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Phonon-liquid electron-crystal behaviour in copper-rich tetrahedrites
Tetrahedrites are minerals which consist largely of earth-abundant and environmentally-friendly elements (copper and sulfur), and are attracting much interest due to their... -
Cation distribution and copper mobility in thermoelectric tetrahedrites
The intrinsically low lattice thermal conductivities found for the tetrahedrites Cu12+x(Ni,Zn)ySb4S13 result in promising thermoelectric performances at elevated temperatures.... -
Probing the origin of low thermal conductivity in thermoelectric materials
Thermoelectric materials are increasingly attracting attention due to their potential for use in devices for waste heat energy recovery. Bismuth copper oxychalcogenides have... -
Phonon-Liquid-Electron Crystal Behaviour in Cu8GeSe6
Thermoelectric devices enable the conversion of thermal energy into electrical power. The development of new materials is essential to enable large scale implementation of... -
Effect of framework substitution on the thermal conductivity of skutterudites
Sustainable energy-conversion technologies are important for ensuring our energy supply against declining fossil fuel reserves. Thermoelectric materials offer great potential... -
Structure of Mooihoekite, Cu9Fe9S16
This dataset has no description
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In-situ Thermoelectric Measurements of Copper Iron Sulphides
Thermoelectric devices are capable of converting thermal energy directly into electrical energy. Large-scale applications of the technology requires materials that are composed... -
A pair distribution function study of the thermoelectric skutterudites Co1-2x...
Sustainable energy-conversion technologies are important for ensuring our energy supply against declining fossil fuel reserves. Thermoelectric materials offer great potential... -
Cation Ordering in Quaternary Sulphides and Selenides
We wish to investigate quaternary chalcogenides, A2ZnBQ4 (where A = Cu, Ag; B = Ge, Sn; Q = S, Se). Calculations indicate stannite (S) or kesterite (K) superstructures of both... -
Structural Investigations of Mixed-anion Argyrodites
Argyrodites exhibit promising thermoelectric (TE) properties but a structural transition causes cracking of ingots on cooling to ambient temperature, introducing problems for... -
A pair distribution function study of thermoelectric bornites
Thermoelectric materials are attracting increasing attention due to their potential for waste heat energy recovery. The challenge in finding better thermoelectric materials lies... -
Light Atom Location in Filled Skutterudites
Thermoelectric materials offer tremendous potential for the conversion of waste heat energy into useful electrical energy. We are currently engaged on a collaborative project... -
Structural Changes through the Semiconductor to Metal Transition in Cu2ZnGeSe4
We wish to collect powder neutron diffraction data as a function of temperature to investigate structural changes through a phase transition in the parent thermoelectric phase... -
Phase Transitons and Phonon-Liquid-Electron Crystal Behaviour in Argyrodites
We wish to collect powder neutron diffraction as a function of temperature on four samples of argyrodites, A8GeQ6 (A = Cu, Ag; Q = S, Se), to investigate structural phase... -
Magnetic and structural transition in tetrahedrite Cu12Sb4S13
Tetrahedrites are minerals which consist largely of earth-abundant and environmentally-friendly elements (copper and sulfur). This family of materials is attracting much... -
Metal Atom Ordering in Thermoelectric Materials
Preparation of materials Co3-xNixSn2S2 (0 < x < 3) has enabled the effect of electron-doping on the thermoelectric properties of shandites to be investigated. DFT... -
In-situ thermoelectric measurements of copper chalcogenides
Thermoelectric devices are capable of converting thermal energy directly into electrical energy. The efficiency of a device is related to the characteristics of the materials of... -
Order-Disorder Transitions in Layered Tellurides
We have prepared a new series of layered tellurides Cr2-xInxGe2Te6, containing 2D ordered arrays of (Cr,In) cations and (Ge-Ge) pairs. Recent neutron measurements reveal indium... -
Structural and Magnetic Studies of Mixed-Metal Sulphides for Thermoelectric A...
We wish to use powder neutron diffraction to investigate sulphide thermoelectrics, designed as low-cost materials for low-grade waste heat recovery. The materials couple... -
High-Temperature Neutron Diffraction of Thermoelectric Materials
We wish to investigate the origin of the promising thermoelectic performance of oxy-chalcogenides BiOCuQ (Q = S, Se, Te) and related phases. We wish to explore whether the low...
