作者: Craig Collins , Melinda Duer , Jacek Klinowski
DOI: 10.1016/S0009-2614(00)00332-8
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摘要: Abstract The nature of the molecular motion C 60 in crystalline ·2CHBr 3 has been determined by solid-state NMR. In 193–295 K temperature range molecules undergo fast isotropic reorientation, similar to that pure . activation energy reorientation cages is 65 meV, with a corresponding rotational diffusion constant at 298 9.6×10 −11 s −1