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Phase diagram of a switchable dielectric framework near the critical point
The family of hybrid Prussian blue analogues includes many electroactive materials, where organic cations moving within the pores of the cyanide framework cause unusual and... -
Magnetic and Structural Studies on Oxychalcogenides
In this proposal we request 3 days of beam time on HRPD to study the structures (both atomic and magnetic) of a variety of oxychalcogenide phases: La2O2Se2Fe2O, Ce2O2Se2Mn and... -
Roles of magnetic anisotropy and inter site exchange interactions in the temp...
NdMnO3 exhibits A-type antiferromagnetism with TN =73 K. At 15 K, Nd sublattice orders with a (0, -Fy, 0) type ferromagnetic arrangement. Mn spin reorientation from (Ax, Fy, 0)... -
In-situ Battery Discharge Studies of Thermal Batteries using Transition Metal...
Thermal batteries find use in applications such as emergency power systems and ejector seats in aircraft. They operate at elevated temperatures of around 400-500 °C, where the... -
Thermoelastic Properties of Thermoelectric PbSe I HRPD
We propose to study the effect of pressure and temperature on the crystal structure and the elastic properties of lead selenide, an important material for conversion of waste... -
Zr-based metal-organic frameworks as carbon-free energy carriers: a study of ...
Combined with computational modeling, in situ inelastic neutron scattering (INS) will be employed to reveal the nature of the interactions between stored ammonia and the host... -
Persistent geometrical frustration in the distorted spinel lattice
The corner-shared network of tetrahedra is the most well-known lattice exhibiting geometrical frustation of AFM exchanges under cubic symmetry. Even when the lattice symmetry is... -
Combined in-situ structural and hydrogen desorption/absorption studies of hyd...
The Li?N?H hydrogen storage system is one of the most promising candidates for hydrogen storage in vehicular applications and the addition of halide ions significantly increases... -
Rapid microfluidic phase mapping of SDS:water:butanol
Sodium dodecyl sulfate (SDS) is an anionic surfactant, extensively employed in cosmetics and personal care, as well as in pharmaceuticals and food products. Surfactants are... -
In situ studies on the decomposition of NaNH2 and possible formation of Na2NH.
Group 1 amides of general formula MNH2 are some of the most promising materials for hydrogen storage applications due to their relatively low temperatures of hydrogen evolution... -
Structural distortions and partial order in the selenate and chromate analogu...
The mineral mirabilite (di-sodium sulfate decahydrate) has been extensively studied by X-ray and neutron powder and single-crystal diffraction methods. The structure contains an... -
In situ studies on hydride diffusion and exchange in alkaline earth hydrides ...
Thermogravimetric analysis on alkaline earth hydrides in St Andrews has revealed a remarkably fast exchange of deuterium and hydrogen by alkaline earth hydrides at relatively... -
In situ diffraction studies of cathode materials for Li ion batteries
Li-ion batteries are interesting because they offer high power and, as a consequence, they are preferred to aqueous-based batteries for traction applications e.g. hybrid... -
Thermal expansion of recovered high-pressure ice polymorphs
The ambient-pressure phase of ice is a well-known example of a molecular solid that exhibits negative volume thermal expansion below 60 K. In a recent study carried out on HRPD... -
Dirac Point and Topological Triplon Bands in the Shastry-Sutherland Material ...
SrCu$_2$(BO$_3$)$_2$ (SCBO) is a very much studied quantum magnet that is most well known for its ground state of coupled singlets and multiple magnetization plateaux. Recently,... -
Crystal and magnetic structures of new 2D and 3D oxyselenides La2O2Se2M (M = ...
In this proposal we request 4 days of beamtime on GEM to study four new transition metal oxyselenide materials. Two new layered oxyselenides, La2O2Se2Mn and La2O2Se2Fe have been... -
Slow versus rapid cooling of D2O ice
This dataset has no description
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Simultaneous Microwave Dielectric Spectroscopy and Neutron Diffraction to Mon...
With appropriate storage materials, ammonia has great potential as a fuel. We propose to use a novel piece of equipment, which combines microwave and neutron diffraction... -
The crystal structure and thermal expansion of orthorhombic NiSi
NiSi is a technologically important material that is also of interest to Earth Scientists because of the possible role of Ni and Si in the Earth¿s core. It crystallises in the... -
Crystal structures of methanol mono-ammoniate (CD3OD.ND3) and methanol hemi-a...
Mixtures of methanol with water and ammonia dominate the chemistry of cometary bodies, leftovers of the building blocks of the outer planets. We have previously determined the...
