ELECTROSTATIC ELECTRON LENS IN THE BALLISTIC REGIME

被引:86
作者
SIVAN, U
HEIBLUM, M
UMBACH, CP
SHTRIKMAN, H
机构
[1] IBM Research Division, Thomas J. Watson Research Center, Yorktown Heights
关键词
D O I
10.1103/PhysRevB.41.7937
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Electrostatic focusing of ballistic electrons in a high-mobility two-dimensional electron gas is discussed and experimentally demonstrated. The focusing is achieved by a spatial modulation of the electrostatic potential along the electronse trajectories, in analogy with the modulation of the dielectric constant in conventional light-wave optics. © 1990 The American Physical Society.
引用
收藏
页码:7937 / 7940
页数:4
相关论文
共 11 条
  • [1] GLAZMAN LI, 1988, JETP LETT+, V48, P238
  • [2] Imry Y., 1986, DIRECTIONS CONDENSED
  • [4] ELECTRICAL RESISTANCE OF DISORDERED ONE-DIMENSIONAL LATTICES
    LANDAUER, R
    [J]. PHILOSOPHICAL MAGAZINE, 1970, 21 (172): : 863 - &
  • [5] THEORY OF A SINGLE-ATOM POINT-SOURCE FOR ELECTRONS
    LANG, ND
    YACOBY, A
    IMRY, Y
    [J]. PHYSICAL REVIEW LETTERS, 1989, 63 (14) : 1499 - 1502
  • [6] ELECTRON-BEAM COLLIMATION WITH A QUANTUM POINT CONTACT
    MOLENKAMP, LW
    STARING, AAM
    BEENAKKER, CWJ
    EPPENGA, R
    TIMMERING, CE
    WILLIAMSON, JG
    HARMANS, CJPM
    FOXON, CT
    [J]. PHYSICAL REVIEW B, 1990, 41 (02): : 1274 - 1277
  • [7] MUTTIKER M, 1986, PHYS REV LETT, V57, P1761
  • [8] SIVAN U, 1989, UNPUB 6TH P INT C HO
  • [9] SMITH CG, 1989, UNPUB 4TH P INT C MO
  • [10] COHERENT ELECTRON FOCUSING IN A TWO-DIMENSIONAL ELECTRON-GAS
    VANHOUTEN, H
    VANWEES, BJ
    MOOIJ, JE
    BEENAKKER, CWJ
    WILLIAMSON, JG
    FOXON, CT
    [J]. EUROPHYSICS LETTERS, 1988, 5 (08): : 721 - 725