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High Temperature μSR Study of Green Dioptase: Muon or Proton Diffusion?
Green dioptase is a naturally occurring mineral, that has a deep green colour, similar to that of an emerald, and with a chemical formula of CuSiO3.H2O. The Cu lies in quasi-1D... -
Structural Investigations of Substituted Bornites
Thermoelectric (TE) materials enable the recovery of useful electrical energy from waste heat. High-efficiency requires a high electrical conductivity to be coupled with a high... -
A Self-consistent Description of the Thermoelastic Properties of Dielectric P...
20 years ago, Anderson proposed that the thermoelastic properties of the dominant (mantle) phase within the Earth, MgSiO3 perovskite, could be described as a simple Debye solid.... -
Cs mixed cation lead perovskites
Organic-inorganic hybrid halide perovskites combine the optoelectronic properties commonly associated with high performance semiconductors with materials synthesis or processing... -
Muon-spin rotation study of the in-plane magnetic penetration depth of REFe_(...
We propose a TF-muSR investigation of the superconducting properties of the REFe_(1-y)Ru_yAsO_{1-x}F_x compound (RE=La, Sm). In this system the substitution of Fe by the... -
Muon spin relaxation studies of KTCNQ and related compounds
Potassium tetracyanoquinodimenthane (KTCNQ) undergoes a spin-Peierls (SP) transition at 396K where a transformation from uniform to dimerised TCNQ- molecules in 1D columns... -
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... -
Local Field fluctuations and Mu Dynamics in Vanadium Dioxide Compounds
This is an in depth study of magnetic fluctuations and local field dynamics leading into the low temperature magnetic phase of Vanadium Oxide compounds (VO2, VO2:W and VO2:Ti)... -
MuSR study on the hidden order in Irridates
Recently the 5d transition metal oxide Sr2IrO4 has attracted much attention due to its close analogy with high-Tc cuprates. A hidden broken symmetry phase, which is similar to... -
muSR of Polyethylene Oxide: A Simple Proton-Conducting Polymer
Proton-conducting polymer membranes have significant technological applications in hydrogen or methanol fuel cells. muSR can shed light on the mechanisms for proton transport in... -
Molecular Dynamics in Polystyrene
The goal of this experiment is to better understand the molecular dynamics in polystyrene in order to shed light on the discrepancy between beta-NMR and low-energy muSR... -
The Structure of Ca- and Yb-ammonia Solutions: Polarons, Bipolarons and Elect...
In this experiment we propose to perform diffraction on isotopically substituted samples of Ca/Yb:ND/H3 and Ca/Yb:15ND3 at two concentrations (8 and 2 MPM) using the new NIMROD... -
An externally controllable, purely magnetic interface in spatially doped FeRh
We intend the measure the neutron reflectivity of a purely magnetic interface generated at a ferromagnetic/antiferromagnet phase boundary within an FeRh epilayer, a material... -
Investigation of antiferromagnetic long-range interactions in Co-based Heusle...
Ni-Mn based Heusler alloys with composition related to the stoichiometry Ni2MnX, with X belonging to the IIIA-VA chemical species, are widely considered as a class of... -
Magnetism in NaTiO2
NaTiO2 has been predicted to have a variety of unusual magnetic states, depending sensitively on the details of the crystal structure and interaction strength between the... -
Impurity-induced frustration in La2CuO4
We plan to investigate by means of zero-field muSR the doping dependence of the sublatticemagnetization in La2Cu1-xZnxO4 and in La2Cu1-xMgxO4. In both systems Cu2+ S=1/2 spins... -
Muonium Defect Levels in 4H Silicon Carbide
We propose to obtain the temperature dependence of the diamagnetic spin-precession amplitudes up to 1100 K for the three electrical types of 4H-SiC in order to extract the Mu... -
Muon spin rotation studies in Ni-Mn-Sn based metamagnetic shape memory alloys...
Ni2Mn1+pZ1-p (Z= In, Sn, Sb and < p 1) based ferromagnetic shape memory alloys (FSMAs) with Heusler type structure are fascinating materials as far as the magneto-functional... -
Can photo-MuSR method measure carrier recombination lifetime in direct gap se...
In the past years we have developed a method measuring carrier recombination lifetime in semiconductors using the photo-MuSR setup in HIFI. These studies have focused on... -
Studies of magnetic polaron formation in EuS via RF-µSR
Experiment is proposed to identify magnetic polaron bound to the muon using RF-muSR. In recent experiment at TRIUMF magnetic polaron was found in transverse field and its...