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Exploring Divalent Ion Mass Transport in Polar Solids with μSR
Batteries are ubiquitous in everday applications but making them cheaper, safer, and able to store more energy could widen their use still further. Many rechargeable batteries... -
Identification and spin dynamics of state III in phthalocyanines
This experiment proposes to measure the MuSR signal in undoped phthalocyanine (Pc) samples of NiPc, PbPc, FePc and TiOPc, in order to clarify the existence of the paramagnetic... -
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... -
Ionic disorder and phase transition studies of Lightweight Hydrides LiBH4 and...
We ask for 3 days on EMU to study the Muon spectroscopy of both LiBH4 and Ca(BH4)2 as a function of temperature from 90K-650K. These materials have been extensively... -
muSR investigation of spin liquid Tb2Ti2O7
Among the rare earth titanates and stannates cristallising in the pyrochlore crystal structure, Tb2Ti2O7 is a singular system since its ground state is believed to be a spin... -
Local Li-diffusion behaviour in high nickel content electrodes for future EV ...
The development of high energy density electrode materials is increasingly important for EV applications. Chief amongst these are the layered oxide materials LiNixMnyCozO2,... -
The electronic structure and magnetic properties of metal nanoparticles stabi...
In recent years, nanoparticles have been a major source of interest in a wide range of fields. Our long term objectives are tuning the free radical reactivity on the surface of... -
Crystal and magnetic structure of the polar ferrimagnet BaCaFe4O7
Polar or non-centrosymmetric ferri(-o)magnets offer a plethora of potential technological devices; the inherent magnetoelectric effect can underpin both pyroelectric or... -
Muon Spin Relaxation studies of Ni2TCNQ, Ni(TCNQ)2 and related materials
Amorphous molecular magnetic materials Ni2(OA) (OA:organic acceptor) were reported to exhibit ferromagnetism with Curie temperatures >400K. This work is controversial as it... -
High Temperature Spin Transition in LaCoO3
We aim to continue our investigation of the high temperature magnetic interactions in LaCoO3. Our previous experiment has confirmed magnetic susceptibility data, with a change... -
Tunneling effect of hydrogen and deuterium in alpha-Mn
DINS is capable of observing coherent tunneling of protons in a double well potential through the effects of the tunneling on the momentum distribution of the protons. In our... -
Ion dynamics in Sodium and Potassium Cobalt Dioxides
We found that muSR detects Li-diffusion in LixCoO2, LiNiO2, Lix(NiCoMn)O2 and LiFePO4 through a dynamic behavior of nuclear field relaxation. Very recently, we have also found... -
Magnetic Structures of the RMnSbO (R = La, Nd) Oxy-Antimonides
The aim of the proposed experiment is to determine the temperature dependence of the ordered magnetic structures of LaMnSbO and NdMnSbO. These oxy-antimonides are related to the... -
Probing the Magnetism and Suspected Quantum Fluctuations in Green Dioptase
It has been suggested that within green dipotase there the magnetism is dominated by quantum flucuations but evidence for this is not definitive. This means that in this... -
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... -
MUSR investigations of the spin-liquid ground sate in the new kagome lattice ...
Unveiling quantum effects in materials at low temperatures, such as quantum spin-liquid behavior, have been a central task in condensed matter physics. A two-dimensional kagome... -
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 in the presence of significant spin-orbit coupling
The great majority of known muonium defect centres and muonium substituted organic radicals have essentially spin-only magnetism, with few exhibiting any noticeable departure...