FAR-INFRARED TRANSMISSION SPECTRA OF LATERALLY CONFINED 2D-PLASMA IN QUANTUM WIRES

被引:11
作者
KATAYAMA, S
机构
[1] Institute of Physics, College of General Education, Niigata University
关键词
D O I
10.1143/JPSJ.60.1123
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Far-infrared transmission spectra through periodic arrays of quantum wires fabricated in modulation doped n-type GaAs/AlGaAs heterostructures are explored theoretically. The spectra are calculated by taking into account the coupling between two laterally confined 2D plasmas and non-radiative components of the FIR electric field. The asymmetry of the two resonances appearing in the spectra observed by Demel et al. is ascribed to a difference of oscillator strength of two plasma modes and to attenuation of the amplitude of a non-radiative electric field.
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页码:1123 / 1131
页数:9
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