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Soft Modes in the Ferroelectric Semiconductor SbSI
Antimony sulfo-iodide (SbSI) exhibits strongly-coupled photoconductive, semiconducting, and ferroelectric properties. Until the discovery of the lead-oxide ferroelectric relaxor... -
Pressure-induced changes in intermediate range order in the candidate polyamo...
This proposal is a continued exploration of the non-recoverable changes that have been reported in the structure of vitreous SiO2 when compressed. This proposed experiment will... -
Temperature dependence of spin dynamics near quantum criticality in an Ising ...
This proposal is part of our research programme to explore the interplay of thermal and quantum fluctuations near zero-temperature quantum phase transitions. Here we apply for a... -
Vacancy clusters and local magnetic structure of wüstite, Fe(1-x)O
The nature and distribution of vacancy defects in wüstite, Fe(1-x)O, is an important problem because the structural and dynamical properties of the mineral - both of which are... -
Dy3Mg2Sb3O14 - a 2D Kagome lattice with Classical Ising Spins
Dy3Mg2Sb3O14 forms a layered structure with magnetic Dy3+ ions forming sheets of corner sharing triangles, called a Kagome lattice. The Ising magnetic moments are constrained to... -
Study of the reaction mehanism for carbon-based FeF3 nanocomposites as cathod...
Metal fluoride materials, through the use nanocomposites, recently appear as potential candidates as next generation high energy density positive electrodes for Li-ion... -
Magnetic excitations in Strontium Erbium Oxide
In SrEr2O4 the magnetic Er ions are linked through a network of triangles and hexagons, where geometrical frustration can arise, provided that some exchange interactions are... -
Topotactically reduced phases containing square planar Co(II) centres
The topotactic reduction of Sr3Co2O5Cl2 and Sr3Co2O5.80 yields the Co(II) phases Sr3Co2O4Cl2 and Sr3Co2O5 respectively. These phases contain corner linked arrays of... -
Density-driven structural transformations in magnesium silicate glass
The density-driven structural transformations in the magnesium silicate glass MgSiO3 will be investigated at pressures increasing to 17.5 GPa. This glass is one of a family of... -
Copy of: Pressure induced phase switching magnetic ordering in BiFeO3-PbTiO3
This experiment seeks to continue previous work on PEARL, whereby the phase is altered in the room temperature multiferroic BiFeO3 - PbTiO3 using hydrostatic pressure with the... -
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... -
Local structural effects in doped NaNbO3 ferroelectrics
Derivatives of the perovskite NaNbO3 are currently being studied as benign replacements for piezoelectric Pb(Zr,Ti)O3. In order to understand the structure-composition-property... -
INS measurements of glues for low neutron instrumental background
This dataset has no description
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The possibility of strongly ferromagnetic austenite in a stainless steel
It is generally accepted that austenitic steels (fcc) show no ferromagnetic signature. However, thermomagnetic measurements suggest an unexpected ferromagnetic transition (Tc =... -
Neutron PDF Analysis of Solid Methylaluminoxane as an Activating Catalyst Sup...
Methylaluminoxane (MAO) is the most commonly used activator and co-catalyst for transition metal complexes in olefin polymerisation reactions. Despite its widespread use, there... -
Sensing Sulphur Dioxide in Robust Porous MOF Materials via Simultaneous Micro...
We seek to develop new materials for sensing and removal of toxic gases (esp., SO2) and request 2 days on POLARIS to study the structural binding details and dielectric data... -
Is cloud water nitrate radical chemistry important in oxidising thin films on...
Projected climate change is strongly influenced by clouds. The oxidative processing of pollutants in clouds affects droplet size and reflectivity, important climatic effects.... -
Cation site disorder in KTiOPO4 isostructures
KTiOPO4 (KTP) is a well known non-linear optical material. Its crystal structure has highly asymmetric Ti-O bonds, a rigid TiO6-PO4 lattice and K cations trapped in cages. The... -
Structure of deuterated fullerides
Hydrogen stands out as a promising alternative to fossil fuels, being able to yield clean energy when combined with oxygen, with an efficiency that is about three times higher... -
Self-assembling behaviour of N-acyl amino acid-based surfactants
N-acyl amino acids are surfactants with attractive applications in different technological fields. They are referred to as mild surfactants because they are commonly considered...
