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Investigating the stability and energetics of the hidden low temperature skyr...
Magnetic skyrmions are topologically protected spin structures with potential uses in low power devices. Cu2OSeO3 is a cubic material containing both skyrmions and other spin... -
The nature of excitations in a molecular Haldane system
It is well known that an S = 1 antiferromagnetic spin chain is predicted to have a quantum disordered ground state and a gap in its excitation spectrum. This so-called Haldane... -
Ferromagnetic ordering in -[Lanthanide(III)-Radical]n- coordination polymers
The recently synthesised molecular magnet [Sm(hfac)3(boaDTDA)]n is the first metal complex of a thiazyl-based neutral radical ligand to exhibit ferromagnetic ordering, with Tc... -
muSR studies of expanded fullerides close to the Mott transition
Fulleride superconductivity is experiencing a renaissance of interest following our recent discovery of superconductivity proximate to an antiferromagnetic Mott insulating state... -
Superconductivity and the FμF state in ACa2Fe4As4F2
Materials with a layered structure have been the subject of great interest as potential candidates for high-temperature superconductors. The ACa2Fe4As4F2 family of materials... -
Metastable skyrmion lattice phase in Cu2OSeO3
Skyrmions are topologically protected, nano-sized objects which have been shown to exist in the spin textures of a range of magnetic materials. As we have recently demonstrated,... -
Suppression of quantum fluctuations by high magnetic field in one- and two-di...
Fluctuations in the properties of materials at low temperatures give rise to unusual and exotic effects. These fluctuations, quantum mechanical in origin and allowed by the... -
Magnetic order in the low doping regime in La(2-x)SrxCoO4
While investigating the ordering and magnetic dynamics in La2-xSrxCoO4 we found some intriguing behaviour for samples with small x, which would imply that the phase diagram is... -
Frustration, quantum spin ices and quantum diffusion
This proposal aims to characterise the spin dynamics of three Pr-based pyrochlores that may be realisations of quantum spin ice materials. The lower moment and larger wave... -
Studies of the new S=1/2 triangular lattice spin liquid kappa-ET2Ag2(CN)3 (MUSR)
A new member of the class of S=1/2 triangular lattice quantum spin liquids will be studied with muons. It is obtained by replacing Cu with Ag in the original compound... -
A survey of skyrmions
Skyrmions are topological excitations that exist in a variety of magnetic insulators. Here we propose to complete our previous experiment (RB1320198) with the aim of producing a... -
Layered lithium iron selenide hydroxide superconductors
FeSe is a superconductor below 8.5 K. Very recently, we have found superconductivity in a wide compositional range in a series of layered lithium iron selenide hydroxides.... -
Effect of doping and disorder on the skyrmion phase dynamics in Zn-doped Cu2O...
Skyrmions are topologically protected, nano-sized objects which have been shown to exist in the spin textures of a range of magnetic materials. As we have recently demonstrated... -
Probing lithium diffusion in olivine materials LiMPO4 using muSR
We can trace the history of electrochemical cells just over two hundred years back to Luigi Galvani and Alessandro Volta¿s inventions, and perhaps more than a millennium further... -
Exploring magnetic fluctuations in a novel iridate pyrochlore: Bi2Ir2O7
Pyrochlore magnets are one of the cornerstones of frustrated magnetism, with two interpenetrating lattices of corner-sharing tetrahedra on which magnetic ions can be placed. By... -
Studies of the new S=1/2 triangular lattice spin liquid kappa-ET2Ag2(CN)3 (CH...
A new member of the class of S=1/2 triangular lattice quantum spin liquids will be studied with muons. It is obtained by replacing Cu with Ag in the original compound... -
Search for skyrmion phases in GaV4X8 (X=S, Se,Te)
One exciting avenue of research in condensed matter has focused on the physics of topological objects called skyrmions. Recently, the existence of magnetic skyrmions or skyrmion... -
Tuning the Luttinger liquid state in copper pyrazine-based spin chain systems
The ability to manipulate quantum states of matter is a goal of condensed matter science. Recent progress in molecular magnetism has shown the potential for gaining control over... -
Muon probed level crossing resonance in a Holmium polyoxometallate single ion...
The magnetic properties of a Holmium single ion magnetic system will be studied using implanted muons. The system is based on a polyoxometallate cluster ion that provides good... -
Completing the phase diagram of a 2D molecular antiferromagnet
Low-dimensional quantum magnetism continues to be of great theoretical and experimental interest as reduced dimensionality supports strong quantum fluctuations which can result...
