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Magnetic Phase Diagram of Geometrically Frustrated BaDy2O4
In BaDy2O4, the magnetic Dy3+ ions are arranged in a network of triangles and hexagons, and coupled with antiferromagnetic exchange interactions, which gives rise to geometric... -
Investigating the Persistence of the Valence Bond Glass State in Ba2-xSrxLuMoO6
As part of a project to develop new electronic materials based on the coupling of electronic and structural properties in new perovskites we have been investigating the... -
INS studies of the oxidation of benzyl alcohol using supported AuPd nanoparti...
This proposal is a continuation of RB1000003 and RB1110113. The aim of the present experiment is to gain further insight into the mechanism of benzyl alcohol oxidation using... -
How molecular solids prepare for phase transitions: The phase transition in o...
Oxalyl chloride, which is a liquid at RT, forms a disordered phase (I) on cooling to 260 K. This phase is unstable with respect to an ordered phase (II) below 250 K, but in... -
Inelastic magnetic excitations in NaFe0.95Co0.05As (Tc~17 K)
Though NaFeAs shares the same crystallographic structure with LiFeAs, there are many different aspects between them. We would like to compare the magnetic excitation in it with... -
Diffuse magnetic scattering in the Pyrochlore magnet Sm2Ti2O7
Rare-earth Pyrochlores of the form A2B2O7 display a diverse set of physical phenomena emanating from the strong geometrical frustration experienced by magnetic moments on this... -
Study of phonon density of states in PGEC titanate thermoelectrics
To understand the thermal conductivity suppression within PGEC titanate oxide thermoelectrics we hope to complement theoretical calculations performed on several perovskites... -
Proton diffusion in lithium imide: a quasi-elastic neutron scattering study
Li_2NH has been recently considered for H_2 storage applications. However, its low-T crystal structure is still controversial, with at least 6 options compatible with the... -
Effect of electron doping on the magnetic dynamics of the d^4 Mott insulator ...
Oxides containing heavy transition-metal ions with four d electrons (d^4) surrounded by an octahedron of oxygen ions have recently been predicted to display a novel type of... -
Muons for Energy Nanonics
In order to improve the performance of future energy devices, nano-structuring materials is one of the most promising routes. LiFePO4 is a commercial battery cathode material... -
Neutron diffraction study of some Mn-Ni-Ge based magnetic equiatomic alloys
Magnetic equiatomic alloys (MEAs) of the general formula MM'X (M, M' = transition metals, X = Si, Ge, Sn) undergo magnetostructural transition of martensitic type on cooling... -
Structural investigation of a possible magnetically-induced Weyl semi-metal
One of the major themes in solid-state physics is the realisation of exotic types of relativistic electrons which travel at speeds much slower than the speed of light. These... -
Evaluation of Phonon Density of State (PDOS) and its correlation with thermoe...
Nanocomposites offer a promising route for enhancing thermoelectric (TE) efficiency (ZT), which depends on interrelated material properties like Seebeck Coefficient, electrical... -
Local structure studies by PDF analysis of novel Li-rich double perovskites a...
Recently, our group has prepared a series of new double perovskite materials (Li1.5La1.5MO6, M=W6+, Te6+) which display interesting electrochemical behaviour for use in Li-ion... -
Local structure / electronic-structure relationships in functional materials
This proposal is a low-cost/high-gain first step in an ambitious project: namely, to develop a combined neutron scattering and electronic structure calculation approach as a... -
The effect of low-level substitutional disorder on Néel-skyrmion systems
The polar magnetic semiconductors GaV4S8 and GaV4Se8 have recently attracted attention as one of only two families of bulk materials hosting Néel-type skyrmions: nano-sized... -
Coupling between magnons and phonons in multiferroic Co3TeO6 and Mn3TeO6.
This dataset has no description
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Quantum criticality and universal scaling of Kitaev honeycomb system alpha-RuCl3
The experimental realization of a Kitaev model on the honeycomb lattice has been a major topic in a condensed matter physics, because the model uniquely provides exactly... -
Magnetic Excitations of Isolated and Pairs of Co Ions and in MgO
The magnetic excitations will be studied in a powdered sample of 3% CoO in 97% MgO in order to to study the excitations of isolated Co ions and of isolated pairs of Co ions.... -
Structure and Magnetism of Rb1-xFe2F6: Tuning the Valence of Charge-Ordered K...
We have recently discovered a new family of geometric frustrated magnets starting from the parent system, RbFe2F6, with crystallizes in the defect or β-pyrochlore structure...