First-principles calculations of stress induced by gas adsorption on Pt(111)

被引:116
作者
Feibelman, PJ
机构
[1] Sandia National Laboratories, Albuquerque
来源
PHYSICAL REVIEW B | 1997年 / 56卷 / 04期
关键词
D O I
10.1103/PhysRevB.56.2175
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Local-density-functional calculations show that both O and H adsorption relieve tensile stress on Pt(111) terraces. These results agree with the observation that both O and H undo the added-atom reconstruction of Pt(111) that occurs at elevated temperatures, but conflict with the idea that the direction of adsorbate-induced charge polarization determines the sign of the induced surface stress.
引用
收藏
页码:2175 / 2182
页数:8
相关论文
共 72 条
[1]   LINEAR METHODS IN BAND THEORY [J].
ANDERSEN, OK .
PHYSICAL REVIEW B, 1975, 12 (08) :3060-3083
[2]   SCANNING TUNNELING MICROSCOPY OBSERVATIONS ON THE RECONSTRUCTED AU(111) SURFACE - ATOMIC-STRUCTURE, LONG-RANGE SUPERSTRUCTURE, ROTATIONAL DOMAINS, AND SURFACE-DEFECTS [J].
BARTH, JV ;
BRUNE, H ;
ERTL, G ;
BEHM, RJ .
PHYSICAL REVIEW B, 1990, 42 (15) :9307-9318
[3]   SURFACE RELAXATION OF PT(111) INVESTIGATED BY ION SCATTERING [J].
BOGH, E ;
STENSGAARD, I .
PHYSICS LETTERS A, 1978, 65 (04) :357-359
[4]   THE SEGREGATION AND OXIDATION OF SILICON ON PT(111), OR - THE QUESTION OF THE PLATINUM OXIDE [J].
BONZEL, HP ;
FRANKEN, AM ;
PIRUG, G .
SURFACE SCIENCE, 1981, 104 (2-3) :625-642
[5]   PT(111) RECONSTRUCTION INDUCED BY ENHANCED PT GAS-PHASE CHEMICAL-POTENTIAL [J].
BOTT, M ;
HOHAGE, M ;
MICHELY, T ;
COMSA, G .
PHYSICAL REVIEW LETTERS, 1993, 70 (10) :1489-1492
[6]   SURFACE AND INTERFACE STRESS EFFECTS IN THIN-FILMS [J].
CAMMARATA, RC .
PROGRESS IN SURFACE SCIENCE, 1994, 46 (01) :1-38
[7]   GROUND-STATE OF THE ELECTRON-GAS BY A STOCHASTIC METHOD [J].
CEPERLEY, DM ;
ALDER, BJ .
PHYSICAL REVIEW LETTERS, 1980, 45 (07) :566-569
[8]  
CHAMBLISS DD, UNPUB
[9]   ADSORPTION OF HYDROGEN ON A PT(111) SURFACE [J].
CHRISTMANN, K ;
ERTL, G ;
PIGNET, T .
SURFACE SCIENCE, 1976, 54 (02) :365-392
[10]   CALCULATION OF THE SURFACE STRESS ANISOTROPY FOR THE BUCKLED SI(001)(1X2) AND P(2X2) SURFACES [J].
DABROWSKI, J ;
PEHLKE, E ;
SCHEFFLER, M .
PHYSICAL REVIEW B, 1994, 49 (07) :4790-4793