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Apatite-type Oxides for Energy Applications: Role of Lattice Dynamics
Lanthanum-containing germanate apatites are materials with potential applications as electrolytes in solid oxide fuel cells. The conductivity of these materials is known to... -
Average structures of new functional oxides - HPRD
The proposal addresses the average structures of new lead-free ferroelectrics, low-temperature ionic conductors and mixed conductors which are candidate solid oxide fuel cell... -
Na-Dynamics in Solid Ionic Conductors: 11Al2O3-Na2O and Na2Ti3O7
We would measure vibrational spectra as well as quasielastic neutron scattering (QENS) spectra for beta- alumina (11Al2O3-Na2O) and Na2Ti3O7. The measurement of phonon spectra... -
High-Temperature Crystal Structure of Aluminium-Substituted La(Sr)Ga(Mg)O3-d ...
Due to a high-oxide ion conductivity, strontium and magnesium co-substituted lanthanum gallate (LSGM) is considered as a potential electrolyte material for solid oxide fuel... -
Molecular As-rich sulphur glasses
AsxS1-x binaries belong to the most studied chalcogenide glassy systems. The glass-forming region in the system was found to be rather limited, 0.05 < x < 0.43, caused by... -
The diffusion of sodium in molten sodium carbonate
Molten carbonates and other molten salts have potential applications as diverse as fuel cells, CO2 sequestration and other energy applications. Understanding the structure and... -
Dynamics of Solid Ionic Conductors: Na2Si2O5 and Li2Si2O5
We would measure vibrational spectra for Li2Si2O5 and Na2Si2O5, as well as quasielastic neutron scattering (QENS) spectra for Na2SiO5. The measurement of phonon spectra over... -
Nature of structural disorder in proton conducting In-doped BaZrO3
This proposal requests three days on the Polaris diffractometer to investigate the nature of local structure in the well known proton conducting perovskite system... -
In-situ study of structure-property relationships on proton conducting perovs...
Significant research has been given towards synthesis and characterisation of electrolyte materials with high proton conductivity for intermediate temperature range (200-600°C)... -
Programme Access Rosseinsky
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Defect Structure in Lead Doped Bismuth Yttrates
Stabilised bismuth oxides are of interest as intermediate temperature solid electrolytes for a variety of electrochemical device applications. Lead doping into bismuth yttrate... -
Investigating the role of Oxygen in the delafossite-spinel transformations in...
CuFe1-xCrO2 has potential applications as an SOFC cathode material. It exhibits and interesting transformation on oxidation. This is a follow on from our recent HRPD experiment... -
Phase Transitions in Pb/Y di-substituted Bi2O3 Based Electrolytes
There has been recent interest in the use of cermets based on stabilised delta bismuth oxide based solid electrolytes as cathodes in solid oxide fuel cells. It has been shown... -
Determination of lithium ion diffusivity in the lithium-ion cell cathode mate...
With the decreasing cost of energy generation by renewable sources, energy storage is becoming increasingly critical to energy security across the globe. Lithium iron phosphate... -
Universal dynamics in liquid metals?
The dynamics of liquid aluminium will be measured at the structure factor maximum up to twice the melting temperature. We are searching for changes in dynamics which should... -
Atomic structure of 2NaY-Ga2S3 (Y = Cl, Br, I) liquids
Alkali halide sulphide and selenide glasses MY-Ga2X3-GeX2 (M = Li, Na, Rb, Cs; Y = Cl, Br, I; X = S, Se) are promising hosts for active and passive optical devices, solid-state... -
Simultaneous Conductivity-Diffraction Studies of Halide Superionics
We request 5 days beamtime on the Polaris diffractometer to perform simultaneous ionic conductivity and neutron powder diffraction measurements of five superionic binary... -
OSTEOMETRICS IN BURNED HUMAN SKELETAL REMAINS: ESTIMATING HEAT-INDUCED DIMENS...
This study aims at developing a reliable method for probing heat-induced diagenesis in human bones, by INS spectroscopy. The results thus gathered, coupled to Raman and FTIR... -
In-situ Neutron Diffraction Study of Proton Conducting Perovskite Oxide BaZr0...
Acceptor-doped perovskite oxides exhibit significant proton conductivity under humid or hydrogen containing atmosphere, which opens a unique possibility to be used as... -
Local Structure in Ni-Cr Solid Solutions
The future of aviation relies on the improvement of the efficiency of the jet-turbine engines, which is in turn reliant on the properties of the materials (specifically the...
