ELECTRON FOCUSING BY MULTIPLE-QUANTUM-POINT CONTACTS

被引:1
|
作者
MICHIELSEN, K
DERAEDT, H
机构
[1] Inst. for Theor. Phys., Groningen Univ.
关键词
D O I
10.1088/0953-8984/4/34/011
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
A device for focusing ballistic electrons is proposed. It consists of an array of quantum point contacts and a potential barrier drawn up by a gate. Computer simulation analysis of this device shows that it can focus electrons in a cone of 20-degrees, with a throughput of almost-equal-to 0.6%.
引用
收藏
页码:7121 / 7126
页数:6
相关论文
共 50 条
  • [41] Conductance Anomalies in Quantum Point Contacts
    Frucci, G.
    Di Gaspare, L.
    Notargiacomo, A.
    Spirito, D.
    Evangelisti, F.
    Di Gaspare, A.
    Giovine, E.
    2009 9TH IEEE CONFERENCE ON NANOTECHNOLOGY (IEEE-NANO), 2009, : 190 - 193
  • [42] On the magnetic nature of quantum point contacts
    Cornaglia, PS
    Balseiro, CA
    EUROPHYSICS LETTERS, 2004, 67 (04): : 634 - 640
  • [43] QUANTUM OSCILLATIONS OF MAGNETORESISTANCE IN POINT CONTACTS
    BOGACHEK, EN
    KULIK, IO
    SHEKHTER, RI
    SOLID STATE COMMUNICATIONS, 1985, 56 (11) : 999 - 1000
  • [44] Freely suspended quantum point contacts
    Roessler, C.
    Herz, M.
    Bichler, M.
    Ludwig, S.
    SOLID STATE COMMUNICATIONS, 2010, 150 (17-18) : 861 - 864
  • [45] Quantum point contacts between metals
    van Ruitenbeek, JM
    MESOSCOPIC ELECTRON TRANSPORT, 1997, 345 : 549 - 579
  • [46] COLLIMATION EFFECTS IN QUANTUM POINT CONTACTS
    TAYLOR, RP
    SACHRAJDA, AS
    ADAMS, JA
    ZAWADZKI, P
    COLERIDGE, PT
    MARSHALL, P
    PHYSICA B-CONDENSED MATTER, 1991, 175 (1-3) : 243 - 246
  • [47] Supercurrent noise in quantum point contacts
    Averin, D
    Imam, HT
    PHYSICAL REVIEW LETTERS, 1996, 76 (20) : 3814 - 3817
  • [48] Terahertz response of quantum point contacts
    Song, J. W.
    Kabir, N. A.
    Kawano, Y.
    Ishibashi, K.
    Aizin, G. R.
    Mourokh, L.
    Reno, J. L.
    Markelz, A. G.
    Bird, J. P.
    APPLIED PHYSICS LETTERS, 2008, 92 (22)
  • [49] Transport through quantum point contacts
    Meir, Y
    NANOPHYSICS: COHERENCE AND TRANSPORT, 2005, 81 : 479 - +
  • [50] THERMOELECTRIC PROPERTIES OF QUANTUM POINT CONTACTS
    VANHOUTEN, H
    MOLENKAMP, LW
    BEENAKKER, CWJ
    FOXON, CT
    SEMICONDUCTOR SCIENCE AND TECHNOLOGY, 1992, 7 (3B) : B215 - B222