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Stacking dependence and spin-Peierls state in layered, triangular cluster mag...
Materials containing triangular structures of magnetic moment are an important pathway to studying unconventional magnetic phenomena that arise from the geometrical frustration.... -
Spectroscopy of muon centres in n-type silicon carbide
We propose to continue laser spectroscopy measurements of the muonium (Mu-) centres in n-type doped silicon carbide. Scanning a wide wavelength range, and changing the relative... -
Obtaining Quantum Critical Signatures of the Spin Liquid Phases in 1T-TaS2
The system 1T-TaS2 is a charge density wave (CDW) insulator below 180 K that has one residual spin 1/2 for every 13 Ta atoms in the modulated CDW structure. These spins and... -
Local Investigation of Quantum Phase Transition in Reduced Dimensions by muSR
Quantum phase transitions (QPT's) are phase transitions that are driven by zero-temperature quantum fluctuations, and are accessed by varying a non-thermal control parameter.... -
Magnetic ground states in correlated alkali-metal triphenylides
Polycyclic aromatic hydrocarbons have emerged as an exciting class of materials with the report of superconductivity in alkali doped picene with Tc=18 K. However, due to poor... -
Controlling superconductivity in layered lithium iron selenide hydroxides
Lithiation can be used to control the superconductivity in layered lithium iron selenide hydroxides, transferring iron from one layer (the lithium hydroxide layer) to the active... -
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... -
Quasi two-dimensional molecular layers separated by magnetic and non-magnetic...
One goal of our research into the nanoengineering of molecular magnets is a detailed understanding of the relationship between the structure and composition of a system and its... -
Muons for Energy Nanonics
In order to improve the performance of future energy devices, nano-structured materials is one of the most promising routes. LiFePO4 is a commercial battery cathode material... -
Negative-thermal expansion in ScF3 studied using muon-fluorine entanglement
ScF3 is a material with the ReO3 structure which shows negative thermal expansion. This experiment will use implanted muons to create an F-mu-F state in this structure and then... -
Muon Studies of Ion Diffusion in Single-Crystal Photovoltaic Materials
In recent years, the family of lead halide perovskite materials (e.g. MAPbI3) has attracted substantial interest due to their unique combination of properties and potential... -
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... -
Muon spin relaxation study of a triangular-lattice NaYbO2: a quantum spin liq...
Quantum spin liquid (QSL) is a novel state of matter where the spins are highly entangled with one another but fluctuate strongly down to zero temperature. It may be associated... -
MuSR study to investigation a small moment magnetic ordering in Ce(Os1-xFex)2...
Our recent musr studies on CeT 2Al10 (T=Os and Ru) reveal a clear sign of long range magnetic ordering below 28 K in both the compounds. More interestingly the frequency... -
A Neutron Diffraction study of the novel layered cuprate IrSr2154Sm1.15Ce0.85...
We have synthesised a novel material IrSr2Sm1.15Ce0.85Cu2O10 . Preliminary magnetic measurements evidence two magnetic transitions at Tc = 125 K and TM2= 6 K. Above Tc however... -
Enhancement of anomalous low-frequency fluctuations in Mn-doped La1-yYyFeAsO0...
Understanding the normal phase behaviour of the iron based superconductors is very important in order to shed new light on the physics of these complex materials. Mn impurities... -
uSR study of low temperature magnetism in Li NMC 811
LiNi0.8Mn0.1Co0.1O2 (Li NMC 811) is a next generation Li ion battery cathode material. We are investigating the magnetic properties of Li NMC 811 to track the changes in local... -
Musr study of non-centrosymmetric heavy-fermion compounds: CeTSi3 (T=Pt and P...
In view of the interesting magnetic properties observed in CeTSi3 (T=Pt and Pd) and superconductivity in LaPdSi3 (TSC= 2.6 K), as well as the theoretical interest in... -
Using muons to examine lithium diffusion behaviour in olivine nanoparticles
The constant global demand on energy resources, coupled to a diminishing supply of fossil fuels, has pushed Li-ion battery cathode development to the research forefront.... -
Control of the electronic state in new pnictide superconductors using doping
The properties of pnictide superconductors can be controlled exquisitely by chemical doping. We have identified some key systems in which to explore this effect which should...