School;
of;
Materials;
Sciences;
and;
Technology,;
China;
University;
of;
Geosciences,;
Beijing;
100083;
Beijing;
National;
Laboratory;
for;
Condensed;
Matter;
Physics,;
Institute;
of;
Physics,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100190;
光电效应; 紫外线; 单晶; 敏感; 上升时间; 电压灵敏度; 电流灵敏度; 光电脉冲;