Spectroscopy and photometry in A2744 and A2537

The current paradigm of cosmic formation and evolution of galaxy clusters foresees growth mostly through merging. Galaxies in the infall region or in the core of a cluster...当前关于星系团（galaxy clusters）的宇宙形成与演化的主流范式认为，其增长主要通过并合过程实现。处于流入区（infall region）或是星系团核心的星系……