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astro-ph1996
F062965743 : A Very Massive Starburster ?
J. H. Huang, Q. S. Gu, H. J. Su +1
We have observed an object having strong Balmer absorption lines and blue continuum. The inference about the nuclear stellar population drawn from the line ratios is basically coin…
astro-ph1996
The Bar-enhanced Star-formation Activities in Spiral Galaxies
J. H. Huang, Q. S. Gu, H. J. Su +3
We use the ratio and the IRAS color index S/S (both widely used as indices of relative star formation rates in galaxies) to analyse subsets (c…
astro-ph1996
Gasdynamics in NGC 4736
Q. -S. Gu, X. -H. Liao, J. -H. Huang +2
New test-particle simulations have been performed to study the secular evolution of the gaseous distribution in NGC 4736. We find that the distribution of gas clouds can be underst…