THE STRUCTURES OF SMALL IRON CARBON CLUSTER ANIONS - LINEAR TO PLANAR TO 3-DIMENSIONAL

被引:61
作者
VON HELDEN, G [1 ]
GOTTS, NG [1 ]
MAITRE, P [1 ]
BOWERS, MT [1 ]
机构
[1] UNIV PARIS 11, CHIM THEOR LAB, BATIMENT 490, F-91405 ORSAY, FRANCE
关键词
D O I
10.1016/0009-2614(94)00871-X
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
The structures of small mixed iron carbon cluster anions, Fe(n)C(m)- (n = 1, 2, 3 and m = 2-8) have been studied using gas phase ion chromatography. In the one iron atom case, results show a competition between linear structures and two-dimensional (planar) clusters. The two iron atom clusters, on the other hand, are pure monocyclic rings with the two iron atoms nearest neighbors. The three iron species are three-dimensional, and several possible structures are evaluated. In all cases the carbon atoms maintain a continuous chain and no carbon dimers are observed that would be characteristic of MetCar precursors.
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收藏
页码:601 / 608
页数:8
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