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Spin dynamics in Sn-doped Er2Ti2-xSnxO7: probing the putative quantum critica...
The frustrated pyrochlore Er2Ti2O7 is a rare example of a magnetic system in which quantum fluctuations are capable of selecting a unique ground state out of the macroscopically... -
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... -
Completing the phase diagram of a 2D molecular antiferromagnet
Low-dimensional quantum magnetism continues to be of great theoretical and experimental interest as reduced dimensionality supports strong quantum fluctuations which can result... -
Low dimensional magnetism from metal-halide hydrogen bond motifs
We will examine the impact of metal-halide hydrogen bond motifs and their ability to provide low-dimensional superexchange pathways. Specifically, we wish to investigate two new... -
Superconductivity and magnetism in Cu2+-based coordination polymer [Cu3C6S6]n
Cu-BHT exhibits perfect kagome lattice of Cu2+ and previous combined magnetization and specific heat results suggested the presence of strong spin fluctuations. If there are... -
Low Temperature Properties of a Uniform S=1/2 Triangular Lattice System
It is proposed to use TF muSR to study the low temperature, low field part of the phase diagram of Ba3CuSb2O9, a system with a uniform triangular lattice of S=1/2 Cu ions that... -
Searching for unconventional superconductivity in non-centrosymmetric ternary...
The noncentrosymmetric half-Heusler semimetals RTBi (R=rare earth, T=Pt, Pd) have recently been proposed, according to electronic structure calculations, as plausible 3D... -
Degenerate ground-states in Ho2-xYxSn2O7
Ho2-xYxSn2O7 is characterized by degenerate magnetic ground-states, which involve the magnetic structure for x->0 (Spin-Ice phase) and the two-fold degeneracy of the... -
Spin glass behaviour in the disorder-free geometrically frustrated magnet Yb2...
Our susceptibility studies of the frustrated magnet Yb2Sn2O7 has revealed a spin glass transition of the Yb3+ magnetic lattice at T_g = 140 mK. To our knowledge, this... -
Spin Dynamics in a Quantum Pyrochlore Antiferromagnet
Frustrated compounds belonging to the pyrochlore family have attracted significant interest as they can host a huge variety of exotic phases. In order to explore the rich phase... -
MUSR Study of the Non-Centrosymmetric Superconductor Alpha- BiPd
In this proposal we propose to investigate the detailed superconducting properties of the non-centosymmetric superconducting compound alpha-BiPd. Though this compound is... -
Quantum Spin Liquid in triangular Seff=1/2 rare-earth based antiferromagnets
The rise of quantum materials observed in the past decades has been a source of great excitement for condensed matter scientists, with the flourishing of new concepts and... -
muSR characterisation of the first fully-organic triangular-lattice quantum s...
The most successful recipe to date for making a quantum spin liquid (QSL) is a triangular lattice of molecular-dimer radicals tuned to behave as a weak Mott insulator. Two... -
Spin dynamics of the triangular quantum spin liquid candidate: YbMgGaO4
A new rare-earth triangular quantum spin liquid (QSL) candidate, YbMgGaO4, has an odd number of electrons per unit cell and spin-orbit entangled effective spin-1/2 (Yb3+).... -
Probing time-reversal-symmetry breaking superconductivity in LaPt3P
Recently, a new family of ternary platinum phosphide superconductors have been synthesised with the chemical formula APt3P (A = Sr, Ca, and La, with Tcs of 8.4, 6.6, and 1.5 K,... -
Exploring the Magnetic Behaviour of New S = 1/2 Vanadium Oxyfluoride Kagome A...
Quantum spin liquid (QSL) states emerge when the arrangement of magnetic moments in a material frustrates magnetic interactions and low spin magnetic moments allow for strong... -
Completing the phase diagram of a 2D molecular antiferromagnet
We propose to complete an investigation of the phase diagram of a series of molecular 2D quantum Heisenberg antiferromagnets (2DQHAFs) with random exchange strengths. This is a... -
Frustration-stabilized skyrmions in centrosymmetric compounds
Skyrmions are chiral magnetic spin textures that exist in a variety of different magnetic materials. Skyrmions are usually stabilized in noncentrosymmetric chiral materials by... -
Magnetic properties of yttrium diluted Ho2-xYxTi2O7 spin ice.
Pure Ho2Ti2O7 and Dy2Ti2O7 exhibit spin ice behaviour. The recent discovery of monopoles and "magnetricity" in Dy2Ti2O7 spin ice has only added to the interest in these... -
The nature of excitations in a molecular Haldane system
It is well known that an S = 1 antiferromagnetic spin chain is predicted to have a quantum disordered ground state and a gap in its excitation spectrum. This so-called Haldane...
