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Magnetoelastic coupling effect on multiferroic behaviors in different types o...
We propose to perform high resolution neutron diffraction on powder samples of the frustrated antiferromagnets Ag1-xCuxFe1-yGayO2 using HRPD. CuFe1-yGayO2 and AgFeO2 have... -
Superstructure in bismuth rich substituted bismuth oxides
A study of superlattice ordering in substituted bismuth oxides is proposed. Bismuth rich compositions at the 14:1 B:M (where M = W/La and Ta) ratio will be investigated. These... -
Environmental Apatites
Materials adopting the apatite structure are gaining an increasing importance as potential solid-oxide fuel cell electrolytes and for the chemical stabilisation of high level... -
ATOMIC AND MAGNETIC STRUCTURE OF THE ORGANIC MAGNET Ni(TCNQ)2
Molecular magnets continue to be an important field of magnetic materials research. Such molecular magnets are chemically synthesized at temperatures lower than conventional... -
Hydrogen bonding in monoclinic jarosites
Jarosite minerals are of great importance to a range of mineral processing and research applications, as well as significant to the understanding of the environmental history of... -
Variable Temperature Studies of the Novel Multiferroic Tetragonal Tungsten Br...
Recently there has been a renaissance in the investigation of materials which simultaneously exhibit magnetic and electric ordering with these materials expected to find... -
Structure Sequence in Ca(1-x)Nd2x/3TiO3 Ceramics
Microwave dielectric ceramics are used in communications devices. Such materials need high relative permittivity, high dielectric quality factor and be temperature stable.... -
Some Ferroic Perovskite Solid Solutions
We are examining various perovskite solid solutions based on NaNbO3 or BiFeO3 that havepromising ferroelectric or multiferroic properties. All of these solid solutions show... -
An investigation of water incorporation in K2NiF4 systems, and phosphate dope...
The drive for increasing energy efficiency and reducing greenhouse gas emissions has garnered increasing support for the use of fuel cell technology, which offers the potential... -
Evolution of magnetic and structural ordering in (1-x)BiFeO3-xPbTiO3 system
The perovskite BiFeO3 has received considerable attention over the years due to its unique ferroelectric and multiferroic properties at room temperature. It has been reported... -
Phase Diagram of Ba1-xKxFe2As2
In the new class of iron pnictide superconductors, there is evidence of phase coexistence close to the phase boundary between the SDW and superconducting order produced by hole... -
Low temperature phases of WO3 a reinvestigation
WO3 is an important technological material with wide usage in gas-sensing devices but its low temperature phases are still mysterious. There are conflicting reports in the... -
Ordered structures in the new Topological Insulators
We propose to investigate the structure of the new ¿ordered¿ phases within the Bi2Se3-Bi2Te3 phase diagram of the newly discovered Topological Insulators. The bulk properties of... -
Structure-Property Relationships in Oxide Ion Conductors: Bi6WO12
High temperature Bi2O3 has the highest oxide ion conductivity known for any material. It has an oxygen-deficient fluorite-based structure, with 25% of oxygen atoms missing from... -
Investigation of the phase diagram of Ba1-xNaxTi2Sb2O (HRPD portion)
We propose using WISH and HRPD to examine the structure of the Ba1-xNaxTi2Sb2O phase diagram as a function of temperature. The primary goals are the determination of the... -
In search of origin of metal-insulator transition in honeycomb structure Li2RuO3
Recently we have carried out inelastic neutron scattering measurements on Li2RuO3 to understand the nature of the phase transition at 550K. We have seen a clear inelastic... -
Effects of lanthanide and manganese dopants on the crystal structure of BiFeO3
Enhancement of the ferroelectric properties of multiferroic BiFeO3 are known to occur when small amounts of Bi are replaced by lanthanide ions. Further levels of lanthanide... -
Magnetism, structure and superconductivity in Sr1¿xNaxFe2As2 (HRPD)
We will use the high resolution of HRPD and the excellent long d-spacing data available on OSIRIS to investigate the phase transitions in Sr1-xNaxFe2As2 which are associated... -
HRPD instrument calibration
This dataset has no description
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HRPD instrument calibration
This dataset has no description
