Uniaxial negative thermal expansion induced by molecular rotation in a one-dimensional supramolecular assembly with associated peculiar magnetic behavior
Kiyonori Takahashi, Yuki Shirakawa, Hiroki Sakai, Ichiro Hisaki, Shin‐ichiro Noro, Tomoyuki Akutagawa, Motohiro Nakano, Takayoshi Nakamura
Abstract
An alternative approach for achieving negative thermal expansion (NTE) in a molecular crystal of [Ni(dmit) 2 ] − salt with supramolecular cation composed of pyridazinium and dibenzo[24]crown-8. Deformation of supramolecular cation induces NTE and peculiar magnetic responses.
Topics & Concepts
Supramolecular chemistryNegative thermal expansionMaterials scienceRotation (mathematics)CrystallographySalt (chemistry)Thermal expansionDeformation (meteorology)Thermal18-Crown-6Crystal (programming language)Crystal structureMoleculeChemistryComposite materialThermodynamicsPhysical chemistryOrganic chemistryGeometryPhysicsProgramming languageComputer scienceMathematicsThermal Expansion and Ionic ConductivityLayered Double Hydroxides Synthesis and ApplicationsAdvanced Battery Materials and Technologies