Royal Society of Chemistry, Chemical Communications, 41(50), p. 5473-5475, 2014
DOI: 10.1039/c4cc01296h
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An ionic molecular crystal of (dineopentylbiferrocene)(F1TCNQ)3 exhibits a phase transition from a monovalent state (D+A3−) to a divalent state (D2+A32−) at around 120 K.