MICROTWIN NUCLEATION AND PROPAGATION IN HETEROEPITAXIAL II-VI COMPOUNDS ON (001)-ORIENTED GAAS SUBSTRATES

被引:18
作者
BROWN, PD
LOGINOV, YY
STOBBS, WM
HUMPHREYS, CJ
机构
[1] Department of Materials Science and Metallurgy, University of Cambridge, Cambridge, CB2 3QZ, Pembroke Street
来源
PHILOSOPHICAL MAGAZINE A-PHYSICS OF CONDENSED MATTER STRUCTURE DEFECTS AND MECHANICAL PROPERTIES | 1995年 / 72卷 / 01期
关键词
D O I
10.1080/01418619508239581
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
II-VI(001)GaAs heterostructures showing strong microtwin anisotropy for conditions of tensile and compressive strain are examined. Epitaxial ZnS/GaAs, (Cd,Zn)Te/GaAs and (Cd,Zn)S/GaAs exhibit microtwins exclusively for the [1 (1) over bar 0] projection, when far from the interface, indicating that a growth model is most appropriate for the description of microtwin propagation in these cases. Profile imaging is used to examine the first stages of twinning in (Hg,Mn)Te. The importance of interface integrity when distinguishing between processes of growth- and deformation-induced microtwinning is emphasized.
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页码:39 / 57
页数:19
相关论文
共 38 条
[1]  
ALALLAK HM, 1991, MATER RES SOC SYMP P, V216, P35
[2]  
ANDROUSSI Y, 1987, I PHYS C SER, V87, P291
[3]   THE COHERENCY LOSS MICROSTRUCTURE AT A CDTE/GAAS(001) INTERFACE [J].
ANGELO, JE ;
GERBERICH, WW ;
STOBBS, WM ;
BRATINA, G ;
SORBA, L ;
FRANCIOSI, A .
PHILOSOPHICAL MAGAZINE LETTERS, 1993, 67 (04) :279-285
[4]   TEM STUDIES OF EPITAXIAL CDTE AND (HG, CD)TE GROWN BY MOVPE ON GAAS AND CDTE SUBSTRATES [J].
BROWN, PD ;
HAILS, JE ;
RUSSELL, GJ ;
WOODS, J .
JOURNAL OF CRYSTAL GROWTH, 1988, 86 (1-4) :511-515
[5]   DEFECT STRUCTURE OF EPITAXIAL CDTE LAYERS GROWN ON (100) AND (111)B GAAS AND ON (111)B CDTE BY METALORGANIC CHEMICAL VAPOR-DEPOSITION [J].
BROWN, PD ;
HAILS, JE ;
RUSSELL, GJ ;
WOODS, J .
APPLIED PHYSICS LETTERS, 1987, 50 (17) :1144-1145
[6]   ANISOTROPIC DEFECT DISTRIBUTION IN ZNSE/ZNS EPITAXIAL LAYERS GROWN BY METALORGANIC VAPOR-PHASE EPITAXY ON (001)-ORIENTED GAAS [J].
BROWN, PD ;
RUSSELL, GJ ;
WOODS, J .
JOURNAL OF APPLIED PHYSICS, 1989, 66 (01) :129-136
[7]  
BROWN PD, 1993, I PHYS C SER, V138, P209
[8]  
BROWN PD, 1992, ELECTRON MICROS, P10
[9]  
BURGESS WG, 1993, MICROBEAM ANAL, pS222
[10]  
CHEN CY, 1995, UNPUB ULTRAMICROSCOP