ELECTRON-SPIN-RESONANCE EVIDENCE FOR THE STRUCTURE OF A SWITCHING OXIDE TRAP - LONG-TERM STRUCTURAL-CHANGE AT SILICON DANGLING BOND SITES IN SIO2

被引:43
作者
CONLEY, JF [1 ]
LENAHAN, PM [1 ]
LELIS, AJ [1 ]
OLDHAM, TR [1 ]
机构
[1] USA,RES LAB,ADELPHI,MD 20783
关键词
D O I
10.1063/1.115095
中图分类号
O59 [应用物理学];
学科分类号
摘要
We provide direct and unambiguous experimental spectroscopic evidence for the structure of a switching oxide trap in thermally grown SiO2 gate oxides on Si. Switching oxide traps can ''switch'' charge state in response to changes in the voltage applied to the gate of a metal-oxide-semiconductor field-effect transistor. Electron spin resonance measurements reveal that some E'(gamma) centers (a hole trapped at an oxygen vacancy) can behave as switching oxide traps. (C) 1995 American Institute of Physics.
引用
收藏
页码:2179 / 2181
页数:3
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