Ion beam radiation damage of thin fullerene films

被引:33
作者
Fink, D
Klett, R
Szimkoviak, P
Kastner, J
Palmetshofer, L
Chadderton, LT
Wang, L
Kuzmany, H
机构
[1] UNIV VIENNA,INST FESTKORPERPHYS,A-1090 VIENNA,AUSTRIA
[2] JOHANNES KEPLER UNIV,INST EXPTL PHYS,A-4040 LINZ,AUSTRIA
[3] CSIRO,IND TECHNOL INST,CANBERRA,ACT 2601,AUSTRALIA
[4] AUSTRALIAN NATL UNIV,INST ADV STUDIES,RES SCH PHYS SCI & ENGN,CANBERRA,ACT 2601,AUSTRALIA
[5] GESELL SCHWERIONENFORSCH MBH,D-64220 DARMSTADT,GERMANY
关键词
D O I
10.1016/0168-583X(95)00868-3
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
Previous work on the radiation damage of fullerene by energetic ions does not unambiguously reveal whether fullerene destruction is dominantly due to the transfer of nuclear, or electronic energy. New data is presented, using new systems of analysis, which show that in general it is collisionally induced destruction, due to nuclear transfers, which dominates. This even remains the case when the absolute amount of energy transferred by means of electronic excitation of the fullerene exceeds that from nuclear transfers by more than a hundredfold. Only in the specific case of high energy, heavy ion bombardments can major bulk destruction of fullerene be assigned to energy transfers which are specifically electronic in origin. In addition, however, there are quite minor destructive influences due to electronic energy transfer during irradiations of thin film fullerene targets with low energy proton beams.
引用
收藏
页码:114 / 124
页数:11
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