SELECTIVE TRANSMISSION OF HIGH-FREQUENCY PHONONS BY A SUPER-LATTICE - DIELECTRIC PHONON FILTER

被引:274
作者
NARAYANAMURTI, V
STORMER, HL
CHIN, MA
GOSSARD, AC
WIEGMANN, W
机构
[1] Bell Laboratories, Murray Hill
关键词
D O I
10.1103/PhysRevLett.43.2012
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The zone folding in the acoustic-phonon dispersion curve of GaAs/AlGaAs superlattices is demonstrated using superconducting tunnel junctions as sources and detectors of quasimonochromatic phonons. We present data on selective transmission of high-frequency phonons due to narrow band reflection determined by the superlattice period. © 1979 The American Physical Society.
引用
收藏
页码:2012 / 2016
页数:5
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