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muSR studies of expanded fullerides close to the Mott transition
Fulleride superconductivity is experiencing a renaissance of interest following our recent discovery of superconductivity proximate to an antiferromagnetic Mott insulating state... -
Magnetic ionic liquid surfactants
This proposal is to explore the magnetic properties and molecular dynamics of a new class of magnetic ionic liquid surfactants1 (MILSs) (see Fig. 1). The MILSs investigated here... -
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 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... -
Magnetic ordering in Co1/3NbS2, a frustrated triangular-lattice system
Amongst layered materials, transition metal dichalcogenides (TMDs) are studied extensively due to their complex phase diagrams exhibiting competing phases. Intercalation... -
Critical behaviour and FmuF oscillations in Cs2Cu3SnF12 and Rb2Cu3SnF12
Cs2Cu3SnF12 and Rb2Cu3SnF12 have a distorted kagome structure and the latter exhibits a pinwheel valence bond solid (VBS) state that has been demonstrated by inelastic neutron... -
Unveiling competing magnetic interactions in Nd5Ge3: Muon spin relaxation
The physics across the phase transitions in solids has been of topical interest in the condensed matter physics. For example, liquid and vapor coexist along the vapor pressure... -
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... -
MUSR studies in the spin ferromagnetic Nd0.75Gd0.25Rh3B2 and Nd0.8Tb0.2Al2 al...
We propose to characterize the two magnetic transitions in Nd0.75Gd0.25Rh3B2 and study the spin dynamics and field induced domain rotation via zero field (ZF) and longitudinal... -
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... -
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... -
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... -
Probing the local magnetism of R2TSi3-type (R = rare earth ; T = Ni, Co) comp...
The crystal structure of R2T(Ni,Co)Si3 consists of hexagonal layers of rare-earth atoms and randomly distributed T-Si arranged alternately along hexagonal c-axis. Magnetic... -
The structure-magnetism relationship in hydrogen bonded coordination polymers
Gaining control of the building blocks of magnetic materials will enable the design and growth of bespoke magnetic devices. However, the ability to tune the magnetic... -
Magnetic-field penetration depth in C60 superconductors across the supercondu...
Cs3C60 is driven to a bulk superconductor without symmetry change by the application of pressure. Tc passes through a maximum of 38 K at 6 kbar. We have recently isolated the... -
Antiferromagnetism and Magnetic Frustration in Ba2MnMoO6
We propose to use muon spin relaxation to examine the anomalous magnetic phase behaviour of Ba2MnMoO6. This compound shares the frustrated geometry that leads to a valence bond... -
Probing the nature of pairing in superconducting LiFeAs
The iron-based superconductor LiFeAs exhibits a number of unique features distinguishing it from other materials in its class. As yet, these differences are unexplained. This... -
Muon spin rotation study of LixFeyAs and NaFeAs superconductors
We will examine the magnetic and superconducting properties of these two novel superconducting systems using muon spin rotation and relaxation experiments. Stoichiometric LiFeAs... -
Spin fluctuations in the hyperkagome quantum antiferromagnet Na4Ir3O8
Spins arranged on the kagome lattice are one of the most widely investigated topics in frustrated magnetism. In this context, the three-dimensional analogue of these systems,...
