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Spin waves in ferromagnetic YbNiSn
YbNiSn is a Yb analogue of ferromagnetic superconductors URhGe and UCoGe. All materials share the same crystal structure, have similar Curie temperatures and a similar... -
Transverse field evolution of magnetic excitation spectrum in Nb1-yFe2+y
Our previous neutron scattering on C14 Laves phase compounds Nb1-yFe2+y revealed that a spin-density-wave (SDW) is masking an underlying ferromagnetic (FM) quantum critical... -
Dynamical Signatures of Quantum Spin Ice in Tb2Ti2O7
We propose the first neutron scattering experiment on the frustrated magnet Tb2Ti2O7 in the presence of a magnetic field along [111]. This will allow us to uncover signatures of... -
Magnetic excitations in multiferroic hybrid perovskites
The novel electric, magnetic and multiferroic properties of the metal formate perovskites have resulted in substantial scientific attention over the past fifteen years. Their... -
The influence of chemical pressure on the helimagnetic correlatations and sky...
The recent discovery of skyrmions and skyrmion lattices in materials with no inversion symmetry and their corresponding potential applications of Skyrmions in magnetic... -
What is the cause for the gapped mode in the `BEC' phase of DTN?
Arguably the most-famous quantum phase transition is the Bose-Einstein condensation (BEC) of magnons. It can be studied experimentally in gapped quantum paramagnets when an... -
Rosseinsky programme access GEM
The proposal develops recent observations on spin-lattice coupling in incommensurate materials (objective - measure influence of applied field on evolution of structural... -
Magnetic Excitations in Magnetic Molecule {Mo214V30}
We propose to conduct inelastic neutron scattering (INS) measurements on deuterated polycrystalline samples of the magnetic molecule {Mo214V30}, to determine the low-lying... -
Magnetic energy levels of the tridiminished-icosahedron magnetic molecule {Fe9}
We propose to conduct inelastic neutron scattering measurements on a deuterated polycrystalline sample of the {Fe9} molecule [(Fe9-3-O)4 (O3PPh)3(O2CCMe3)13] to... -
Contributions of ¿NH3+ torsions to phase transitions of glycine
It is proposed to investigate the torsional dynamics of the ¿NH3+ group of glycine-d2 in its three polymorphic forms using quasielastic neutron scattering (QENS). This study is... -
Inelastic neutron scattering study of the field dependent anisotropy of the s...
The bilayer ruthenate Sr3Ru2O7 is the first material found to have a quantum critical end-point and is believed to display ¿nematic electronic order¿. We have previously studied... -
Novel Mixed Valence Transition-Metal Fluoride Phases
Complex transition metal fluorides are of increasing interest to the solid-state chemistry and physics communities due to the diverse range of physical properties they exhibit.... -
Demystifying the Haupt effect: the need for neutron scattering
In 1972, Haupt observed a giant enhancement of proton polarisation in NMR experiments on crystalline g-picoline. Key to this discovery was the implementation of quick... -
Magnetic Excitations of a Model Quantum Spin Ladder
(C5H12N)2CuBr4 is the best realisation found to date of an antiferromagnetic quantum spin ladder in the strong coupling limit. This system displays an extremely rich phase... -
Temperature dependence of spin dynamics near quantum criticality in an Ising ...
This proposal is part of our research programme to explore the interplay of thermal and quantum fluctuations near zero-temperature quantum phase transitions. Here we apply for a... -
Well, well, well: the free energy landscape of hydrogenated La(Fe,Si)13?
Magnetic cooling promises efficiency savings at room temperature but requires rapid cycling of a magnetic refrigerant in a magnetic field. Refrigerants with first order... -
Stationary Spin Waves in the Skyrmion Crystal
The inter-metallic B20 compound MnSi is of great interest as a magnetic model system exhibiting helical spin ordering and topologically non-trivial spin correlations. The... -
Tuning a 2D square lattice magnet into the bond-nematic quantum critical region
Frustrated square-lattice antiferromagnets with competing interactions are prototypical model systems to study complex magnetic correlations. For the generalised model including... -
Field induced z = 2 quantum criticality in a quasi-2d quantum magnet
Quantum phase transitions have recently received a lot of interest in various different fields of physics and the emergent universal properties have been studied in very... -
Dispersionless spin waves and field-induced magnetic order in Gd3Al5O12
Gd3Ga5O12 (GGG) is the archetypal frustrated magnet with unusual short-range order and magnetic excitations. Recently we have found that the dominant contribution to INS in GGG...
