PRESSURE-DEPENDENCE OF DEEP-LEVEL TRANSITIONS IN AGGASE2

被引:10
作者
CHOI, IH
YU, PY
机构
[1] LAWRENCE BERKELEY LAB,DIV MAT SCI,BERKELEY,CA 94720
[2] CHUNG ANG UNIV,DEPT PHYS,SEOUL,SOUTH KOREA
关键词
D O I
10.1063/1.111815
中图分类号
O59 [应用物理学];
学科分类号
摘要
Polarized optical absorption in single crystals of AgGaSe2 has been measured as a function of hydrostatic pressure. Two polarized absorption peaks due to defects are reported. The pressure dependence of these peaks suggests that they are due to deep centers. These deep center absorption peaks merged into the fundamental absorption edge under high pressure.
引用
收藏
页码:1717 / 1719
页数:3
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