White dwarf population from the SDSS DR12

We use the Sloan Digital Sky Survey Data Release 12, which is the largest available white dwarf catalogue to date, to study the evolution of the kinematical properties of the...本研究采用斯隆数字巡天第12次数据发布（Sloan Digital Sky Survey Data Release 12）开展相关研究，该数据集是截至目前已公开的规模最大的白矮星星表，用以探究……的运动学特性演化规律。