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Intensity anomalies and momentum distributions in liquid and solid H2/D2.
H2 and D2 are simple systems which can be used to bench mark the accuracy of VESUVIO measurements. Previous measurements performed in 2008 indicate the presence of an intensity... -
Crystal and Magnetic Structures of Ba2BTeO6 (B=Cu, Ni, Zn)
Ba2CuTeO6 and Ba2NiTeO6 are compounds with structures related to that of the proposed spin liquid Ba3CuSb2O9. The space group and nature of the B-site ordering in Ba3CuSb2O9... -
Inelastic neutron scattering study of PrTSi3 (T = Ir, Rh and Ru)
Recently we have synthesized and investigated three new ternary intermetallic compounds PrTSi3 (T = Ir, Rh and Ru) which form in BaNiSn3-type tetragonal structure (space group... -
Structure and Magnetism of Rb1-xFe2F6: Tuning the Valence of Charge-Ordered K...
We have recently discovered a new family of geometric frustrated magnets starting from the parent system, RbFe2F6, with crystallizes in the defect or β-pyrochlore structure... -
Jahn-Tellar distortions in uranium compounds
A full understanding of the chemistry of the actinides has not been established, especially in comparison to transition metals. The treatment of nuclear waste by long term... -
Incipient magnetic frustration in a metal organic-framework with windmill lat...
The aim of the proposed experiment is to use single-crystal neutron magnetic scattering experiments to study spin correlations in the correlated paramagnet regime of a chiral... -
Proton mobility in Solid Super Proton Conductor (H3O)SbTeO6 at controlled hum...
Super proton conductors are in the focus of interest because of their use in low temperature fuel cells. In this project we try to obtain information on proton mobility,... -
Temperature dependence of the diffuse magnetic scattering in CsNiCl3: SXD dat...
The compound CsNiCl3 crystallises in a hexagonal structure and is comprised of chains of NiCl6 octahedra along the c-axis and Cs in-between acting as a spacer to separate the... -
High temperature superstructures in thermoelectric oxides
Sodium cobalate has emerged as one of the best thermoelectric materials. Our previous neutron Laue diffraction studies on SXD have found ordered arrays of multivacancy clusters,... -
Determination of the Crystallographic and Magnetic structures of RbMnBr3, RbF...
We propose to study the crystal structures of RbMnBr3, RbFeBr3 and RbNiBr3 between 300 and 0.3 K. RbMnBr3 under goes two structural phase transition by reducing Rb coordination.... -
Is magnetic frustration behind the tetragonal-to-orthorhombic transition in t...
It has been argued that the tetragonal-to-orthorhombic structural transition found in all the parent phases of the Fe-pnictide superconductors is driven by frustration, and... -
Strain effect on the magnetic ground state of the ferroelectric Ca3CoMnO6 system
The search for new ferroelectric materials, where the ferroelectricity results from magnetic frustration, has been a topic of great interest to the condensed matter physics... -
Proton ordering and hydrogen bonding in the hydrous zinc phosphate hopeite, Z...
We request 4 days of beamtime on SXD in order to locate the protons and quantify their ordering within the structure of hopeite Zn3(PO4)2.4H2O. Hopeite is an important phase in... -
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... -
Low-energy spin dynamics of a quantum analogue of ice
Quantum spin liquids are exotic states of magnetic matter in which conventional magnetic ordering is suppressed. Magnetic analogues of ice are good candidates to observe this... -
Dy3Mg2Sb3O14 - a 2D Kagome lattice with Classical Ising Spins
Dy3Mg2Sb3O14 forms a layered structure with magnetic Dy3+ ions forming sheets of corner sharing triangles, called a Kagome lattice. The Ising magnetic moments are constrained to... -
Crystal and Magnetic structure of CoFe3O5
A recent exciting development in magnetic materials was the discovery of a new iron oxide, Fe4O5, using high temperature and high pressure. A very recent structural study has... -
Average structures of new functional oxides - HPRD
The proposal addresses the average structures of new lead-free ferroelectrics, low-temperature ionic conductors and mixed conductors which are candidate solid oxide fuel cell... -
Energy dependence of the quais_ferromagnetic fluctuations in the superconduct...
Sr2RuO4 is a superconductor with a layered perovskite structure. It is isostructural with the high-Tc cuprate superconductor La2-xSrxCuO4; however, the superconductivity in... -
Short range spin ice type correlations of HoAgGe by diffuse neutron scattering
Spin ices are exotic phases of matter characterized by frustrated spins obeying local ice rules that minimize the number of spatially isolated magnetic monopoles, in analogy...