EFFECTS OF HYDROSTATIC-PRESSURE ON THE PHOTOLUMINESCENCE OF POROUS SILICON

被引:8
|
作者
CHEONG, HM
WICKBOLDT, P
PANG, D
CHEN, JH
PAUL, W
机构
[1] BOSTON COLL, DEPT PHYS, CHESTNUT HILL, MA 02167 USA
[2] HARVARD UNIV, DIV APPL SCI, CAMBRIDGE, MA 02138 USA
[3] HARVARD UNIV, DEPT PHYS, CAMBRIDGE, MA 02138 USA
关键词
D O I
10.1103/PhysRevB.52.R11577
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We have measured the room-temperature photoluminescence (PL) of free-standing porous silicon films under hydrostatic pressures up to 60 kbar. The pressure dependence of the PL for two films collected from the same porous silicon wafer is very different, depending on whether the pressure medium used is either helium or the standard 4:1 methanol:ethanol mixture. This result is not compatible with the standard quantum confinement model of the PL in porous silicon, which claims that the PL occurs between the confined electron and hole states in the core silicon region.
引用
收藏
页码:11577 / 11579
页数:3
相关论文
共 50 条
  • [31] EFFECTS OF HYDROSTATIC-PRESSURE ON SHEAR DEFORMATION OF POLYMERS
    SILANO, AA
    PAE, KD
    SAUER, JA
    BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1977, 22 (03): : 430 - 430
  • [32] HYDROSTATIC-PRESSURE INDUCED LOCALIZATION EFFECTS IN INSB
    KADRI, A
    ZITOUNI, K
    AULOMBARD, RL
    PHYSICA B & C, 1986, 139 (1-3): : 404 - 406
  • [33] HYDROSTATIC-PRESSURE EFFECTS ON OXYGEN-RELATED IRRADIATION-PRODUCED DEFECTS IN SILICON
    STEIN, HJ
    SAMARA, GA
    RADIATION EFFECTS AND DEFECTS IN SOLIDS, 1989, 112 (1-2): : 411 - 423
  • [34] PHOTOLUMINESCENCE INVESTIGATIONS OF CD1-XMNXTE UNDER HYDROSTATIC-PRESSURE
    JIANG, S
    SHEN, SC
    LI, GH
    JOURNAL OF APPLIED PHYSICS, 1992, 72 (03) : 1070 - 1074
  • [35] DEPENDENCE OF INDIRECT ENERGY-GAP OF SILICON ON HYDROSTATIC-PRESSURE
    WELBER, B
    KIM, CK
    CARDONA, M
    RODRIGUEZ, S
    SOLID STATE COMMUNICATIONS, 1975, 17 (08) : 1021 - 1024
  • [36] EFFECTS OF ALLOYING AND HYDROSTATIC-PRESSURE ON THE LUMINESCENCE OF MN IN GAAS
    SAMUELSON, L
    NILSSON, S
    JOURNAL OF LUMINESCENCE, 1988, 40-1 : 127 - 128
  • [37] EFFECTS OF HYDROSTATIC-PRESSURE ON ELASTIC PROPERTIES OF CAT VEINS
    BOCKING, JK
    ROACH, MR
    CANADIAN JOURNAL OF PHYSIOLOGY AND PHARMACOLOGY, 1974, 52 (02) : 148 - 152
  • [38] EFFECTS OF HYDROSTATIC-PRESSURE ON MECHANISM OF TENSILE FRACTURE OF ALUMINUM
    FRENCH, IE
    WEINRICH, PF
    METALLURGICAL TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 1975, 6 (06): : 1165 - 1169
  • [39] EFFECTS OF HYDROSTATIC-PRESSURE ON CRACK-GROWTH IN ELASTOMERS
    LAKE, GJ
    THOMAS, AG
    LAWRENCE, CC
    POLYMER, 1992, 33 (19) : 4069 - 4074
  • [40] EFFECTS OF HIGH HYDROSTATIC-PRESSURE ON RAT ATRIAL MUSCLE
    ORNHAGEN, HC
    SIGURDSSON, SB
    UNDERSEA BIOMEDICAL RESEARCH, 1981, 8 (02): : 113 - 120