ENDOHEDRAL INCORPORATION OF ARGON ATOMS INTO C-60 BY NEUTRON-IRRADIATION

被引:58
作者
BRAUN, T [1 ]
RAUSCH, H [1 ]
机构
[1] KFKI, ATOM ENERGY RES INST, H-1525 BUDAPEST, HUNGARY
基金
匈牙利科学研究基金会;
关键词
D O I
10.1016/0009-2614(95)00352-5
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
It is demonstrated that by neutron irradiation of polycrystalline C-60 in an argon atmosphere or of C-60 crystals containing absorbed or adsorbed argon, a stable endohedral argon compound is formed. The concentration of argon has been determined by instrumental neutron activation analysis via the short-lived Ar-41 isotope. It is supposed that the endohedral compound is formed by penetration of the argon atom into the C-60 cages; a mechanism due to the high kinetic energy recoiling Ar-41 atoms according to the Ar-40(n, gamma)Ar-41 nuclear reaction seems the most plausible.
引用
收藏
页码:443 / 447
页数:5
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