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Helium quantum rattling in clathrate hydrate cages studied through neutron Co...
The proposing team is interested in exploring the low-temperature quantum "rattling" dynamics of helium atom(s) trapped in water-based cages (namely the so-called "clathrate... -
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,... -
In-situ neutron powder diffraction studies of non-stoichiometry in Na battery...
We request 3 days on POLARIS to study the detailed crystal structure of a sodium battery cathode material that is currently under consideration for use in commercial sodium... -
Proton Conductivity in Phosphoric Acid: The Role of Nuclear Quantum Effects.
We propose to employ the neutron Compton scattering (NCS) in the realm of ionic liquids (iL), applying it to the protiated and deuterated variants of an archetipic IL, phosporic... -
Intercalation of Ciprofloxacin into Lithium - Fluorohectorite at acid and bas...
Using quasielastic neutron scattering (QENS) we will investigate the intercalation of Ciprofloxacin (CIPRO) into the synthetic clay Lithium Fluorohectorite (LiFh) to... -
IN-SITU NEUTRON DIFFRACTION STUDIES OF METAL-HYDRIDE HYDROGEN STORAGE MATERIALS
Recently [RB 900007], we have demonstrated that it is possible to determine the detailed site-by-site behaviour of hydrogen during in-situ absorption and desorption in metal... -
Pressure-temperature phase diagram of of the Jahn-Teller transition in LaMnO3
The parent compound LaMnO3 of the hole-doped colossal magnetoresistance materials La1-xAxMnO3 (A = Ca, Sr, Ba etc.) has attracted much interest from condensed matter scientists.... -
Gas condensation and fluid behaviour in nanoporous ZIF-8 materials upon gate...
This proposal aims to study condensation transitions in nanoporous flexible materials by means of wide Q-range neutron diffraction. We plan to perform an in-situ gas... -
Order and disorder in (Mn,Fe)2(P,Si) magnetocaloric compounds
In the high-performance and low-cost (Mn,Fe)2(P,Si) magnetocaloric compounds, the detrimental hysteresis has been significantly reduced by balancing Mn:Fe and P:Si ratios, which... -
Adamantane in amorphous ice: A nanoprobe for detecting sintering, glass-trans...
Ice and carbon exist in vast quantities in our Universe. In fact, they often coexist, and form interfaces in highly diverse settings and environments. These include, for... -
In-situ diffraction studies of ammonia decomposition over iron, ruthenium and...
We request 3 days beam time on POLARIS for the in-situ study of the crystalline phase composition of iron, manganese and ruthenium catalysts for ammonia decomposition. These... -
A high pressure diffraction study of the formation of symmetric hydrogen bond...
The imidazole ring is important in both biologically important molecules and materials chemistry. That imidazole derivatives can function in such diverse roles is due in part to... -
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... -
Investigation of antiferromagnetic long-range interactions in Co-based Heusle...
Ni-Mn based Heusler alloys with composition related to the stoichiometry Ni2MnX, with X belonging to the IIIA-VA chemical species, are widely considered as a class of... -
Proton Conducting Pathways in Metal-Organic Frameworks
Recently metal-organic frameworks (MOFs) have been developed with high intrinsic proton conductivity and with potential for use in low temperature fuel cells. Their... -
In-situ diffraction and TGA of the hydration reaction of proton conducting pe...
Here the use of the IGAN system for in-situ TGA and neutron diffraction is proposed in order to study the de-hydration of four proton conducting materials. The selected... -
Quantum critical dynamics in the purely dipolar antiferromagnet LiErF4
LiErF4 is an example of an XY dipolar coupled antiferromagnet with planar anisotropy. As such it exhibits a quantum phase transition (QPT) in a small field of 4kOe, which is of... -
Reflectometry studies of the mechanism of formation of mesoporous silicate fi...
Surfactant-silica self-assembly processes have been extensively studied since the discovery of M41S mesoporous materials in 1992. Mesoporous silicate films can be grown from... -
Magnetic excitations in mesoporous hematite
We have recently prepared mesoporous forms of various metals oxides. In some cases the imposition of a mesostructure changes other properties of the material significantly. One... -
Thermal expansion and ordering in D2O ice III / IX
The high-pressure form of solid water, ice III, is the equilibrium phase in contact with liquid water at pressures from about 2.0 - 3.5 kbar. Consequently, its properties are...
