Complex thermal expansion properties in a molecular honeycomb lattice

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Loughrey, J ; Comyn, TP ; Apperley, DC ; Little, M ; Halcrow, MA (2014)
  • Publisher: Royal Society of Chemistry

[FeL3][BF4]2·xH2O (L = 3-(pyrazinyl)-1H-pyrazole) shows negative thermal expansion between 150-240 K but positive thermal expansion at 240-300 K, linked to rearrangement of anions and water molecules within pores in the lattice.
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