SPT-GMOS spectroscopy of gal. in massive clusters

The velocity distribution of galaxies in clusters is not universal; rather, galaxies are segregated according to their spectral type and relative luminosity. We examine the...星系团中星系的速度分布并非普适；相反，星系会依据其光谱型与相对光度呈现出分异分布。我们对……展开了研究。