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Local cation ordering in bismuth yttrium ytterbium oxide solid electrolytes
Solid electrolytes based on Bi2O3 exhibit high conductivity at intermediate temperatures (300-600 deg C) and recent research has revealed the true potential of these materials... -
Investigation of the residual strain evolution upon in situ annealing of the ...
The present research proposal focuses on solving technological challenges associated with the implementation of components of Nickel superalloys produced by Additive... -
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... -
In-situ neutron diffraction and conductivity measurement for high proton cond...
Sr1-xBaxCe0.5Zr0.35Y0.1Sm0.05O3-&; (SrBCZYSm) where x = 0,0 - 0.9 are promising as intermediate temperature solid oxide fuel cell electrolyte. PXRD reveals that all of the... -
In-situ studies of amides with ammonia
The aim of this proposal is to determine that materials that are present in the ammoniation of amides. -
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... -
In-situ neutron diffraction and conductivity measurement for high proton cond...
Sr1-xBaxCe0.5Zr0.35Y0.1Sm0.05O3-&; (SrBCZYSm) where x = 0,0 - 0.9 are promising as intermediate temperature solid oxide fuel cell electrolyte. PXRD reveals that all of the... -
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)... -
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... -
Anomalous fast diffusion of Cu ions in superionic and liquid phases of CuI
CuI is well-known to exhibit the superionic behaviour in the high temperature solid state (α-phase), where the mobile Cu ions migrate among the interstices in the f.c.c.... -
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... -
Hydrogen production from ammonia using lithium imide: an isotope study
We have recently discovered that light metal amides and imides are excellent cattalysts for the decomposition of ammonia. We request 3 days on POLARIS to perform in situ neutron... -
Diffraction Resistance Measurements of a Chalcopyrite
During the course of a PhD project funded by CCLRC's CMPC, we have developed a cell that allows electrical transport property measurements to be made simultaneously with the... -
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... -
Understanding the decomposition of ammonia by lithium-calcium imide
Among light metal amide-imide catalysts for ammonia decomposition, lithium-calcium imide is the most promising candidate for practical application. Ex situ diffraction data... -
Spin orientation in natural nanoscale intergrowths and the origin of giant ex...
The orientation of spins in a natural sample of Ti-bearing hematite (Fe2O3) has been measured previously from 2-300K using neutron powder diffraction. It was shown that spins... -
Structural phase transitions in proton conducting BaCe0.8Y0.2O3-d as function...
The structure dependence of BaCe0.8Y0.2O3-d (BCY-20), a leading proton conducting material, will be studied as a function of temperature and, critically, controlled atmosphere... -
In-situ Variable Temperature Studies of Dy Doped BiFeO3
Multiferroics and in particular BiFeO3 have recieved alot of interest. The potential of multiferroic materials to be incorporated into many devices such as sensors and memory... -
Cation coordination and oxide ion vacancy distribution in tetravalent substit...
Oxide ion conductors based on bismuth oxide based have recently been demonstrated as viable alternatives to traditional electrolytes for intermediate temperature solid oxide... -
Texture measurement and in-situ annealing of hot-rolled α + β dual-...
The experiment will use neutron diffraction to analyse a hot-rolled matrix of dual-phase ZrNb alloys, in order to measure the macroscopic texture dependence on temperature,...
