TRANSITION FROM STATIC TO DYNAMIC JAHN-TELLER DISTORTION IN (P(C6H5)(4))(2)C60I

被引:23
作者
GOTSCHY, B
KEIL, M
KLOS, H
RYSTAU, I
机构
[1] Experimentalphysik II und BIMF, Universität Bayreuth
关键词
A FULLERENES; ORGANIC CRYSTALS; D ELECTRON-PHONON INTERACTION; E ELECTRON PARAMAGNETIC RESONANCE;
D O I
10.1016/0038-1098(94)90016-7
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Air stable bulk single crystals of(P(C6H5)(4))(2)C60I Can be grown by electrocrystallisation. We will prove that this salt is an excellent model system for the ferromagnetic [TDAE]C-60 and furthermore a good tool, to study the dynamics of C-60 mono anions in the solid state. We could directly observe the temperature dependence of the Jahn-Teller distortion of the C-60(-) and the transition from a static to a dynamic Jahn-Teller distortion at about 140 K. We will present detailed EPR linewidth and g-factor measurements at 9.7 and 34 GHz between 3.5 and 300 K.
引用
收藏
页码:935 / 938
页数:4
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