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Title: Ionization and multifragmentation of C[sub 60] by high-energy, highly charged Xe ions

Journal Article · · Physical Review Letters; (United States)
; ; ; ; ; ;  [1];  [2]
  1. Physics Division, Argonne National Laboratory, Argonne, Illinois 60439 (United States)
  2. National Superconducting Cyclotron Laboratory, Michigan State University, East Lansing, Michigan 48824 (United States)

Ionization and multifragmentation have been observed in C[sub 60] molecules bombarded by Xe[sup 35+] and Xe[sup 18+] ions with energies in the range 420--625 MeV. The c.m. energies exceeded those used in previous studies by several orders of magnitude. We present the observed mass distribution of positively charged fragments together with a theoretical model indicating that the total interaction cross section contains roughly equal contributions from (a) excitation of the giant plasmon resonance, and (b) large-energy-transfer processes that lead to multiple fragmentation of the molecule.

Research Organization:
Argonne National Laboratory (ANL), Argonne, IL
DOE Contract Number:
W-31109-ENG-38
OSTI ID:
7032762
Journal Information:
Physical Review Letters; (United States), Vol. 72:25; ISSN 0031-9007
Country of Publication:
United States
Language:
English