XRISM Reveals Low Nonthermal Pressure in the Core of the Hot, Relaxed Galaxy Cluster A2029

Authors: XRISM Collaboration, Marc Audard, Hisamitsu Awaki, Ralf Ballhausen, Aya Bamba, Ehud Behar, Rozenn Boissay-Malaquin, Laura Brenneman, Gregory V. Brown, Lia Corrales, Elisa Costantini, Renata Cumbee, Maria Diaz Trigo, Chris Done, Tadayasu Dotani, Ken Ebisawa, Megan E. Eckart, Dominique Eckert, Satoshi Eguchi, Teruaki Enoto, Yuichiro Ezoe, Adam Foster, Ryuichi Fujimoto, Yutaka Fujita, Yasushi Fukazawa, Kotaro Fukushima, Akihiro Furuzawa, Luigi Gallo, Javier A. García, Liyi Gu, Matteo Guainazzi, Kouichi Hagino, Kenji Hamaguchi, Isamu Hatsukade, Katsuhiro Hayashi, Takayuki Hayashi, Natalie Hell, Edmund Hodges-Kluck, Ann Hornschemeier, Yuto Ichinohe, Manabu Ishida, Kumi Ishikawa, Yoshitaka Ishisaki, Jelle Kaastra, Timothy Kallman, Erin Kara, Satoru Katsuda, Yoshiaki Kanemaru, Richard Kelley, Caroline Kilbourne, Shunji Kitamoto, Shogo Kobayashi, Takayoshi Kohmura, Aya Kubota, Maurice Leutenegger, Michael Loewenstein, Yoshitomo Maeda, Maxim Markevitch, Hironori Matsumoto, Kyoko Matsushita, Dan McCammon, Brian McNamara, François Mernier, Eric D. Miller, Jon M. Miller, Ikuyuki Mitsuishi, Misaki Mizumoto, Tsunefumi Mizuno, Koji Mori, Koji Mukai, Hiroshi Murakami, Richard Mushotzky, Hiroshi Nakajima, Kazuhiro Nakazawa, Jan-Uwe Ness, Kumiko Nobukawa, Masayoshi Nobukawa, Hirofumi Noda, Hirokazu Odaka, Shoji Ogawa, Anna Ogorzalek, Takashi Okajima, Naomi Ota, Stephane Paltani, Robert Petre, Paul Plucinsky, Frederick S. Porter, Katja Pottschmidt, Kosuke Sato, Toshiki Sato, Makoto Sawada, Hiromi Seta, Megumi Shidatsu, Aurora Simionescu, Randall Smith, Hiromasa Suzuki, Andrew Szymkowiak, Hiromitsu Takahashi, Mai Takeo, Toru Tamagawa, Keisuke Tamura, Takaaki Tanaka, Atsushi Tanimoto, Makoto Tashiro, Yukikatsu Terada, Yuichi Terashima, Yohko Tsuboi, Masahiro Tsujimoto, Hiroshi Tsunemi, Takeshi Tsuru, Hiroyuki Uchida, Nagomi Uchida, Yuusuke Uchida, Hideki Uchiyama, Yoshihiro Ueda, Shinichiro Uno, Jacco Vink, Shin Watanabe, Brian J. Williams, Satoshi Yamada, Shinya Yamada, Hiroya Yamaguchi, Kazutaka Yamaoka, Noriko Yamasaki, Makoto Yamauchi, Shigeo Yamauchi, Tahir Yaqoob, Tomokage Yoneyama, Tessei Yoshida, Mihoko Yukita, Irina Zhuravleva, Tommaso Bartalesi, Stefano Ettori, Roman Kosarzycki, Lorenzo Lovisari, Tom Rose, Arnab Sarkar, Ming Sun, Prathamesh Tamhane

Source: The Astrophysical Journal Letters, Vol 982, Iss 1, p L5 (2025)

Subject Terms: Galaxy clusters, Intracluster medium, High resolution spectroscopy, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/2041-8205

Access URL: https://doaj.org/article/c4c3241e6b474274b4840c100b1f80d0

The XRISM/Resolve View of the Fe K Region of Cyg X-3

Authors: XRISM Collaboration, Marc Audard, Hisamitsu Awaki, Ralf Ballhausen, Aya Bamba, Ehud Behar, Rozenn Boissay-Malaquin, Laura Brenneman, Gregory V. Brown, Lia Corrales, Elisa Costantini, Renata Cumbee, María Díaz Trigo, Chris Done, Tadayasu Dotani, Ken Ebisawa, Megan E. Eckart, Dominique Eckert, Satoshi Eguchi, Teruaki Enoto, Yuichiro Ezoe, Adam Foster, Ryuichi Fujimoto, Yutaka Fujita, Yasushi Fukazawa, Kotaro Fukushima, Akihiro Furuzawa, Luigi Gallo, Javier A. García, Liyi Gu, Matteo Guainazzi, Kouichi Hagino, Kenji Hamaguchi, Isamu Hatsukade, Katsuhiro Hayashi, Takayuki Hayashi, Natalie Hell, Edmund Hodges-Kluck, Ann Hornschemeier, Yuto Ichinohe, Manabu Ishida, Kumi Ishikawa, Yoshitaka Ishisaki, Jelle Kaastra, Timothy Kallman, Erin Kara, Satoru Katsuda, Yoshiaki Kanemaru, Richard Kelley, Caroline Kilbourne, Shunji Kitamoto, Shogo Kobayashi, Takayoshi Kohmura, Aya Kubota, Maurice Leutenegger, Michael Loewenstein, Yoshitomo Maeda, Maxim Markevitch, Hironori Matsumoto, Kyoko Matsushita, Dan McCammon, Brian McNamara, François Mernier, Eric D. Miller, Jon M. Miller, Ikuyuki Mitsuishi, Misaki Mizumoto, Tsunefumi Mizuno, Koji Mori, Koji Mukai, Hiroshi Murakami, Richard Mushotzky, Hiroshi Nakajima, Kazuhiro Nakazawa, Jan-Uwe Ness, Kumiko Nobukawa, Masayoshi Nobukawa, Hirofumi Noda, Hirokazu Odaka, Shoji Ogawa, Anna Ogorzalek, Takashi Okajima, Naomi Ota, Stephane Paltani, Robert Petre, Paul Plucinsky, Frederick S. Porter, Katja Pottschmidt, Kosuke Sato, Toshiki Sato, Makoto Sawada, Hiromi Seta, Megumi Shidatsu, Aurora Simionescu, Randall Smith, Hiromasa Suzuki, Andrew Szymkowiak, Hiromitsu Takahashi, Mai Takeo, Toru Tamagawa, Keisuke Tamura, Takaaki Tanaka, Atsushi Tanimoto, Makoto Tashiro, Yukikatsu Terada, Yuichi Terashima, Yohko Tsuboi, Masahiro Tsujimoto, Hiroshi Tsunemi, Takeshi Tsuru, Hiroyuki Uchida, Nagomi Uchida, Yuusuke Uchida, Hideki Uchiyama, Yoshihiro Ueda, Shinichiro Uno, Jacco Vink, Shin Watanabe, Brian J. Williams, Satoshi Yamada, Shinya Yamada, Hiroya Yamaguchi, Kazutaka Yamaoka, Noriko Yamasaki, Makoto Yamauchi, Shigeo Yamauchi, Tahir Yaqoob, Tomokage Yoneyama, Tessei Yoshida, Mihoko Yukita, Irina Zhuravleva, Ryota Tomaru, Tasuku Hayashi, Tomohiro Hakamata, Daiki Miura, Karri Koljonen, Mike McCollough

Source: The Astrophysical Journal Letters, Vol 977, Iss 2, p L34 (2024)

Subject Terms: High mass x-ray binary stars, High resolution spectroscopy, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/2041-8205

Access URL: https://doaj.org/article/a9ec2c853d7c4720b215a840e06afe7c

Detection of the Orbital Modulation of Fe Kα Fluorescence Emission in Centaurus X-3 Using the High-resolution Spectrometer Resolve on board XRISM

Authors: Yuto Mochizuki, Masahiro Tsujimoto, Richard L. Kelley, Bert Vander Meulen, Teruaki Enoto, Yutaro Nagai, Chris Done, Pragati Pradhan, Natalie Hell, Katja Pottschmidt, Ken Ebisawa, Ehud Behar

Source: The Astrophysical Journal Letters, Vol 977, Iss 1, p L21 (2024)

Subject Terms: High energy astrophysics, X-ray binary stars, Neutron stars, Radiative transfer, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/2041-8205

Access URL: https://doaj.org/article/0c67c3b989574f0e845815b64728c89d

XRISM Spectroscopy of the Fe Kα Emission Line in the Seyfert Active Galactic Nucleus NGC 4151 Reveals the Disk, Broad-line Region, and Torus

Authors: XRISM Collaboration, Marc Audard, Hisamitsu Awaki, Ralf Ballhausen, Aya Bamba, Ehud Behar, Rozenn Boissay-Malaquin, Laura Brenneman, Gregory V. Brown, Lia Corrales, Elisa Costantini, Renata Cumbee, Maria Diaz Trigo, Chris Done, Tadayasu Dotani, Ken Ebisawa, Megan E. Eckart, Dominique Eckert, Teruaki Enoto, Satoshi Eguchi, Yuichiro Ezoe, Adam Foster, Ryuichi Fujimoto, Yutaka Fujita, Yasushi Fukazawa, Kotaro Fukushima, Akihiro Furuzawa, Luigi Gallo, Javier A. García, Liyi Gu, Matteo Guainazzi, Kouichi Hagino, Kenji Hamaguchi, Isamu Hatsukade, Katsuhiro Hayashi, Takayuki Hayashi, Natalie Hell, Edmund Hodges-Kluck, Ann Hornschemeier, Yuto Ichinohe, Manabu Ishida, Kumi Ishikawa, Yoshitaka Ishisaki, Jelle Kaastra, Timothy Kallman, Erin Kara, Satoru Katsuda, Yoshiaki Kanemaru, Richard Kelley, Caroline Kilbourne, Shunji Kitamoto, Shogo Kobayashi, Takayoshi Kohmura, Aya Kubota, Maurice Leutenegger, Michael Loewenstein, Yoshitomo Maeda, Maxim Markevitch, Hironori Matsumoto, Kyoko Matsushita, Dan McCammon, Brian McNamara, François Mernier, Eric D. Miller, Jon M. Miller, Ikuyuki Mitsuishi, Misaki Mizumoto, Tsunefumi Mizuno, Koji Mori, Koji Mukai, Hiroshi Murakami, Richard Mushotzky, Hiroshi Nakajima, Kazuhiro Nakazawa, Jan-Uwe Ness, Kumiko Nobukawa, Masayoshi Nobukawa, Hirofumi Noda, Hirokazu Odaka, Shoji Ogawa, Anna Ogorzalek, Takashi Okajima, Naomi Ota, Stephane Paltani, Robert Petre, Paul Plucinsky, Frederick S. Porter, Katja Pottschmidt, Kosuke Sato, Toshiki Sato, Makoto Sawada, Hiromi Seta, Megumi Shidatsu, Aurora Simionescu, Randall Smith, Hiromasa Suzuki, Andrew Szymkowiak, Hiromitsu Takahashi, Mai Takeo, Toru Tamagawa, Keisuke Tamura, Takaaki Tanaka, Atsushi Tanimoto, Makoto Tashiro, Yukikatsu Terada, Yuichi Terashima, Yohko Tsuboi, Masahiro Tsujimoto, Hiroshi Tsunemi, Takeshi Tsuru, Hiroyuki Uchida, Nagomi Uchida, Yuusuke Uchida, Hideki Uchiyama, Yoshihiro Ueda, Shinichiro Uno, Jacco Vink, Shin Watanabe, Brian J. Williams, Satoshi Yamada, Shinya Yamada, Hiroya Yamaguchi, Kazutaka Yamaoka, Noriko Yamasaki, Makoto Yamauchi, Shigeo Yamauchi, Tahir Yaqoob, Tomokage Yoneyama, Tessei Yoshida, Mihoko Yukita, Irina Zhuravleva, Xin Xiang, Takeo Minezaki, Margaret Buhariwalla, Dimitra Gerolymatou, Scott Hagen

Source: The Astrophysical Journal Letters, Vol 973, Iss 1, p L25 (2024)

Subject Terms: High energy astrophysics, High-luminosity active galactic nuclei, Accretion, Astrophysical black holes, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/2041-8205

Access URL: https://doaj.org/article/5d83f682f7f5495191f4acac34927e55

Investigation of Nonequilibrium Ionization Plasma during a Giant Flare of UX Arietis Triggered with MAXI and Observed with NICER

Authors: Miki Kurihara, Wataru Buz Iwakiri, Masahiro Tsujimoto, Ken Ebisawa, Shin Toriumi, Shinsuke Imada, Yohko Tsuboi, Kazuki Usui, Keith C. Gendreau, Zaven Arzoumanian

Source: The Astrophysical Journal, Vol 965, Iss 2, p 135 (2024)

Subject Terms: Plasma astrophysics, Space plasmas, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/9f56401a99804efab2491e0df805d39f

Radiatively Driven Clumpy X-Ray Absorbers in the NLS1 Galaxy IRAS 13224-3809

Authors: Takuya Midooka, Misaki Mizumoto, Ken Ebisawa

Source: The Astrophysical Journal, Vol 954, Iss 1, p 47 (2023)

Subject Terms: Active galactic nuclei, Seyfert galaxies, X-ray astronomy, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/8aee03e379f14d9b9e0d855a9563749f

X-ray Time Lag Evaluation of MAXI J1820+070 with a Differential Cross-correlation Analysis

Authors: Tomoki Omama, Masahiro Tsujimoto, Ken Ebisawa, Misaki Mizumoto

Source: The Astrophysical Journal, Vol 945, Iss 2, p 92 (2023)

Subject Terms: Astrostatistics tools, Low-mass x-ray binary stars, X-ray astronomy, Black holes, Stellar accretion disks, Astrostatistics, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/0db985490f714232944677127e0dc1c6

X-Ray Spectral Variations of Circinus X-1 Observed with NICER throughout an Entire Orbital Cycle

Authors: Mayu Tominaga, Masahiro Tsujimoto, Ken Ebisawa, Teruaki Enoto, Kimitake Hayasaki

Source: The Astrophysical Journal, Vol 958, Iss 1, p 52 (2023)

Subject Terms: X-ray binary stars, Atomic spectroscopy, Spectroscopy, Ionization, Plasma astrophysics, High energy astrophysics, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/1528ce4f35fd4b4990fe18dec1ecaed8

Spectral Modeling of the Supersoft X-Ray Source CAL87 Based on Radiative Transfer Codes

Authors: Masahiro Tsujimoto, Misaki Mizumoto, Ken Ebisawa, Hirokazu Odaka, Qazuya Wada

Source: The Astrophysical Journal, Vol 960, Iss 1, p 46 (2023)

Subject Terms: X-ray binary stars, High energy astrophysics, Radiative transfer, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/6a6c18edc1e240d594650d4bb444ede4

X-Ray and Near-Infrared Spectroscopy of Dim X-Ray Point Sources Constituting the Galactic Ridge X-Ray Emission

Authors: Kumiko Morihana, Masahiro Tsujimoto, Ken Ebisawa

Source: Acta Polytechnica CTU Proceedings, Vol 1, Iss 1, Pp 222-226 (2014)

Subject Terms: Engineering (General). Civil engineering (General), TA1-2040

File Description: electronic resource

Relation: https://ojs.cvut.cz/ojs/index.php/APP/article/view/2393; https://doaj.org/toc/2336-5382

Access URL: https://doaj.org/article/827fa40b194e4093b47b48ddfb62de31

Origin of X-ray Spectral Variation and the Seemingly Broad Iron-Line Spectral Feature in Seyfert Galaxies

Authors: Ken Ebisawa, Naoki Iso, Takehiro Miyakawa, Hajime Inoue

Source: Acta Polytechnica CTU Proceedings, Vol 1, Iss 1, Pp 146-150 (2014)

Subject Terms: Engineering (General). Civil engineering (General), TA1-2040

File Description: electronic resource

Relation: https://ojs.cvut.cz/ojs/index.php/APP/article/view/2371; https://doaj.org/toc/2336-5382

Access URL: https://doaj.org/article/4dd95b5184f14426881f6284bfe71e95

Web-based Quick Data Analysis Tools JUDO2 and UDON2.

Authors: Ken Ebisawa

Source: ASP Conference Series; 2019, Vol. 521, p205-208, 4p

Long-term Management of 1000s of All-Sky Reference Data Sets Using the HiPS Network.

Authors: Fernique, Pierre, Boch, Thomas, Oberto, Anaïs, Allen, Mark, Durand, Daniel, Ken Ebisawa, Merín, Bruno, Salgado, Jésus

Source: ASP Conference Series; 2019, Vol. 521, p46-49, 4p

The Spectral Response of X-ray CCDs in the Energy Band around Si-K Edge: a Solution to the Si-K Edge Problem for the XIS onboard Suzaku.

Authors: Koki Okazaki, Kiyoshi Hayashida, Hiroshi Nakajima, Riku Shomura, Tomokage Yoneyama, Hironori Matsumoto, Hiroshi Tsunemi, Koji Mori, Masahiro Tsujimoto, Yoshitomo Maeda, Ken Ebisawa

Source: Proceedings of SPIE; 5/17/2018, Vol. 10709, p1-12, 12p

Can the relativistic light-bending model explain X-ray spectral variations of Seyfert galaxies?

Authors: Misaki MIZUMOTO^1,2, mizumoto@astro.isas.jaxa.jp, Kotaro MORIYAMA³, Ken EBISAWA^1,2, Shin MINESHIGE³, Norita KAWANAKA^3,4, Masahiro TSUJIMOTO¹

Source: Publications of the Astronomical Society of Japan; Jun2018, Vol. 70 Issue 3, p42-1-N.PAG, 16p

Web-applications to Explore the Earth and Universe at JAXA's Space Science Data Archive DARTS.

Authors: Ken Ebisawa, Akinori Saitoh, Koji Imai, Takuya Shimada

Source: ASP Conference Series; 2016, Vol. 512, p685-688, 4p

Energy-dependent intensity variation of the persistent X-ray emission of magnetars observed with Suzaku.

Authors: Yujin NAKAGAWA¹ nakagawa.yujin@jamstec.go.jp, Ken EBISAWA² ebisawa.ken@jaxa.jp, Teruaki ENOTO³ enoto@kusastro.kyoto-u.ac.jp

Source: Publications of the Astronomical Society of Japan. Mar2018, Vol. 70 Issue 2, p1-N.PAG. 10p.

Subject Terms: *PULSARS, *MAGNETARS, *POISSON distribution, *STANDARD deviations, *ENERGY bands

Nature of the warm absorber outflow in NGC 4051.

Authors: Misaki Mizumoto^1,2 mizumoto@astro.isas.jaxa.jp, Ken Ebisawa^1,2

Source: Monthly Notices of the Royal Astronomical Society. 4/11/2017, Vol. 466 Issue 2, p3259-3271. 13p.

Subject Terms: *SEYFERT galaxies, *X-ray spectra, *SCHWARZSCHILD radius, *SOFT X rays, *FLUX (Energy), *ACTIVE galaxies

A systematic X-ray study of the dwarf novae observed with Suzaku.

Authors: Qazuya WADA^1,2, wada@astro.isas.jaxa.jp, Masahiro TSUJIMOTO¹, Ken EBISAWA^1,2, Takayuki HAYASHI^3,4

Source: Publications of the Astronomical Society of Japan; Feb2017, Vol. 69 Issue 1, p1-16, 16p

Origin of the characteristic X-ray spectral variations of IRAS 13224-3809.

Authors: Hiroki YAMASAKI^1,2, Misaki MIZUMOTO^1,2, mizumoto@astro.isas.jaxa.jp, Ken EBISAWA^1,2, Hiroaki SAMESHIMA³

Source: Publications of the Astronomical Society of Japan; Oct2016, Vol. 68 Issue 5, p1-15, 15p