CALCULATED ATOMIC STRUCTURES AND ELECTRONIC-PROPERTIES OF GAP, INP, GAAS, AND INAS (110) SURFACES

被引:217
作者
ALVES, JLA
HEBENSTREIT, J
SCHEFFLER, M
机构
[1] UNIV FED MINAS GERAIS, INST CIENCIAS EXACTAS, DEPT FIS, BR-30000 BELO HORIZONTE, MG, BRAZIL
[2] UNIV JENA, INST FESTKORPERTHEORIE & THEORET OPT, O-6900 JENA, GERMANY
来源
PHYSICAL REVIEW B | 1991年 / 44卷 / 12期
关键词
D O I
10.1103/PhysRevB.44.6188
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We present a systematic theoretical study of several III-V semiconductor (110) surfaces based on accurate, self-consistent total-energy and force calculations, using density-functional theory and ab initio pseudopotentials. We study GaP, InP, GaAs, and InAs and analyze the theoretical trends for the equilibrium atomic structures, photoelectric thresholds, and surface band structures. The influence of the basis-set completeness on these results is examined. The thoeretical results are compared with experimental low-energy electron-diffraction analyses and photoemission and inverse-photoemission data.
引用
收藏
页码:6188 / 6198
页数:11
相关论文
共 65 条
[1]  
[Anonymous], 1988, SEMICONDUCTOR SURFAC
[2]   RELATIVISTIC AND CORE-RELAXATION EFFECTS ON THE ENERGY-BANDS OF GALLIUM-ARSENIDE AND GERMANIUM [J].
BACHELET, GB ;
CHRISTENSEN, NE .
PHYSICAL REVIEW B, 1985, 31 (02) :879-887
[3]   PSEUDOPOTENTIALS THAT WORK - FROM H TO PU [J].
BACHELET, GB ;
HAMANN, DR ;
SCHLUTER, M .
PHYSICAL REVIEW B, 1982, 26 (08) :4199-4228
[4]   ANALYTICAL TREATMENT OF BAND-GAP UNDERESTIMATES IN THE LOCAL-DENSITY APPROXIMATION [J].
BECHSTEDT, F ;
DELSOLE, R .
PHYSICAL REVIEW B, 1988, 38 (11) :7710-7716
[5]   GIANT QUASI-PARTICLE SHIFTS OF SEMICONDUCTOR SURFACE-STATES [J].
BECHSTEDT, F ;
DELSOLE, R .
SOLID STATE COMMUNICATIONS, 1990, 74 (01) :41-44
[6]   GIANT QUASI-PARTICLE SHIFTS OF SEMICONDUCTOR SURFACE-STATES [J].
BECHSTEDT, F ;
DELSOLE, R ;
MANGHI, F .
JOURNAL OF PHYSICS-CONDENSED MATTER, 1989, 1 :SB75-SB78
[7]   UNIFIED APPROACH FOR MOLECULAR-DYNAMICS AND DENSITY-FUNCTIONAL THEORY [J].
CAR, R ;
PARRINELLO, M .
PHYSICAL REVIEW LETTERS, 1985, 55 (22) :2471-2474
[8]  
CARTENSEN H, 1990, PHYS REV B, V41, P9880
[9]   GROUND-STATE OF THE ELECTRON-GAS BY A STOCHASTIC METHOD [J].
CEPERLEY, DM ;
ALDER, BJ .
PHYSICAL REVIEW LETTERS, 1980, 45 (07) :566-569
[10]   (110) SURFACE ATOMIC STRUCTURES OF COVALENT AND IONIC SEMICONDUCTORS [J].
CHADI, DJ .
PHYSICAL REVIEW B, 1979, 19 (04) :2074-2082