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Structural studies of Fe-pnictide superconductors using neutron total scattering
The recent discovery of superconductivity in a series of iron pnictide materials has led to the anticipation that they might lead to new insights into the origins of... -
Magnetic field switching of electric polarisation in Y-type Hexaferrites
The magnetoelectric Y-type hexaferrites demonstrate coupling between magnetism and electric polarisation in relatively small applied magnetic fields, and are hence candidate... -
Interplay between the spin dimer and the triangular lattice in the 6H-perovsk...
The recently discovered 6H-perovskite Ba3PrRu2O9 is comprised of the triangular layers formed by Pr4+ ions and the Ru2O9 dimer units located between the triangular layers. Three... -
A neutron diffraction study of V1/3NbS2 : determination of the magnetic groun...
In recent years, there has been a large research interest in noncentrosymmetric systems in part due to the exotic physics these systems display. Examples of chiral magnets... -
Magnetic structure of EuTAsF (T = Zn, Mn) via neutron diffraction
The proposal deals with compounds belonging to the ZrCuSiAs structure type that received renewed attention after the discovery and development of Fe-based superconductors. In... -
Ground state selection in quantum spin ice pyrochlores
In condensed matter physics, the search for new exotic quantum ground states has become a central theme over the past few years. Among the 3D quantum spin liquid candidates, the... -
Unconventional slow spin fluctuations in Ba122 iron-based superconductors
The iron-based superconductors are at the forefront of the research on unconventional superconductivity. The Barium-122 systems, doped with electrons, reveal a non-trivial... -
Searching for the missing phase of SrTiO3; commissioning a new cryogenic pres...
Generating pressure above 1GPa for neutron diffraction typically requires the use of a Paris-Edinburgh press. Whilst the presses operate very reliably at ambient temperature,... -
Determining the role of inversion symmetry in single crystals of the noncentr...
In superconductors, the inversion symmetry of the crystallographic structure plays a central role in the formation of the Cooper pairs. When inversion symmetry is broken, there... -
Paramagnons in the chiral superconductor Sr2RuO4
Sr2RuO4 is a 2-D layered perovskite oxide metal which becomes superconducting below 1.5K. There is strong experimental evidence that the superconducting wavefunction is... -
Investigation of magnetic excitations of spin-chain oxides Sr4-xCaxMn2CoO9
The Sr(4-x)Ca(x)Mn2CoO9 compounds are geometrically frustrated transition metal (TM) oxide, which present a variety of interrelated magnetic behavior. The (Mn,Co) TM form a... -
Anisotropic Li+ diffusion in the cathode material LiFePO4
LiFePO4 is cathode material for Li ion batteries. One of the key functional properties is the Li-ion diffusion. Theoretical calculations showed that Li diffusion along the [010]... -
Measuring the spin-wave spectrum of the room temperature metal-organic spintr...
Organic-based materials have found applications in a wide variety of devices, including light emitting diodes, photovoltaics, and field effect transistors. These take advantage... -
Magnetism in the martensitic phase of Ni2Mn1.4In0.6 and Ni1.8Co0.2Mn1.4In0.6 ...
We propose to solve the long standing controversy regarding the magnetic state of off-stoichiometric Heusler alloys Ni2Mn1.4In0.6 and Ni1.8Co0.2Mn1.4In0.6 at temperatures below... -
High energy spin excitation in superconducting Rb0.8Fe1.68Se2
Superconductivity (SC) in unconventional superconductors is believed to be related to magnetism. However, in AyFe1.6+xSe2 (A = K, Rb, Cs) system discovered in late 2010, the SC... -
An Investigation on the Effects of B-site disorder on the CF scheme of Rare E...
We propose to use MARI to (1) compare the properties of the crystal field (CF) scheme between Yb2GaSbO7 (YGSO) and its parent compound Yb2Ti2O7, in hopes of elucidating the... -
Spin-Driven Multiferroics CdMn7O12 and SrMn7O12
We propose to perform neutron diffraction experiments on powder samples of possible spin-induced multiferroic materials, 114CdMn7O12 and SrMn7O12, at ambient pressure and low... -
Spin excitations in the candidate Weyl semimetal EuCuAs
Very recently, EuCuAs was proposed as an example of a topological semimetal. Our measurements on Wish show that the Eu magnetic structure is incommensurate with a propagation... -
Investigating Lead Halide Perovskite Solar cells
Lead Halide perovskite solar cells are the next generation of solar cells, likely to over take silicon and organic solar cells in applications within the next 5-10 years. Lead... -
Magnetic ordering in Co1/3NbS2, a frustrated triangular-lattice system
Amongst layered materials, transition metal dichalcogenides (TMDs) are studied extensively due to their complex phase diagrams exhibiting competing phases. Intercalation...
