ADSORBATE STRUCTURES FROM PHOTOELECTRON DIFFRACTION - HOLOGRAPHIC RECONSTRUCTION OR REAL-SPACE TRIANGULATION

被引:48
作者
DIPPEL, R [1 ]
WOODRUFF, DP [1 ]
HU, XM [1 ]
ASENSIO, MC [1 ]
ROBINSON, AW [1 ]
SCHINDLER, KM [1 ]
WEISS, KU [1 ]
GARDNER, P [1 ]
BRADSHAW, AM [1 ]
机构
[1] UNIV WARWICK,DEPT PHYS,COVENTRY CV4 7AL,W MIDLANDS,ENGLAND
关键词
D O I
10.1103/PhysRevLett.68.1543
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
By preselecting the appropriate photoelectron energies with the aid of simple model calculations, we show that the main peaks in angular distributions of core-level photoemission from adsorbed species on surfaces, caused by elastic backscattering, can be directly related to adsorbate-substrate interatomic directions, thus permitting direct real-space triangulation of adsorption sites on surfaces. The method is demonstrated with the aid of experimental data from oxygen and CO on Cu(110), and offers comparable spatial resolution to holographic inversion, but requires a much smaller data set.
引用
收藏
页码:1543 / 1546
页数:4
相关论文
共 22 条
[1]   STRUCTURE OF CO ADSORBED ON CU(100) AND NI(100) [J].
ANDERSSON, S ;
PENDRY, JB .
PHYSICAL REVIEW LETTERS, 1979, 43 (05) :363-366
[2]   THE STRUCTURE OF OXYGEN-ADSORPTION PHASES ON CU(100) [J].
ASENSIO, MC ;
ASHWIN, MJ ;
KILCOYNE, ALD ;
WOODRUFF, DP ;
ROBINSON, AW ;
LINDNER, T ;
SOMERS, JS ;
RICKEN, DE ;
BRADSHAW, AM .
SURFACE SCIENCE, 1990, 236 (1-2) :1-14
[3]   SURFACE EXTENDED X-RAY-ABSORPTION FINE-STRUCTURE STUDY OF THE O(2X1)/CU(110) SYSTEM - MISSING-ROW RECONSTRUCTION, AND ANISOTROPY IN THE SURFACE MEAN FREE-PATH AND IN THE SURFACE DEBYE-WALLER FACTOR [J].
BADER, M ;
PUSCHMANN, A ;
OCAL, C ;
HAASE, J .
PHYSICAL REVIEW LETTERS, 1986, 57 (26) :3273-3276
[4]   THEORY OF ANGLE-RESOLVED PHOTOEMISSION EXTENDED FINE-STRUCTURE [J].
BARTON, JJ ;
ROBEY, SW ;
SHIRLEY, DA .
PHYSICAL REVIEW B, 1986, 34 (02) :778-791
[5]  
BARTON JJ, 1988, PHYS REV LETT, V61, P1345
[6]   ATOMIC-STRUCTURE OF THE CU/SI(111) INTERFACE BY HIGH-ENERGY CORE-LEVEL AUGER-ELECTRON DIFFRACTION [J].
CHAMBERS, SA ;
ANDERSON, SB ;
WEAVER, JH .
PHYSICAL REVIEW B, 1985, 32 (02) :581-587
[7]   X-RAY PHOTOELECTRON AND AUGER-ELECTRON FORWARD SCATTERING - A NEW TOOL FOR STUDYING EPITAXIAL-GROWTH AND CORE-LEVEL BINDING-ENERGY SHIFTS [J].
EGELHOFF, WF .
PHYSICAL REVIEW B, 1984, 30 (02) :1052-1055
[8]   3-DIMENSIONAL IMAGING OF ATOMS USING SOURCE WAVES FROM DEEPLY BURIED ATOMS AND OVERCOMING MULTIPLE-SCATTERING EFFECTS [J].
HUANG, H ;
LI, H ;
TONG, SY .
PHYSICAL REVIEW B, 1991, 44 (07) :3240-3245
[9]   NORMAL PHOTOELECTRON DIFFRACTION OF SE 3D LEVEL IN SE OVERLAYERS ON NI(100) [J].
KEVAN, SD ;
ROSENBLATT, DH ;
DENLEY, D ;
LU, BC ;
SHIRLEY, DA .
PHYSICAL REVIEW LETTERS, 1978, 41 (22) :1565-1568
[10]   PHOTOELECTRON DIFFRACTION STUDY OF O, N AND C ADSORPTION STRUCTURES ON NI(100) AND CU(110) [J].
KILCOYNE, ALD ;
WOODRUFF, DP ;
ROBINSON, A ;
LINDNER, T ;
SOMERS, J ;
RICKEN, DE ;
BRADSHAW, AM .
FARADAY DISCUSSIONS, 1990, 89 :311-321