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astro-ph2004
Nuclear Spirals and Supermassive Black Holes
H. B. Ann, Parijat Thakur
We have performed SPH simulations for the response of the gaseous disks to the imposed potentials including those from bars and SMBHs. Evolution of the nuclear regions of gaseous d…
astro-ph1999
Bulges of Two Barred Galaxies: NGC 3412 and NGC 3941
H. B. Ann, I. Hwang
We have conducted near-infrared (J- and H-band) surface photometry for two early type barred galaxies, NGC 3412 and NGC 3941. The bulges of NGC 3412 and NGC 3941 show isophotal twi…
astro-ph1999
BOAO Photometric Survey of Galactic Open Clusters. I. Berkeley 14, Collinder 74, Biurakan 9, and NGC 2355
H. B. Ann, M. G. Lee, M. Y. Chun +6
Open clusters are useful tools to investigate the structure and evolution of the Galactic disk. We have started a long-term project to obtain UBVI CCD Photometry of open clusters w…