beta CO-(ET)(2)I-3: Non-electrochemical synthesis and structural and physical properties of anorganic superconductor with 7.1 K<=T-c<=7.9 K

被引:24
作者
Muller, H
Svensson, SO
Fitch, AN
Lorenzen, M
Xenikos, DG
机构
[1] Europ. Synchrt. Radiation Facility, F-38043 Grenoble Cedex 9
关键词
D O I
10.1002/adma.19970091109
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Synthesis of the superconducting radical cation salt beta(CO)-(ET)(2)I-3 obtained by the direct oxidation of either hydrogenated or deuterated bis(ethylenedithio)tetrathiafulvalene (ET) with a stoichiometric amount of iodine is reported. The Structural and physical properties of the resulting compounds are presented and compared with those of other (ET)(2)I-3 phases. beta(CO)-(ET)(2)I-3 is found to have very similar superconducting properties to those of alpha(t)-(ET)(2)I-3 and the question is raised as to whether they are actually distinct phases.
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页码:896 / +
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