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PDF File - X-ray Astronomy Group at ISAS

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T. Yaqoob and R. S. Warwick, Mon. Not. R. Astron. Soc., 248, 773-786 (1991).116 . "Iron distribution in the intracluster gas of the Virgo cluster of galaxies",K. Koyama, S. Takano and Y. Tawara, N<strong>at</strong>ure, 350, 135-136 (1991).117 . "Quasi-periodic oscill<strong>at</strong>ions in the Z source GX340+0, W. Penninx",W. H. G. Lewin, J. Tan, K. Mitsuda, M. van der Klis and J. van Paradijs, Mon. Not. R. Astron. Soc., 249, 113-121 (1991).118 . "Discovery of 111 second puls<strong>at</strong>ion from the x-<strong>ray</strong> source Scutum X-1",K. Koyama, H. Kunieda, Y. Takeuchi, and Y. Tawara, Astrophys. J. 370, L77-79, (1991).119 . "Ginga observ<strong>at</strong>ion of distant galaxy clusters: temper<strong>at</strong>ure and iron abundance of A2507 and A483",M. Arnaud, M. Lachieze-Rey, R. Rothenflug, K. Yamashita, and I. H<strong>at</strong>sukade, Astron. Astrophys., 243, 56-66 (1991).120 . "Two hard x-<strong>ray</strong> sources in the central region of the Virgo cluster",S. Takano and K. Koyama, Publ. Astron. Soc. Japan, 43, 1-8 (1991).121 . "Rel<strong>at</strong>ion between the quasi-periodic oscill<strong>at</strong>ions and the low-frequency noise of GX 5-1 in the horizontal branch",K. Mitsuda, T. Dotani, A. Yoshida, B. Vaughan, and J. P. Norris, Publ. Astron. Soc. Japan, 43, 113-130 (1991).122 . "Ginga x-<strong>ray</strong> observ<strong>at</strong>ion of EX Hya: new constraints on the accretion model",S. R. Rosen, K. O. Mason, K. Mukai, and O. R. Willams, Mon. Not. R. Astron. Soc., 249, 417-429 (1991).123 . "A rapid energetic x-<strong>ray</strong> flare in the quasar PKS0558-504",R. A. Remillard, B. Grossan, H. V. Bradt, T. Ohashi, K. Hayashida, F. Makino, and Y. Tanaka, N<strong>at</strong>ure, 350, 589-592 (1991).124 . "A gamma-<strong>ray</strong> burst preceded by X-<strong>ray</strong> activity",T. Murakami, H. Inoue, J. Nishimura, J. van Paradijs, E. E. Fenimore, A. Ulmer, and A. Yoshida, N<strong>at</strong>ure, 350, 592-594 (1991).125 . "The correl<strong>at</strong>ion function of the 4-12 keV x-<strong>ray</strong> background intensity measured with the Ginga LAC",F. J. Carrera, X. Barcons, J. A. Butcher, A. C. Fabian, G. C. Stewart, R. S. Warwick, K. Hayashida and T. Kii, Mon. Not. R.Astron. Soc., 249, 698-703 (1991).126 . "A hot gas model for iron-line x-<strong>ray</strong> emission from the rapidly varying Seyfert galaxy NGC 6814",S. Hayakawa, N<strong>at</strong>ure 351, 214-215, (1991).127 . "Changes in the 11 minute period of 4U 1820-30",J. Tan, E. Morgan, W. H. G. Lewin, W. Penninx, M. van der Klis, J. van Paradijs, K. Makishima, H. Inoue, T. Dotani, and K.Mitsuda, Astrophys. J. 374, 291-297 (1991).128 . "A jet model for a very high st<strong>at</strong>e of GX 339-4",S. Miyamoto and S. Kitamoto, Astrophys. J. 374, 741-743 (1991).129 . "Cyclotron line fe<strong>at</strong>ures in the spectrum of the transient x-<strong>ray</strong> pulsar X0115+634",F. Nagase, T. Dotani, Y. Tanaka, K. Makishima, T. Mihara, T. Sakao, H. Tsunemi, S. Kitamoto, K. Tamura, A. Yoshida, and H.Nakamura, Astrophys. J., 375, L49-L52 (1991).130 . "X-<strong>ray</strong> implic<strong>at</strong>ions of a unified model of Seyfert galaxies",H. Awaki, K. Koyama, H. Inoue, and J. P. Halpern, Publ. Astron. Soc. Japan, 43, 195-212 (1991).131 . "X-<strong>ray</strong> observ<strong>at</strong>ion of SN 1987A from Ginga",H. Inoue, K. Hayashida, M. Itoh, H. Kondo, K. Mitsuda, T. Takeshima, K. Yoshida, and Y, Tanaka, Publ. Astron. Soc. Japan, 43,213-223 (1991).132 . "Observ<strong>at</strong>ions of Scorpius X-1 with IUE: ultraviolet results from a multiwavelength campaign", S. D. Vrtilek, W. Penninx, J. C.Raymond, F. Verbunt, P. Hertz, K. Wood, W. H. G. Lewin, and K. Mitsuda, Astrophys. J., 376, 278-288 (1991).133 . "An x-<strong>ray</strong> puls<strong>at</strong>or in the direction of molecular cloud MBM 12 (Lynds 1457)",K. Koyama, S. Takano, Y. Tawara, T. M<strong>at</strong>sumoto, K. Noguchi, Y. Fukui, T. Iw<strong>at</strong>a, N. Ohashi, K. T<strong>at</strong>em<strong>at</strong>su, N. Takahashi, T.Umemoto, K. W. Hodapp, J. Rayner, and K. Makishima, Astrophys. J., 377, 240-245 (1991).

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