COLLECTIVE INTERACTIONS IN A QUANTUM-WELL - THE INCLUSION OF NONLOCAL EXCHANGE

被引:32
|
作者
RYAN, JC
机构
[1] Naval Research Laboratory, Washington
来源
PHYSICAL REVIEW B | 1991年 / 43卷 / 15期
关键词
D O I
10.1103/PhysRevB.43.12406
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We present a variational scheme for calculating the irreducible polarizability of an electron system and apply this method to the exchange interaction in a single quantum well. The collective spin-density and intersubband plasmon energies are derived and evaluated numerically in an infinite-square-well approximation. These results are compared with experiments as well as with the previous theoretical results based upon the local-density approximation.
引用
收藏
页码:12406 / 12412
页数:7
相关论文
共 50 条
  • [11] QUANTUM-WELL COMPOUNDS
    CLARO, F
    MEDINA, R
    EUROPHYSICS LETTERS, 1992, 20 (03): : 261 - 266
  • [12] QUANTUM-WELL INTERMIXING
    MARSH, JH
    SEMICONDUCTOR SCIENCE AND TECHNOLOGY, 1993, 8 (06) : 1136 - 1155
  • [13] Quantum-well microtube constructed from a freestanding thin quantum-well layer
    Hosoda, M
    Kishimoto, Y
    Sato, M
    Nashima, S
    Kubota, K
    Saravanan, S
    Vaccaro, PO
    Aida, T
    Ohtani, N
    APPLIED PHYSICS LETTERS, 2003, 83 (05) : 1017 - 1019
  • [14] Tuning of detection wavelength of quantum-well infrared photodetectors by quantum-well intermixing
    Fu, L
    Tan, HH
    Jagadish, C
    Li, N
    Li, N
    Liu, X
    Lu, W
    Shen, SC
    INFRARED PHYSICS & TECHNOLOGY, 2001, 42 (3-5) : 171 - 175
  • [15] Threshold characteristics of a semiconductor quantum-well laser: inclusion of global electroneutrality in the structure
    Sokolova, Z. N.
    Pikhtin, N. A.
    Tarasov, I. S.
    Asryan, L. V.
    QUANTUM ELECTRONICS, 2016, 46 (09) : 777 - 781
  • [16] A NEW EXPLANATION OF THE OSCILLATORY INTERLAYER EXCHANGE COUPLING BY THE QUANTUM-WELL MODEL
    WANG, ZC
    WANG, SF
    PHYSICS LETTERS A, 1994, 193 (5-6) : 480 - 484
  • [17] QUANTUM-WELL STATES AND EXCHANGE COUPLING IN FCC (111) MAGNETIC MULTILAYERS
    EDWARDS, DM
    MATHON, J
    MUNIZ, RB
    PHYSICAL REVIEW B, 1994, 50 (21): : 16066 - 16069
  • [18] QUANTUM-WELL THEORY OF THE EXCHANGE COUPLING IN CO/CU/CO(001)
    MATHON, J
    VILLERET, M
    MUNIZ, RB
    CASTRO, JDE
    EDWARDS, DM
    PHYSICAL REVIEW LETTERS, 1995, 74 (18) : 3696 - 3699
  • [19] EXCHANGE COUPLING BETWEEN FERROMAGNETIC LAYERS - EFFECT OF QUANTUM-WELL STATES
    CULLEN, JR
    HATHAWAY, KB
    JOURNAL OF APPLIED PHYSICS, 1994, 75 (10) : 6475 - 6475
  • [20] QUANTUM SIZE EFFECTS IN GAAS-GAALAS QUANTUM-WELL WIRES AND QUANTUM-WELL BOXES
    CIBERT, J
    PETROFF, PM
    DOLAN, GJ
    WERDER, DJ
    PEARTON, SJ
    GOSSARD, AC
    ENGLISH, JH
    SUPERLATTICES AND MICROSTRUCTURES, 1987, 3 (01) : 35 - 39