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Local Structure of Bi6WO12 and Bi28Re2O49 Oxide Ion Conductors: Role of Varia...
Oxide ion conductors are technologically important materials with applications in solid oxide fuel cells, oxygen sensors /pumps and membranes for oxygen separation. Two types of... -
Motion of Positevely Charged Muonium Centres in Transparent Conducting Oxides
We propose zero-field depolarization measurements to investigate the motional dynamics of diamagnetic muonium centers in hafnium oxide (HfO2), tungsten oxide (WO3) and zirconium... -
Motion of Positevely Charged Muonium Centres in Transparent Conducting Oxides
A continued study of muonium diffusion in transparent conducting oxides (TCO) are proposed. We have ZF depolarization measurements conducted up to room temperatures for SnO2 and... -
Detecting static magnetic order in mutiferroric Lu1-xScxFeO3 through µSR study
Multiferroic systems have been a long-lasting and productive research field of condensed matter physics in both fundamental and applied perspectives. Useful multiferroic systems... -
Spin exchange interactions and fractionalized spin excitations in the geometr...
The recently discovered new triangular lattice QSL candidate YbMgGaO4 has attracted great interest on rare earth frustrated magnets. Another triangular lattice rare earth... -
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... -
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... -
Li-diffusion dynamics in high voltage fluoride-containing cathodes
Research on positive insertion electrodes for high performance batteries has seen immense interest in fluoride containing compounds, since higher operating potentials can be... -
In Situ Structural Study of Low Temperature Synthesised TiP2O7
The AX2O7 series has received much recent attention due to its ability to host a wide range of 4+ cations. The members of this series have been shown to exhibit complex... -
Investigation of lithium diffusion in N-doped Li3+xVO4-xNx ceramics using µSR
We wish to complete muon spectroscopic experiments on materials from a ceramic system of interest for possible solid electrolyte applications in lithium-ion battery devices:... -
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... -
MuSR study of Na battery electrodes
The overall aims of our project is to advance the performance of NIBs in terms of energy and power density by creating a closed-loop approach for materials design,... -
Muon Investigation of sodium super ionic conductors for sustainable and safe ...
With increasing demands for high performance/capacity rechargeable batteries the materials science community is currently facing two severe issues. First of all there is from a... -
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... -
Insights into the dynamics of the first known purely hydride conducting oxyhy...
Oxyhydrides represent a new class of materials which is as yet poorly understood. The recent exciting discovery of the first purely hydride conducting oxyhydride is promising... -
Structural studies of thermochemical and phase-change naterials for heat storage
This proposal seeks to study three systems associated with heat-storage applications using in situ neutron powder diffraction. The first experiment will focus on a sample of... -
Na-Ion Dynamics in the Solid Solution Battery Compound Ca[1-x]Na[x]Cr2O4
Here we propose a u+SR investigation on the solid solution Cax-1NaxCr2O4, a Q1D zigzag chain compound where Na+ ions are allocated in the hexagonal one-dimensional channels... -
Thermal ionization of bond-centred muonium in diamond
Our previous LF-µSR measurements in natural type Ia single crystal diamond showed some evidence of the ionization of bond-centred muonium (MuBC) from around 1000K. This was... -
The role of spin fluctuations, disorder and non-colinearity in the INVAR effect
The origin of the Invar effect, whereby certain ferromagnetic alloys exhibit near zero thermal expansion around room temperature is still not properly understood. Although the... -
Study of Magnetic Features in WQeakly Mn-Doped ZnGeP2
Continued investigation of magnetic fluctuations in the Mn-doiped chalcopyrite semiconductor ZnGeP2 is proposed using LF-MuSR depolarization rates. Due to ferromagnetism above...