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Construction and Systematical Symmetric Studies of a Series of Supramolecular Clusters with Binary or Ternary Ammonium Triphenylacetates
Published on: February 15, 2016
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Encoding complexity within supramolecular analogues of frustrated magnets
Andrew B Cairns1,2, Matthew J Cliffe1,3, Joseph A M Paddison1,4,5
1Department of Chemistry, University of Oxford, Inorganic Chemistry Laboratory, South Parks Road, Oxford, OX1 3QR, UK.
Nature Chemistry
|April 23, 2016
Summary
Gold and silver cyanide polymers exhibit emergent magnetic properties by mimicking spin models. Their structures reveal complex magnetic states, offering insights into data storage applications.
Area of Science:
- Supramolecular Chemistry
- Solid-State Chemistry
- Magnetism
Background:
- Gold(I) and silver(I) cyanides form supramolecular assemblies with polymer chains.
- Chain dynamics are analogous to planar ('XY') spin phase angles.
Purpose of the Study:
- To demonstrate how supramolecular interactions in gold(I)/silver(I) cyanides can mimic magnetic interactions.
- To explore the realization of complex magnetic states in these inorganic materials.
Main Methods:
- Mathematical equivalence between chain shifts and spin phase angles.
- Tuning supramolecular interactions to simulate magnetic behaviors.
Main Results:
- The structures of gold(I)/silver(I) cyanides reflect the phase behavior of triangular XY magnets.
- Complex magnetic states, including collective spin-vortices, are observed.
- These materials serve as structural analogues for 'toy' spin models.
Conclusions:
- Chemically simple inorganic materials can model complex spin systems.
- Theoretical understanding of spin models enables control over emergent phenomena in supramolecular systems.
- Potential applications in data storage due to collective spin-vortices.
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