Papers of N. I.

Doctor Thesis

"X-ray Probing into Energetics Associated with Astrophysical Jets from Active Galactic Nuclei" PDF(10MB)
2002, University of Tokyo

Master Thesis

"宇宙硬X線検出器のエネルギー応答の測定とレスポンス関数の構築" PDF(36MB)
1999 年 東京大学 理学部 （牧島研究室）

Astrphysics

Suzaku measurement of electron and magnetic energy densities in the east lobe of the giant radio galaxy DA 240
Isobe, N., Seta, H., Tashiro, M.S.
2011, PASJ, Accepted arXiv:1105.3473

Suzaku diagnostics of the energetics in the lobes of the giant radio galaxy 3C 35
Isobe, N., Seta, H., Gandhi P., Tashiro, M.S.
2011, ApJ, 727, 82

Bright X-ray flares from the BL Lac object Mrk 421, detected with MAXI in 2010 January and February
Isobe, N., and the MAXI team
2010, PASJ, 62, L55

Suzaku Observation of the giant radio galaxy 3C 326
Isobe, N., Tashiro, M., Gandhi, P., Hayato, A., Nagai, H., Hada, K., Seta, H., Matsuta, K.,
2009, ApJ, 706, 454 (PDF)

Spectral Transitions of an Ultraluminous X-Ray Source, NGC 2403 Source 3
Isobe, N., Makishima, K., Takahashi, H., Mizuno, T., Miyawaki, R., Gandhi, P., Kawaharada, M., Senda, A., Yoshida, T., Kubota, A., Kobori, H.
2009, PASJ, 61, S.279 (PDF)

Discovery of a bright transient ultraluminous X-ray source Suzaku J1305-4931 in NGC 4945
N. Isobe, A. Kubota, K. Makishima, P. Gandhi, R. E. Griffiths, G. C. Dewangan, T. Itoh, T. Mizuno
2008, PASJ, 60, S241 (PDF)

"The XMM-Newton examination of energetics in the east lobe of the nearby radio galaxy Fornax A (NGC 1316)."
N. Isobe K. Makishima M. Tashiro K. Itoh N. Iyomoto I. Takahashi and H. Kaneda
2006, ApJ, 645, 256

"The XMM-Newton Detection of diffuse hard X-ray emission from the lobes of the nearby FR-II radio galaxy 3C 98"
N. Isobe, K. Makishima, M. Tashiro,
2005, ApJ, 632, 781

"電波ローブからのX線 -- 宇宙ジェットのエネルギーを測る --"
2004年 天文月報 7月号 (日本天文学会)

"A Chandra Detection of Diffuse Hard X-Ray Emission Associated with the Lobes of the Radio Galaxy 3C 452"
N. Isobe, M. Tashiro, K. Makishima, N. Iyomoto, M. Suzuki, M.M. Murakami, M. Mori, K. Abe,
2002, ApJ, 580, L111

"ASCA Observations of the BL Lacertae Object OJ 287 in 1997 April and November"
N. Isobe, M. Tashiro, M. Sugiho, K. Makishima,
2001, PASJ, 53, 79

"Detection of Excess Hard X-Ray Emission from the Group of Galaxies HCG 62"
Y. Fukazawa, K. Nakazawa, N. Isobe, K. Makishima, K. Matsushita, T. Ohashi, T. Kamae,
2001 ApJ, 546, L87

"X-Ray Measurements of the Field and Particle Energy Distributions in the West Lobe of the Radio Galaxy NGC 1316 (Fornax A)"
M. Tashiro, K. Makishima, N. Iyomoto, N. Isobe, H. Kaneda,
2001, ApJ, 546, L19

"ASCA measurements of non-thermal pressures in the radio lobes"
M. Tashiro, N. Iyomoto, H. Kaneda, K. Makishima, N. Isobe
1999, Astronomische Nachrichten, 320, 217

MAXI Mission

"High sensitivity all sky X-ray monitor and survey with MAXI"
Isobe, N.; Mihara, T.; Kohama, M.; Suzuki, M.; Matsuoka, M.;
Ueno, S.; Tomida, H.; Kawai, N.; Kataoka, J.; Yoshida, A.;
Yamaoka, K.; Tsunemi, H.; Miyata, E.; Negoro, H.; Nakajima, M.; Morii, M.
2007, AIP Conference Proceedings, 921, 440 (THE FIRST GLAST SYMPOSIUM)

"Detector response of GSC/MAXI and its expected performance in orbit"
Tsuchiya, Y.; Yoshida, A.; Yamaoka, K.; Arakuni, T.; Miyakawa, T.; Matsuoka, M.;
Ueno, S.; Tomida, H.; Yokota, T.; Kawasaki, K.; Kuramata, N.; Katayama, H.; Morii, M.;
Mihara, T.; Nakajima, M.; Isobe, N.; Kohama, M.; Tsunemi, H.; Miyata, E.;
Kawai, N.; Kataoka, J.; Negoro, H.
2005, SPIE, 5898, 403

"Development status and performance estimation of MAXI"
S. Ueno, H. Tomida, N. Isobe, H. Katayama, K. Kawasaki, T. Yokota, N. Kuramata, M. Matsuoka,
T. Mihara, I. Sakurai, M. Nakajima, M. Kohama, H. Tsunemi, E. Miyata, N. Kawai, J. Kataoka,
Y. Serino, Y. Yamamoto, A. Yoshida, H. Negoro
2004, SPIE, 5488, 197

"Observational response of MAXI onboard ISS"
N. Isobe, M. Matsuoka, S. Ueno, H. Tomida, K. Kawasaki, H. Katayama, T. Mihara, M. Kohama, I. Sakurai,
M. Nakajima, N. Kawai, Nobuyuki, J. Kataoka, A. Yoshida, D. Takahashi, M. Uzawa, H. Tsunemi, E. Miyata, I. Tanaka
2004, SPIE, 5165, 354

"Ground-support electronics for testing the preflight performance of the MAXI-GSC"
J. Kataoka, Y. Serino, N. Kawai, T. Arakuni, A. Yoshida, M. Uzawa, Masami, M. Kohama, I. Sakurai,
T. Mihara, H. Negoro, N. Isobe, H. Katayama, K. Kawasaki, N. Kuramata, M. Matsuoka, H. Tomida, S. Ueno,
T. Yokota, E. Miyata, M. Nomachi, H. Tsunemi,
2004, SPIE, 5165, 375

Astro-E Hard X-ray Detector (HXD)

"Performance of the ASTRO-E Hard X-ray Detector"
M. Tashiro, T. Kamae, K. Makishima, T. Takahashi, T. Murakami, Y. Fukazawa, M. Kokubun, K. Nakazawa,
M. Nomachi, A. Yoshida, Y. Ezoe, N. Isobe, N. Iyomoto, J. Kataoka, Y. Matsumoto, T. Mizuno,
G.M. Madejski, I. Okada, N. Ota, H. Ozawa, G. Stao, M. Sugiho, M. Sugizaki, I. Takahashi,
T. Tamura, C. Tanihata, Y. Terada, Y. Uchiyama, S. Watanabe, K. Yamaoka, D. Yonetoku, and the HXD team
2002, IEEE Trans. Nucl. Sci., 49, 1893

"Improvement on the light yield of a high-Z inorganic Scintillator GSO(Ce)"
T. Kamae, Y. Fukazawa, N. Isobe, M. Kokubun, A. Kubota, S. Oosone, T. Takahashi, N. Tsuchida, H. Ishibashi
2001, NIM-A, 490, 456

"Spatially Dependent Response of Thick and Large Area PIN Diode for ASTRO-E Hard X-ray Detector",
M. Sugiho, T. Kamae, K. Makishima, Y. Fukazawa, N. Iyomoto, H. Ozawa, A. Kubota, K. Nakazawa,
K. Yamaoka, M. Kokubun, N. Ota, C. Tanihata, N. Isobe, Y. Terada, Y. Matsumoto,
Y. Uchiyama, D. Yonetoku, I. Takahashi, J. Kotoku, S. Watanabe, Y. Ezoe,
2001, IEEE Trans. Nucl. Sci., 48, 426

"Study of Energy Response of Gd2SiO5:Ce3+ Scintillator for the ASTRO-E Hard X-ray Detector"
Y. Uchiyama, M. Kouda, C. Tanihata, N. Isobe, T.Takahashi,
T. Murakami, M. Tashiro, K. MAkishima, Y. Fukazawa, T. Kamae
2001, IEEE Trans. Nucl. Sci., 48, 379

"Preflight performance of the ASTRO-E Hard X-ray Detector"
C. Tanihata, J. Kataoka, T. Murakami, N. Ota, H. Ozawa, T. Takahashi, T. Tamura, Y. Uchiyama,
S. Watanabe, K. Yamaoka, D. Yonetoku, Y. Ezoe, Y. Fukazawa, N. Isobe, N. Iyomoto
1999, SPIE, 3765, 645

"Fabrication of the ASTRO-E Hard X-ray Detector"
K. Nakazawa, T. Kamae, K. Makishima, T. Takahashi, T. Murakami, M. Tashiro, Y. Fukazawa, T. Tamura,
N. Iyomoto, K. Ebisawa, Y. Ezoe, M. Hamaya, M. Horii, N. Isobe, M. Kokubun
1999, SPIE, 3765, 148

"Electronic system for the Astro-E Hard X-ray Detector"
T. Takahashi, M. Nomachi, Y. Fukazawa, M. Tashiro, H. Ezawa, M. Hamaya, M. Horii, N. Isobe,
N. Iyomoto, J. Kataoka, T. Kamae, G. Kawaguti, H. Kubo, S. Kubo, A. Kubota, M. Kokubun, K. Makishima,
K. Matsuzaki, Y. Matsumoto, T. Mizuno, K. Mori, N. Morita, T. Murakami, K. Nakazawa, H. Obayashi,
I. Odagi, T. Onishi, N. Ota, H. Ozawa, K. Sato, M. Sugiho, M. Sugizaki, K. Taguchi, T. Tamura, Y. Tanaka,
C. Tanihata, Y. Terada, Y. Uchiyama, K. Yamaoka, A. Yoshida,
1998, SPIE, 3445, 155