CaII absorbers in SDSS QSOs

We present the results of a survey for CaII {lambda}{lambda}3934,3969 absorption-line systems culled from ~95000 Sloan Digital Sky Survey (SDSS) Data Release 7 and Data Release...我们报道了针对钙II（CaII）λ3934与λ3969双吸收线系统的巡天研究结果，该样本从约95000条斯隆数字巡天（Sloan Digital Sky Survey, SDSS）第七次数据发布及数据发布……的光谱数据中筛选得到。