-
Investigating the magnetic ground states in complex manganese based oxides
The geometric frustration, combined with other parameters like the net quantum spin state (1/2, 1 or 3/2) is expected to give rise the exotic magnetic ground states such as the... -
High-Energy dynamics and search for a continuum in CaFe2O4
We propose to investigate the high-energy (above 10 meV) excitations using either the MERLIN or MAPS chopper instruments. CaFe2O4 is interesting for several reasons. First, it... -
Low-energy spin excitations in Ni over-doped NaFe0.7Ni0.3As
The discovery of iron-based superconductors gives a new horizon to study unconventional superconductivity. Typically iron-based superconductors can be created by doping (i.e.... -
High precision measurement of the spin waves in Yttrium Iron Garnet
Yttrium Iron Garnet (YIG) is a material with extremely wide ranging applications. It is a ferrimagnetic spinel with the narrowest ferromagnetic resonance linewidth of any known... -
Elucidating Magnetic Order in a Novel Iron Oxalate KFe(C2O4)F by Powder Neutr...
The increasing demand for portable energy means that the search for new electrode materials for rechargeable solid-state batteries is a key challenge in materials science.... -
Magnetic relaxation processes in tetragonal lanthanide single-molecule magnets
Single-Molecule Magnets (SMMs) are molecules that display slow relaxation of their magnetisation. We have designed a new class of mononuclear lanthanide SMMs, where the... -
Identification of complex energy hierarchy in the coupled trimer spin system ...
The weakly coupled spin cluster systems provide a fertile ground to study both zero-dimensional quantum and three-dimensional collective magnetism. Such spin cluster systems... -
Further investigation of unusual inelastic spectrum of Ba2LuMoO6
Ba2LuMoO6 is a rare example of an s = ½ undistorted fcc frustrated system, which displays no magnetic order above T = 2 K, and thus is an excellent experimental realisation of a... -
Following the Evolution of Spin Dynamics upon Zn-Doping in the Quantum Spin L...
Quantum spin liquids (QSLs) are intriguing states of matter in which quantum fluctuations are sufficiently strong to destroy any long-range magnetic order. To date, one of the... -
Neutron Total Scattering Investigation of Temperature Driven Transitions in L...
This proposal is concerned with determining the local structure of LaCoO3 and observing changes within this as the material undergoes some well characterised temperature driven... -
How does a catalyst promoter affect the degree of hydrogen retention of iron-...
We have recently used INS to determine how a hydrogen pre-treatment stage of an iron based Fischer-Tropsch catalyst may modify catalytic performance. That work established how... -
Magnetic order in Tm2Si2O7
We propose to probe the magnetic ground state of Tm2Si2O7 with neutron diffraction. The compound belongs to a family of rare-earth disilicates, whose magnetic properties remain... -
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... -
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... -
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... -
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... -
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... -
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... -
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... -
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...