2 papers
astro-ph2000
Some statistical properties of spiral galaxies
Jun Ma, Junliang Zhao, Chenggang Shu +1
This paper presents some statistical correlations of 72 northern spiral galaxies. The results show that early-type spirals that are brighter, and thicker, and the axis ratios ($H_{…
astro-ph1999
Two-component model for the chemical evolution of the Galactic disk
R. X. Chang, J. L. Hou, C. G. Shu +1
In the present paper, we introduce a two-component model of the Galactic disk to investigate its chemical evolution. The formation of the thick and thin disks occur in two main acc…