintillators2005.09278v1 · Yuuki Wada, Kazuhiro Nakazawa, Teruaki Enoto et al.2020 · 7 citationsarXiv
Estimation of the detected background by the future gamma-ray transient mission CAMELOT1909.00339v1 · J. Ripa, G. Galg'oczi, N. Werner et al.2019 · 8 citationsAstronomische Nachrichten, 340, 666 (2019)
Downward Terrestrial Gamma-Ray Flash Observed in a Winter Thunderstorm.31491171 · Wada, Y, Enoto, T, Nakazawa, K et al.2019 · 56 citationsPhysical review letters. 2019;123(6):061103
A New Possible Accretion Scenario for Ultra-Luminous X-ray Sources1907.13358v1 · Shogo B. Kobayashi, Kazuhiro Nakazawa, Kazuo Makishima2019 · 9 citationsarXiv
All-sky Medium Energy Gamma-ray Observatory: Exploring the Extreme Multimessenger Universe1907.07558v2 · Julie McEnery, Juan Abel Barrio, Ivan Agudo et al.2019 · 121 citationsarXivon Valency
Career total: at least 813 works. 152 are in this corpus.Showing the 50 most recent.
Profile built from the corpus for this byline.
Author records are still filling in while the Hub is in alpha. If this is your page, you'll be able to claim it soon. Spot a mistake? Tell us.