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Rosseinsky Programme Access Polaris
To determine the temperature dependence of the structures of new mixed and ionic conducting materials in the n = 2 ruddlesden-popper,mellilite and pyrochlore systems. -
Temperature dependence of the coercive stress in rhombohedral PZT ceramics
The aim of the proposed experiment is to determine the temperature dependence of the coercive stress, i.e. the critical stress required to induce ferroelastic domain switching,... -
Spin relaxation of short-lived spin-labelled radicals in solution
The spin relaxation rates of free radicals in solution can provide valuable information about the dynamics of molecular tumbling in solution, and solvent-radical interactions.... -
Temperature dependence of magnetic dead-layers: a possible route to novel 2D ...
We propose to investigate the temperature dependence of magnetic dead-layer thickness in amorphous ferromagnetic CoFeTaB films on Si and GaAs semiconductor substrates. Magnetic... -
Structure/Conductivity Relationship in Doped Bismuth Tantalate Solid Electrol...
A detailed study of the temperature and compositional variation of defect structure in doped bismuth tantalates is proposed. Tantalum doping into Bi2O3 can achieve d-phase... -
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 plan to use... -
The effect of unsaturation on the shear dependence of cationic lamellar phase...
Products such as fabric and hair conditioners are commonly in the form of di-alkyl chain cationic lamellar phase dispersion. The effects of shear on such lamellar phase... -
Pressure dependence on the isomorphic phase transition in KOs2O6
We are requesting 5 days of beamtime on HRPD to measure powder diffraction patterns of KOs2O6 under He gas high pressure up to 150 MPa. KOs2O6 exhibits a novel phase transition... -
Investigation of carrier transport in the organic semiconductor 8-hydroxy-qui...
Using the Emu spectrometer at ISIS we have recently studied charge carrier transport in the technologically important molecule 8-hydroxy-quinoline aluminium, by probing the... -
Time reversal symmetry breaking in superconducting PrOs4Sb12 and its alloys
In 2005 we carried out muon spin relaxation (muSR) experiments in Pr(Os1-xRux)4Sb12 alloys at KEK, Tsukuba, Japan, to investigate the time-reversal symmetry breaking found in... -
Q dependence of the low energy magnetic fluctuations in Intermediate Valence ...
A strong Q-dependence of the magnetic response at characteristic energy of EK~kBTK (TK is a Kondo temperature) has been observed in recent inelastic neutron scattering studies... -
Neutron scattering study on dynamics of cytochrome c in MCM41
Studies of internal dynamics in the pico seconds timescale, of cyt c trapped in MCM-41, would allow the forms, geometry, amplitudes and time-dependence of the motions involved... -
Electric field dependence of the crossover from band to thermally assisted tr...
Organic semiconductors have been of major interest in recent years. Amplified by the transition from fundamental physics to new commercial products and technologies, this new... -
The 400 meV excitation in LSCO and its doping dependence
Neutron scattering techniques at the time-of-flight spectrometers at ISIS have shown that there is a well defined excitation with an energy of about 400 meV in YBCO. A similar... -
Influence of yttrium on temperature dependence of internal strain development...
This experiment is part of a broader programme studying the effects of alloying on the properties of magnesium alloys with the aim of improving formability and reducing... -
Muonium Defect Levels in 4H Silicon Carbide
We propose to obtain the temperature dependence of the diamagnetic spin-precession amplitudes up to 1100 K for the three electrical types of 4H-SiC in order to extract the Mu... -
Superconducting Pairing Symmetry of Single Crystal Organic Superconductor lam...
Organic superconductor lambda-(BETS)2GaCl4 has attracted a great interest due to the low dimensionality, strongly correlated nature since it is lying near the dimer-Mott... -
Study of the dependence of electron spin relaxation on molecule length in acenes
We wish to measure the ALCs of a series of polyacene molecules made of a different number of rings. We would like to identify the dependence of the electron spin relaxation rate... -
Pressure dependence of the mean kinetic energy of water protons
In a recent experiment [RB810044] we have measured the mean kinetic energy in supercooled bulk water at three pressures values in the range 200-4000 bar in order to shed light... -
Inelastic neutron scattering in the Ce3Co4Sn13 heavy Fermion compound
We propose to use the OSIRIS spectrometer to measure the inelastic magnetic scattering on the newly discovered heavy Fermion compound Ce3Co4Sn13. This compound has one of the...