EXCITONIC EFFECTS IN LOW-DENSITY ELECTRON-HOLE PLASMA IN INGAAS/INP QUANTUM-WELLS UNDER MAGNETIC-FIELD

被引:2
作者
BUTOV, LV
KULAKOVSKII, VD
FORCHEL, A
GRUTZMACHER, D
机构
[1] UNIV WURZBURG,W-8700 WURZBURG,GERMANY
[2] RHEIN WESTFAL TH AACHEN,W-5100 AACHEN,GERMANY
关键词
D O I
10.1016/0749-6036(91)90315-I
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The magnetic-field and excitation-density dependencies of the photoluminescence of undoped In0.53Ga0.47As/InP single quantum well structures have been investigated. A clear transition from excitonic to free-carrier-like recombination has been observed while changing the electron-hole density from 1010 to 1012 cm-2. Excitonic correlations are found to be well pronounced for carriers at the upper partly occupied Landau levels. © 1991.
引用
收藏
页码:489 / 492
页数:4
相关论文
共 11 条
  • [1] ANDO T, 1982, REV MOD PHYS, V54, P134
  • [2] ELECTRON-HOLE MAGNETOPLASMAS IN QUANTUM WELLS
    BAUER, GEW
    [J]. PHYSICAL REVIEW LETTERS, 1990, 64 (01) : 60 - 63
  • [3] PROPERTIES OF THE ELECTRON-HOLE PLASMA IN GAAS-(GA,AL)AS QUANTUM WELLS - THE INFLUENCE OF THE FINITE WELL WIDTH
    BONGIOVANNI, G
    STAEHLI, JL
    [J]. PHYSICAL REVIEW B, 1989, 39 (12): : 8359 - 8363
  • [4] PHOTOLUMINESCENCE OF A DENSE QUASI-2D ELECTRON-HOLE SYSTEM IN A MODULATION-DOPED HETEROSTRUCTURE WITH STRAINED INGAAS QW
    BUTOV, LV
    KULAKOVSKII, VD
    ANDERSSON, TG
    [J]. PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS, 1990, 159 (01): : 165 - 171
  • [5] BUTOV LV, IN PRESS PHYS REV
  • [6] MANY-POLARON INTERACTION EFFECTS IN 2 DIMENSIONS
    JALABERT, R
    DASSARMA, S
    [J]. PHYSICAL REVIEW B, 1989, 39 (08): : 5542 - 5545
  • [7] KLINGSHIRN C, 1988, NATO WORKSHOP OPTICA
  • [8] BAND-GAP RENORMALIZATION AND BAND-FILLING EFFECTS IN A HOMOGENEOUS ELECTRON-HOLE PLASMA IN IN0.53GA0.47AS/INP SINGLE QUANTUM WELLS
    KULAKOVSKII, VD
    LACH, E
    FORCHEL, A
    GRUTZMACHER, D
    [J]. PHYSICAL REVIEW B, 1989, 40 (11): : 8087 - 8090
  • [9] POTEMSKI M, 1989, 8TH P INT C EP2DS8 G, P265
  • [10] POTEMSKI M, 1989, 19TH P INT C PHYS SE, P119