DENSITY-MATRIX DESCRIPTION OF LASER-INDUCED HOT-ELECTRON MEDIATED PHOTODESORPTION OF NO FROM PT(111)

被引:92
作者
SAALFRANK, P
BAER, R
KOSLOFF, R
机构
[1] HEBREW UNIV JERUSALEM, DEPT PHYS CHEM, IL-91904 JERUSALEM, ISRAEL
[2] HEBREW UNIV JERUSALEM, FRITZ HABER RES CTR MOLEC DYNAM, IL-91904 JERUSALEM, ISRAEL
关键词
D O I
10.1016/0009-2614(94)01182-6
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Based on the numerical solution of the Liouville-von Neumann equation for dissipative systems, the photodesorption dynamics of NO/Pt(111) are studied. Dissipative terms are used to describe the quenching of electronically excited states on the metal, electronic dephasing and the indirect (hot-electron mediated) excitation processes in the DIMET and DIET limits. Norm and energy flow, desorption probabilities and density time-of-flight spectra are computed.
引用
收藏
页码:463 / 472
页数:10
相关论文
共 25 条
[1]  
Alicki R., 2007, QUANTUM DYNAMICAL SE, V717
[2]   MODEL FOR ELECTRON-STIMULATED AND PHOTON-STIMULATED DESORPTION [J].
ANTONIEWICZ, PR .
PHYSICAL REVIEW B, 1980, 21 (09) :3811-3815
[3]  
BANIN U, IN PRESS J CHEM PHYS
[4]   SOLUTION OF THE TIME-DEPENDENT LIOUVILLE-VONNEUMANN EQUATION - DISSIPATIVE EVOLUTION [J].
BERMAN, M ;
KOSLOFF, R ;
TALEZER, H .
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 1992, 25 (05) :1283-1307
[5]   TIME-DEPENDENT SOLUTION OF THE LIOUVILLE-VONNEUMANN EQUATION - NONDISSIPATIVE EVOLUTION [J].
BERMAN, M ;
KOSLOFF, R .
COMPUTER PHYSICS COMMUNICATIONS, 1991, 63 (1-3) :1-20
[6]  
BETZ G, 1988, DIET, V4
[7]  
BRENIG W, 1985, DIET, V2
[8]   OPTICALLY DRIVEN SURFACE-REACTIONS - EVIDENCE FOR THE ROLE OF HOT-ELECTRONS [J].
BUNTIN, SA ;
RICHTER, LJ ;
CAVANAGH, RR ;
KING, DS .
PHYSICAL REVIEW LETTERS, 1988, 61 (11) :1321-1324
[9]  
BURNS AR, 1993, DIET, V5
[10]  
DANIEL C, UNPUB