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1D magnetic structure of a multiferroic metal-formate perovskite
The metal-organic framework perovskite analogue guanadinium copper(II) formate has achieved considerable recent attention for its multiferroic properties and consequent... -
High pressure phase transitions in metal-formate perovskites
The family of guanidinium metal formates has the perovskite structure and, like many perovskites, is of interest for these materials' magnetic and electric properties, in... -
Lattice dynamics in the giant barocaloric Ammonium Sulfate
Given the challenges in providing efficient and non-harmful refrigeration, it is timely to study barocaloric systems, which offer cooling power via the application of pressure,... -
High pressure phase transition in copper guanadinium formate
The family of guanidinium metal formates has the perovskite structure and, like many perovskites, is of interest for these materials' magnetic and electric properties, in... -
Local cationic ordering in metal-organic perovskite solid solutions
The structure of copper guanadinium formate analogous to perovskite; it exhibits both electric and magnetic ordering, and is thus of interest as a potential multiferroic. We... -
High pressure effects on Jahn-Teller distortion in metal-formate perovskites
The family of guanidinium metal formates has the perovskite structure and, like many perovskites, is of interest for these materials¿ magnetic and electric properties, in... -
Local structure of the ferroelectric and giant barocaloric (ND4)2SO4
Ammonium sulfate has a well-known order-disorder phase transition at -50 ºC: initially of interest for the ferroelectric behaviour in the low-temperature phase, this has... -
Local field orientation and correlation length in the metal-organic perovskit...
In the metal-organic perovskite copper guanidinium formate, correlated Jahn-Teller distortion gives rise to a 1D magnetic structure made up of Heisenberg antiferromagnetic... -
Cation reorientation dynamics in a hybrid Prussian blue analogue
The cubic pores in many Prussian blue analogues are big enough to contain organic cations. In the material (HIm)2K[Fe(CN)6], the imidazolate guest cation is free to rotate in... -
Spin dynamics in CP*-RE-COT
Single-Molecular Magnets (SMMs) provide access to the mesoscopic world. They possess slow magnetization relaxation due to an energy barrier induced by axial magnetic anisotropy,... -
Investigation of the magnetism and multiferroic properties in the MOF Cu--gua...
Multiferroic materials which exhibit both ferroelectric and (anti)ferromagnetic ordering are of great technological importance offering the potential for the design of novel... -
Tracking how the spin cycloid in BFO evolves with electric field and temperature
AFM order in BFO was first detected by neutron diffraction and was classified as Type G. However, the spins are not perfectly antiparallel; there is a spatial-modulated spin... -
Negative thermal expansion in ReO3: anomalous variation with temperature
ReO3 is a well-known oxide framework with unusual thermal expansion behaviour, exhibiting multiple regions of both positive and negative thermal expansion (NTE). We propose to... -
Ferroelectric transitions in potentially multiferroic Mn-formate frameworks
The perovskite-like family of ammonium formate frameworks AB(HCO2)3, where A is a divalent metal ion and B is an (alkyl)ammonium or guanadinium, is of great interest for its... -
Total scattering structures of non-graphitisable carbons for applications in ...
Due to the high global abundance of sodium, Na-ion batteries are an attractive option to Li-ion batteries for low-cost energy-storage technologies. Graphite, the anode choice in... -
MuSR study of Na battery electrodes
The overall aims of our project is to advance the performance of NIBs in terms of energy and power density by creating a closed-loop approach for materials design,... -
Multiferroicity in metal-formate perovskites
Recent work has revealed that metal-organic frameworks (MOFs) can also exhibit this multiferroicity. These materials are particularly interesting since their structures are... -
Pressure-induced phase transition in methylammonium lead iodide
One key to the famous and remarkable photovoltaic properties of methylammonium lead iodide is its structural flexibility. This flexibility can be characterised by testing the... -
Ferroelectric transitions in potentially multiferroic Mn-formate frameworks
The perovskite-like family of ammonium formate frameworks AB(HCO2)3, where A is a divalent metal ion and B is an (alkyl)ammonium or guanadinium, is of great interest for its... -
Anomalous elasticity in negative thermal expansion materials
Recent experimental work on the negative thermal expansion material Zn(CN)2 has shown that the elastic stiffness is anomalously reduced on compression. That is, if B is the bulk...
