EFFECTS OF ELECTRON-BEAM-INDUCED DAMAGE ON LEAKAGE CURRENTS IN BACK-GATED GAAS/ALGAAS DEVICES

被引:12
作者
DAS, B [1 ]
SUBRAMANIAM, S [1 ]
MELLOCH, MR [1 ]
机构
[1] PURDUE UNIV,SCH ELECT ENGN,W LAFAYETTE,IN 47907
关键词
D O I
10.1088/0268-1242/8/7/025
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The effect of electron-beam-induced damage on the leakage current between a back gate and an ohmic contact in a GaAs/AlGaAs modulation-doped heterostructure grown on a conducting substrate was investigated. Enhanced leakage currents were observed for certain values of the electron-beam energy. The experimental data are shown to be in qualitative agreement with the theory of Gruen, and device implications of this damage. pertaining to back-gating, are discussed.
引用
收藏
页码:1347 / 1351
页数:5
相关论文
共 19 条
  • [1] Bethe H., 1933, HDB PHYS, V24, P273
  • [2] BIRKHOFF RD, 1958, HDB PHYSIK, V34, P53
  • [3] SINGLE-PARTICLE AND TRANSPORT SCATTERING TIMES IN A BACK-GATED GAAS/ALXGA1-XAS MODULATION-DOPED HETEROSTRUCTURE
    DAS, B
    SUBRAMANIAM, S
    MELLOCH, MR
    MILLER, DC
    [J]. PHYSICAL REVIEW B, 1993, 47 (15): : 9650 - 9653
  • [4] DETERMINATION OF KILOVOLT ELECTRON ENERGY DISSIPATION VS PENETRATION DISTANCE IN SOLID MATERIALS
    EVERHART, TE
    HOFF, PH
    [J]. JOURNAL OF APPLIED PHYSICS, 1971, 42 (13) : 5837 - &
  • [5] ELECTRON-BEAM-INDUCED DAMAGE STUDY IN GAAS-ALGAAS HETEROSTRUCTURES AS DETERMINED BY MAGNETOTRANSPORT CHARACTERIZATION
    FINK, T
    SMITH, DD
    BRADDOCK, WD
    [J]. IEEE TRANSACTIONS ON ELECTRON DEVICES, 1990, 37 (06) : 1422 - 1425
  • [6] GHANBARI RA, 1992, J VAC SCI TECHNOL B, V9
  • [7] GRUEN AE, 1957, Z NATURFORSCH A, V12, P89
  • [8] BACK-GATED SPLIT-GATE TRANSISTOR - A ONE-DIMENSIONAL BALLISTIC CHANNEL WITH VARIABLE FERMI ENERGY
    HAMILTON, AR
    FROST, JEF
    SMITH, CG
    KELLY, MJ
    LINFIELD, EH
    FORD, CJB
    RITCHIE, DA
    JONES, GAC
    PEPPER, M
    HASKO, DG
    AHMED, H
    [J]. APPLIED PHYSICS LETTERS, 1992, 60 (22) : 2782 - 2784
  • [9] HOFF PH, 1969, 10 S EL ION LAS BEAM, P454
  • [10] CHARGE COLLECTION SCANNING ELECTRON-MICROSCOPY
    LEAMY, HJ
    [J]. JOURNAL OF APPLIED PHYSICS, 1982, 53 (06) : R51 - R80