THERMIONIC EMISSION FROM THE FULLERENES

被引:56
作者
CAMPBELL, EEB [1 ]
ULMER, G [1 ]
HERTEL, IV [1 ]
机构
[1] UNIV FREIBURG,FREIBURGER MAT FORSCHUNGSZENTRUM,W-7800 FREIBURG,GERMANY
来源
ZEITSCHRIFT FUR PHYSIK D-ATOMS MOLECULES AND CLUSTERS | 1992年 / 24卷 / 01期
关键词
D O I
10.1007/BF01436607
中图分类号
O64 [物理化学(理论化学)、化学物理学]; O56 [分子物理学、原子物理学];
学科分类号
070203 ; 070304 ; 081704 ; 1406 ;
摘要
Delayed ionisation of the fullerenes is reported over a timescale of up to 16-mu-s and compared to the Klots' model for thermionic emission [1]. The laser fluence dependence of the observed time constants for ionisation and the measured dependence on cluster size are in good agreement with model predictions giving strong evidence for the thermionic nature of the ionisation process.
引用
收藏
页码:81 / 85
页数:5
相关论文
共 19 条
[1]   CHARACTERIZATION OF THE SOLUBLE ALL-CARBON MOLECULES C60 AND C70 [J].
AJIE, H ;
ALVAREZ, MM ;
ANZ, SJ ;
BECK, RD ;
DIEDERICH, F ;
FOSTIROPOULOS, K ;
HUFFMAN, DR ;
KRATSCHMER, W ;
RUBIN, Y ;
SCHRIVER, KE ;
SENSHARMA, D ;
WHETTEN, RL .
JOURNAL OF PHYSICAL CHEMISTRY, 1990, 94 (24) :8630-8633
[2]   MULTIPHOTON EXCITATION, IONIZATION, AND DISSOCIATION DECAY DYNAMICS OF SMALL CLUSTERS OF NIOBIUM, TANTALUM, AND TUNGSTEN - TIME-RESOLVED THERMIONIC EMISSION [J].
AMREIN, A ;
SIMPSON, R ;
HACKETT, P .
JOURNAL OF CHEMICAL PHYSICS, 1991, 95 (03) :1781-1800
[3]   DELAYED IONIZATION FOLLOWING PHOTOEXCITATION OF SMALL CLUSTERS OF REFRACTORY ELEMENTS - NANOFILAMENTS [J].
AMREIN, A ;
SIMPSON, R ;
HACKETT, P .
JOURNAL OF CHEMICAL PHYSICS, 1991, 94 (06) :4663-4664
[4]   DELAYED IONIZATION OF C60 AND C70 [J].
CAMPBELL, EEB ;
ULMER, G ;
HERTEL, IV .
PHYSICAL REVIEW LETTERS, 1991, 67 (15) :1986-1988
[5]   STABILITY AND FRAGMENTATION OF CARBON CLUSTERS [J].
CAMPBELL, EEB ;
ULMER, G ;
BUSMANN, HG ;
HERTEL, IV .
CHEMICAL PHYSICS LETTERS, 1990, 175 (05) :505-510
[6]   AN INTENSE, SIMPLE CARBON CLUSTER SOURCE [J].
CAMPBELL, EEB ;
ULMER, G ;
HASSELBERGER, B ;
BUSMANN, HG ;
HERTEL, IV .
JOURNAL OF CHEMICAL PHYSICS, 1990, 93 (09) :6900-6907
[7]   Thermionic emission [J].
Dushman, S .
REVIEWS OF MODERN PHYSICS, 1930, 2 (04) :0381-0476
[8]   GIANT PLASMON EXCITATION IN FREE C-60 AND C-70 MOLECULES STUDIED BY PHOTOIONIZATION [J].
HERTEL, IV ;
STEGER, H ;
DEVRIES, J ;
WEISSER, B ;
MENZEL, C ;
KAMKE, B ;
KAMKE, W .
PHYSICAL REVIEW LETTERS, 1992, 68 (06) :784-787
[9]   ON THE EFFECT OF KNUDSEN-LAYER FORMATION ON STUDIES OF VAPORIZATION, SPUTTERING, AND DESORPTION [J].
KELLY, R ;
DREYFUS, RW .
SURFACE SCIENCE, 1988, 198 (1-2) :263-276
[10]   QUASI-EQUILIBRIUM RATE CONSTANTS FOR THERMIONIC EMISSION FROM SMALL PARTICLES [J].
KLOTS, CE .
CHEMICAL PHYSICS LETTERS, 1991, 186 (01) :73-76