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astro-ph2000
ISO deep far-infrared survey in the "Lockman Hole" II. Power spectrum analysis: evidence of a strong evolution in number counts
H. Matsuhara, K. Kawara, Y. Sato +8
We investigate the characteristics of FIR brightness fluctuations at 90 micron and 170 micron in the Lockman Hole, which were surveyed with ISOPHOT aboard the Infrared Space Observ…
astro-ph2000
Detection of the VLBI-scale Counter Jet in NGC 6251
H. Sudou, Y. Taniguchi, Y. Ohyama +5
Mapping the central 5 pc region of the nearby radio galaxy NGC 6251 with a 0.2 pc resolution using VLBI at two radio frequencies, 5 GHz and 15 GHz, we have found the sub-pc-scale c…
astro-ph2000
Dusty Tori of Seyfert Nuclei
Yoshiaki Taniguchi, Takashi Murayama, Hideaki Mouri
Dusty tori around active galactic nuclei (AGNs) play an important role in the classification of Seyfert galaxies. Therefore, physical properties of dusty tori are of great interest…