COMPOSITIONAL LATCHING IN GAAS1-XPX/GAAS METALORGANIC VAPOR-PHASE EPITAXY

被引:12
作者
MIURA, Y
ONABE, K
XIONG, Z
NITTA, Y
FUKATSU, S
SHIRAKI, Y
ITO, R
机构
[1] UNIV TOKYO,DEPT APPL PHYS,BUNKYO KU,TOKYO 113,JAPAN
[2] UNIV TOKYO,ADV SCI & TECHNOL RES CTR,MEGURO KU,TOKYO 153,JAPAN
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS | 1991年 / 30卷 / 4B期
关键词
GAASP; MOVPE; STRAINED LAYER; COMPOSITIONAL LATCHING; LATTICE-RELAXATION RATIO; INCORPORATION PROBABILITY;
D O I
10.1143/JJAP.30.L664
中图分类号
O59 [应用物理学];
学科分类号
摘要
MOVPE growth studies of GaAs(1-x)P(x) (x = 0.05-0.40) on GaAs substrates, combined with X-ray diffraction analysis and secondary-ion mass spectroscopy, have demonstrated a "compositional latching" effect in thin layer growth, where the incorporation of P from vapor to solid is suppressed due to lattice strain on the growing surface. A tentative growth model based on strain-dependent incorporation probabilities for P and As has been proposed. The grown surface feature is strongly dependent on the degree of relaxation of the lattice strain.
引用
收藏
页码:L664 / L667
页数:4
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