OPTICAL-SPECTRA OF LOCALIZED EXCESS ELECTRONS IN ALKALI-HALIDE CLUSTERS

被引:101
作者
RAJAGOPAL, G [1 ]
BARNETT, RN [1 ]
NITZAN, A [1 ]
LANDMAN, U [1 ]
HONEA, EC [1 ]
LABASTIE, P [1 ]
HOMER, ML [1 ]
WHETTEN, RL [1 ]
机构
[1] UNIV CALIF LOS ANGELES,DEPT CHEM,LOS ANGELES,CA 90024
关键词
D O I
10.1103/PhysRevLett.64.2933
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Excess electrons attached to small alkali halide clusters give rise to optical-absorption bands whose characteristics are highly specific to the mode of electron localization. Optical spectra measured by cluster beam and resonant two-photon ionization spectroscopy agree well with predictions of coupled classical-quantum simulations, and are interpreted in terms of two localization modes: surface F-center and diffuse surface states. © 1990 The American Physical Society.
引用
收藏
页码:2933 / 2936
页数:4
相关论文
共 27 条
[1]   DYNAMICS AND SPECTRA OF A SOLVATED ELECTRON IN WATER CLUSTERS [J].
BARNETT, RN ;
LANDMAN, U ;
NITZAN, A .
JOURNAL OF CHEMICAL PHYSICS, 1988, 89 (04) :2242-2256
[2]   DYNAMICS AND EXCITATIONS OF A SOLVATED ELECTRON IN MOLECULAR CLUSTERS [J].
BARNETT, RN ;
LANDMAN, U ;
NITZAN, A .
PHYSICAL REVIEW A, 1988, 38 (04) :2178-2181
[3]   SURFACE AND INTERNAL EXCESS ELECTRON-STATES IN MOLECULAR CLUSTERS [J].
BARNETT, RN ;
LANDMAN, U ;
SCHARF, D ;
JORTNER, J .
ACCOUNTS OF CHEMICAL RESEARCH, 1989, 22 (10) :350-357
[4]   DYNAMICS OF ELECTRON LOCALIZATION, SOLVATION, AND MIGRATION IN POLAR MOLECULAR CLUSTERS [J].
BARNETT, RN ;
LANDMAN, U ;
NITZAN, A .
PHYSICAL REVIEW LETTERS, 1989, 62 (01) :106-109
[5]  
BARNETT RN, IN PRESS ISR J CHEM
[6]  
Born M., 1956, DYNAMICAL THEORY CRY
[7]   IONIC SIZES + BORN REPULSIVE PARAMETERS IN NACL-TYPE ALKALI HALIDES .I. HUGGINS-MAYER + PAULING FORMS [J].
FUMI, FG ;
TOSI, MP .
JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 1964, 25 (01) :31-&
[8]  
FUMI FG, 1964, J PHYS CHEM SOLIDS, V25, P45
[9]   STABILITY AND IONIZATION-INDUCED STRUCTURAL TRANSITIONS OF SODIUM-CHLORIDE MICROCLUSTERS FROM HARTREE-FOCK CALCULATIONS - NA2CL2(+) AND NA2CL(+) [J].
GALLI, G ;
ANDREONI, W ;
TOSI, MP .
PHYSICAL REVIEW A, 1986, 34 (05) :3580-3586
[10]   LOCALIZATION OF AN EXCESS ELECTRON IN SODIUM-HALIDE CLUSTERS [J].
HONEA, EC ;
HOMER, ML ;
LABASTIE, P ;
WHETTEN, RL .
PHYSICAL REVIEW LETTERS, 1989, 63 (04) :394-397