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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... -
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 frustrated magnets with a spinel structure
Pyrochlore magnets of formula R2Ti2O7 or R2Sn2O7 constitute the paradigm for geometrical frustration on a 3D lattice. Spinel compounds CdR2X4, where the R sublattice forms a... -
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... -
μSR Study on Superconducting IrGe
In recent times, materials with low-lying phonon (for instance K2Os2O6 [1]) have attracted immense interest in an aim to discover high transition temperature TC superconductors.... -
Superconductivity and magnetism in iron-arsenide superconductors
The The recent discovery of superconductivity in FeAs-containing compounds (often known as the pnictides has provided a great stimulus to experiment and theory in the study of... -
Paramagnons in the chiral superconductor Sr2RuO4
Sr2RuO4 is a 2-D layered perovskite oxide metal which becomes superconducting below 1.5K. There is strong experimental evidence that the superconducting wavefunction is... -
Possibility of spin liquid state in Co substituted FeSi
Quantum spin liquid (QSL) is an ordered spin state which has been destroyed by quantum fluctuations at low temperatures. Low energy excitations of spin liquids are charge... -
A µSR STUDY OF THE SUPERCONDUCTING GROUD STATE OF LA3NI2B2N3-d
The quaternary boronitride superconductor La3Ni2B2N3-d (Tc~12-14 K) has a layered structure where LaN-LaN-LaN triple layer blocks alternate with NiB layers. These NiB sheets are... -
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.... -
High Field Studies of BEDT-TTF and kappa-(BEDT-TTF)2X
The kappa structural phase of BEDT-TTF salts incorporating various anions X provides an extremely interesting series of layered-structure strongly-correlated materials, whose... -
Investigating the ground state of the proposed valence bond glass Ba2LuMoO6
Geometrically frustrated magnetic systems have been widely studied in the search for novel quantum states of matter. The fcc lattice Ba2YMoO6 has been shown to be a valence bond... -
Time Reversal Symmetry Breaking Non-Centrosymmetric Superconductor LaPtGe and...
In conventional superconductors gauge symmetry is broken, while in unconventional superconductors other symmetries may also be broken. There has recently been a great deal of... -
Search for spin freezing and magnetic order in a frustrated cluster magnet
LiZn2Mo3O8 is a highly unusual geometrically frustrated material: the magnetic moments are associated not with single ions but with small transition-metal clusters. The spin is... -
Magnetic Excitations in YbNiSn
YbNiSn is an Ising ferromagnet with non-colinear spins that undergoes a first order magnetic transition in low magnetic field (0.9 T). The transition is associated with strong... -
Magnetic Ordering in the Candidate Random Quantum Spin Chain Sr3CuPtxIr1-xO6
The Sr3CuPtxxIr1-xO6 system has been considered to be a candidate random quantum spin chain. (RQS). For x=1 adjacent S=1/2 Cu2+ions are antiferromagnetically (AF) coupled to... -
Ionization of Neutral Shallow Donor Muonium in beta-Ga2O3
We propose RF-MuSR experiments focused on confirming the two shallow Mu donor states tentatively observed in single crystalline beta-Ga2O3 samples. This material is a candidate... -
muSR study on non-centrosymmetric Ce-based heavy fermion superconductors: CeT...
Recently a handful of non-centrosymmetric Ce-based HF compounds with general formula CeTX3 (T=transition mental and X=Si or Ge) have been reported to exhibit superconductivity... -
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... -
Magnetic Charge Transport in Spin Ice
We have performed further measurements on Dy2Ti2O7 and confirmed the observation of magnetic charge transport. Given the time constraints of our previous experiment not all...
