MECHANISTIC ASPECTS OF FULLERENE COALESCENCE UPON ULTRAVIOLET-LASER DESORPTION FROM THIN-FILMS

被引:53
作者
BECK, RD
WEIS, P
BRAUCHLE, G
KAPPES, MM
机构
[1] Institut für Physikalische Chemie, Universität Karlsruhe
关键词
D O I
10.1063/1.466995
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
Positively and negatively charged coalescence products of C60 and C70 were characterized following pulsed laser desorption from fullerene thin films. Coalescence occurs by gas-phase reactions. Positive ions are generated by thermoionization of hot neutrals, while negative ions likely form by electron attachment to neutral species in the outermost region of the desorption plume. Thermoionization rate and surface-induced dissociation (SID) measurements are consistent with fullerene-like structures for coalescence products detected as positive ions.
引用
收藏
页码:262 / 270
页数:9
相关论文
共 44 条
  • [1] ENERGETICS OF LARGE FULLERENES - BALLS, TUBES, AND CAPSULES
    ADAMS, GB
    SANKEY, OF
    PAGE, JB
    OKEEFFE, M
    DRABOLD, DA
    [J]. SCIENCE, 1992, 256 (5065) : 1792 - 1795
  • [2] QUANTUM-CHEMICAL STUDY OF C84 FULLERENE ISOMERS
    BAKOWIES, D
    KOLB, M
    THIEL, W
    RICHARD, S
    AHLRICHS, R
    KAPPES, MM
    [J]. CHEMICAL PHYSICS LETTERS, 1992, 200 (04) : 411 - 417
  • [3] MNDO STUDY OF LARGE CARBON CLUSTERS
    BAKOWIES, D
    THIEL, W
    [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1991, 113 (10) : 3704 - 3714
  • [4] BECK R, UNPUB
  • [5] C-60 AND C-70 FULLERENES AND POTASSIUM FULLERIDES
    BENNING, PJ
    POIRIER, DM
    OHNO, TR
    CHEN, Y
    JOST, MB
    STEPNIAK, F
    KROLL, GH
    WEAVER, JH
    FURE, J
    SMALLEY, RE
    [J]. PHYSICAL REVIEW B, 1992, 45 (12): : 6899 - 6913
  • [6] Benson, 1976, THERMOCHEMICAL KINET, V23, P613
  • [7] Bohren C. F., 2008, ABSORPTION SCATTERIN
  • [8] BROYER M, 1992, CHEM PHYS LETT, V198, P129
  • [9] BUSMANN HG, 1993, J CHEM PHYS, V98, P7474
  • [10] DELAYED IONIZATION OF C60 AND C70
    CAMPBELL, EEB
    ULMER, G
    HERTEL, IV
    [J]. PHYSICAL REVIEW LETTERS, 1991, 67 (15) : 1986 - 1988