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Aggregation behaviour in solution of cationic conjugated polymers and oligomers
In the proposed experiments we extend previous work on characterization of aggregates formed by cationic conjugated polymers and oligomers in water. Particular emphasis will be... -
Structural investigations of low-temperature "trapped solutions" of C60 fulle...
We propose a series of neutron scattering measurement to determine the water structure in amorphous H2O/C60 fullerene vapour deposits. We believe that these samples, prepared by... -
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... -
Divacancy superstructures and enhanced thermopower in NaxCayCoO2
Replacing Na ions in NaxCoO2 with divalent Ca ions results in the formation of ordered arrays of divacancy clusters, rather than the trivacancy clusters found for the pure... -
Monitoring Gamma Prime Evolution in Superalloys using Small Angle Neutron Sca...
The aim of the experiment is to monitor the temporal evolution of gamma prime precipitates in three polycrystalline nickel base superalloys using Sans2D. This instrument is... -
FRET-based Conjugated Polymer Macromolecular Switch for Bio-Anion Recognition
We intend to study the aggregation behaviour of the all-conjugated block catiocopolyelectrolyte PF2/6-P3MAHT in the presence of the biomacroanion guanosine triphosphate (GTP) in... -
The microscopic structure of the acetone - chloroform azeotrope
The acetone - chloroform system is the classic textbook example of a negative-pressure azeotrope, i.e. the vapour pressures of the binary mixtures are lower than expected for... -
Understanding the role of lanthanides in magnetic oxyselenides: Pr2O2Fe2OSe2
This proposal requests time to investigate the influence of an applied magnetic field on the oxyselenide Pr2O2Fe2OSe2. A metamagnetic transition involving ordering of Pr3+... -
Metal ion induced condensation of anionic fluorine-based conjugated polyelect...
In the proposed experiments we aim to characterise the structures of aggregate species formed when divalent metal ions, such as calcium(II), interact with the anionic conjugated... -
In-situ stress relaxation during heat treatment in sub-scale forgings of Nick...
Advanced materials such as polycrystalline Ni superalloys put increased pressure on developing appropriate thermomechanical procedures, which avoid the generation of large... -
Characterisation of residual strains and recrystallisation of single crystal ...
Ni-base single crystal (SX) superalloys are advanced materials that are used in modern land-based gas turbine blades to achieve high operation performance. However localised... -
Pressure Effects on Proton Migration 3,5-pyridinedicarboxylic Acid
Hydrogen bonds are ubiquitous in materials across the chemical spectrum, from inorganic to biological. They influence the structure, the functionality, and therefore the... -
Controlled Assembly of Cationic Polythiophene-Surfactant Complexes
We intend to study the phase behaviour of 2 cationic polythiophenes, P3MAHT and P3ImiHT, inthe presence of the perfluorinated surfactant (C8 chain) PFOS and its hydrogenated... -
Influence of rafted microstructures on the in-situ strain response of single ...
The proposed experiment concerns the role of microstructure on the high temperature deformation behaviour of single crystal Ni-base superalloys. This class of material is of... -
Cubic SnMo2O8 - a PTE Puzzle
Experiments (many at ISIS) using crystallographic methods, total scattering, inelastic neutron scattering and theory have provided a detailed picture of the origin of strong... -
Spin excitations in La2O2Fe2OSe2 ¿ A Mott insulator candidate
We propose to map out the spin excitations in La2O2FeOSe2 using the MARI chopper spectrometer on a powder sample. Although the structure of La2O2FeOSe2 has some similarities to... -
Aggregation behaviour in solution of cationic conjugated polymers and oligomers
We extend previous work on aggregates formed by cationic conjugated oligomers in water with surfactants and... -
Residual strain measurements in a monocrystalline nickel-based superalloy tur...
Rafted microstructure has been observed in specific areas of a fully heat-treated blade at the end of the manufacturing process. The solution heat-treated blade is believed to... -
Characterisation of the impact of weakly polar interactions on the vibrationa...
The present proposal is part of a project to formulate a quantitative synergy between experiment and theory, complimenting the results the applicants have already established in... -
Structure and Phase Transitions of XNbOP2O7, with X = ND4 and Rb
In this proposal we request 3 days of beam time on HRPD to study the structure and phase transitions of XNbOP2O7 (X = Rb and ND4). These materials have been shown to undergo...