PHOTOINDUCED RECOVERY OF PHOTOQUENCHED HOPPING CONDUCTION IN NEUTRON-IRRADIATED SEMIINSULATING GAAS

被引:7
作者
KURIYAMA, K [1 ]
YOKOYAMA, K [1 ]
TANIGUCHI, K [1 ]
机构
[1] HOSEI UNIV,ION BEAM TECHNOL RES CTR,KOBANEI,TOKYO 184,JAPAN
来源
PHYSICAL REVIEW B | 1992年 / 45卷 / 11期
关键词
D O I
10.1103/PhysRevB.45.6251
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The photoinduced recovery that starts from the full quenched state in tunneling-assisted hopping conduction has been observed in neutron-irradiated semi-insulating GaAs preilluminated with laser-diode light of 1410-nm wavelength. This recovery phenomenon supports the interpretation that the EL2-like defects created by thermal annealing at around 250-degrees-C after neutron irradiation are to be identified as the native EL2 defect. According to the photoresponse study using different wavelengths, neutron-induced EL2 defects are likely to have several quenchable components.
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页码:6251 / 6254
页数:4
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