EVIDENCE OF INTERVALLEY SCATTERING OF ELECTRONS IN EXTRINSIC PHOTOCONDUCTIVITY OF N-TYPE SILICON

被引:45
作者
ONTON, A
机构
[1] IBM Watson Research Center, Yorktown Heights
关键词
D O I
10.1103/PhysRevLett.22.288
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The extrinsic photoconductivity of n-type silicon has revealed dips in its spectral response due to transfer of electrons among the equivalent conduction-band valleys by intervalley phonon emission. Intervalley LA phonons of energy 26.9 and 47.4 meV (±0.5 meV) are observed to contribute approximately equally to the total scattering of electrons. © 1969 The American Physical Society.
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页码:288 / &
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