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Full reciprocal space imaging of the acoustic phonons in MgV2O4:
The proposal requests time to obtain a full mapping of the low-energy acoustic phonons. We have measured an acoustic phonon anomaly associated with the structural transition and... -
Magnetic Excitations in Low-dimensional Antiferromagnet KFe2Se3
The proposal aims to measure the powder averaged magnetic excitations in KFe2Se3. The compound is related to the recently discovered Fe-Se,As superconductors and is based upon... -
A search for transverse phonons in DNA
We have begun an experimental program to investigate the denaturing of DNA, using scattering techniques, to test statistical mechanical models for the moelcule. It is believed... -
Vibrational Dynamics of Alkali Silicate Glasses - An Isotopic Mass Contrast S...
The present proposal is part of a larger EPSRC project advancing the vibrational spectroscopy of silicate glasses. The project involves the techniques of IR and Raman... -
WHITE BEAM VAN RT 50x50mm I) 28WX25H 45X45MM
This dataset has no description
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Magnetic Excitations in Low-dimensional Antiferromagnet KFe2Se3
The proposal aims to measure the powder averaged magnetic excitations in KFe2Se3. The compound is related to the recently discovered Fe-Se,As superconductors and is based upon... -
Dynamics of Confined CO2
This proposal aims to investigate and compare the dynamics of CO2 when confined in a nanoporous Vycor (SiO2) matrix. The field of fluids in confined geometries is currently of... -
Magnetic excitations in a pure Fe3+ pyrochlore lattice (FeF3) ¿ A classic spi...
We propose to study the powder averaged spin fluctuations in a S=5/2 pryochlore - FeF3. Previous studies, corroborated by our own diffraction work on WISH, have measured that... -
Magnetic field induced phase transition in two dimensional triangular lattice...
We propose to conduct an inelastic scattering study on NaVS2 and NaVSe2 in zero magnetic field on the MARI spectrometer. These compounds form triangular lattices which are... -
Lattice dynamics study of filled-skutterudite compounds: RPt4Ge12 (R=Ba, La a...
The appearance of non-dispersive Einstein (¿rattling¿) modes, known as the phonon-glass paradigm in filled-skutterudite compounds, has been postulated as an origin of the high... -
Excitation spectrum of magnetic stripes in an insulating hole-doped antiferro...
The proposal aims to investigate the formation of magnetic stripes in La2-xSrxCoO4. Recent measurements have revealed an hourglass magnetic spectrum at x=1/3. The question we... -
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... -
Low-energy magnetic dynamics in the triangular lattice CuMnO2
We propose to conduct a neutron inelastic scattering study on the CuMnO2 triangular magnet. This material is interesting owing to its possible multiferroic nature. We have... -
Study of spin wave and crystal field effect in R2RuO5 (R = Pr, Nd, Tb
R2RuO5 (R = Pr, Nd, Sm, Gd, Tb) are known to exhibit interesting physical properties. They all show magnetic ordering between 8 ¿ 24 K. They also show large Sommerfeld... -
E/T scaling and quantum critical fluctuations in Sr3Ru2O7
Many novel electronic ground states form in close proximity to quantum critical points (QCPs), that is, the point where a continuous phase transition occurs at zero temperature.... -
Room temperature ferromagnetic/ferroelectric ordering in BaTiO3 - BiFeO3 - Pb...
There are very few genuine claims of materials that are ferroelectric and ferromagnetic at room temperature. In This proposal we will study both textured and non texture BaTiO3... -
Bose-Einstein Condensation in solid helium confined in porous media
We propose measurements of the Bose-Einstein Condensate (BEC) fraction n0 of solid helium confined in porous media. A superfluid fraction in solid helium in Vycor, in aerogel... -
Spin-orbit coupling and spin dynamics in hexagonal iridate
Hexagonal iridate Na2IrO3 has recently been proposed as a candidate material to exhibit strong spin-orbit coupling effects which may stabilize a Mott insulating state with... -
Magnetic scattering for strain-induced martensite detection in duplex stainle...
The investigation is aimed to confirm the non-diffusive process known as strain-induced martensite formation which could manifest itself in Duplex Stainless Steel (DSS) during...
