搜索结果: 1-2 共查到“galactic evolution”相关记录2条 . 查询时间(0.088 秒)
The Galactic evolution of phosphorus
Stars: abundances – Stars: atmospheres – Line: formation – Galaxy: evolution – Galaxy: disk – radiative transfer
2011/10/9
As a galaxy evolves, its chemical composition changes and the abundance ratios of different elements are powerful probes of the underlying evolutionary processes. Phosphorous is an element whose evolu...
Radial abundance gradients as observational constraints of galactic evolution：
planetary nebulae galactic evolution
2009/6/25
Radial abundance gradients as observational constraints of galactic evolution：
planetary nebulae and other objects。