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Multi-phonon scattering and anharmonicity in zinc oxide
Understanding the thermal conductivity of zinc oxide is of central importance in assessing its potential for a wide variety of applications in optoelectronics, power electronics... -
Field effect of the magnetic ground state in a triangular-lattice magnet
Rare-earth frustrated magnets have attracted great interest because they can form rather complex ground states such as hidden order phases, the order parameters of which cannot... -
Magnetic excitations in a candidate magnetic XY analogue of graphene
This proposal is part of our research programme to explore the experimental manifestation of topological properties of magnetic excitations. The honeycomb ferromagnet is... -
Structural studies of mixed anionic and cationic surfactants at the charge me...
This proposal is concerned with the structural study of anionic and cationic surfactant mixture on a charged metal oxide surface using neutron reflectivity. Also to evaluate the... -
Uniaxial pressure effect in FeTe
Superconductivity in iron-based materials occurs in close proximity to a long-range ordered magnetic phase. In the iron pnictides, uniaxial pressure shifts the magnetic ordering... -
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... -
Search for Neutron Spin Resonance and High Energy Spin Excitations in Exotic ...
Neutron spin resonance mode is a common feature in different classes of magnetic superconductors; nonetheless, the microscopic origin of the mode is still unclear. In general,... -
Single crystal measurement of the magnetic fluctuations in triclinic Cu3Nb2O8:
Cu3Nb2O8 is a helicoidal magnet which is also multiferroic and displays coupling between structural and magnetic chirality. In this proposal we propose to measure the magnetic... -
Paramagnetic excitations in the topological Weyl semimetal Co3Sn2S2
In a magnetic Weyl semimetal (WSM) with broken time-reversal symmetry, large intrinsic anomalous Hall effect is expected if the Weyl nodes are close to Fermi energy, which... -
Magnetic excitation spectrum near incipient SDW order in Nb1-xFe2+x
Our previous neutron diffraction on C14 Laves phase compounds Nb1-xFe2+x revealed thata spin-density-wave (SDW) is masking an underlying ferromagnetic (FM) quantum critical... -
Spin excitations in the first magnetic Weyl semimetal Co3Sn2S2
In contrast to the extensively verified Weyl semimetals with broken inversion symmetry, magnetic Weyl semimetals, which break time reversal symmetry, were only theoretically... -
Disentangling magnetism and phonons in magnetostrictive CoFe2O4:
CoFe2O4 is a highly magnetostrictive material with a very high magnetic ordering temperature near 900 K. Preliminary triple-axis work has found sharp acoustic phonons, but... -
Magnetic excitations in Ca3(Ru[1-x]Ti[x])2O7: Investigating the role of SOC i...
With this experiment we aim to investigate the role of spin orbit coupling (SOC) in 4d transition metal oxides.In previous inelastic neutron scattering experiments on the parent... -
Probing possible Dirac magnons in collinear antiferromagnets
Topological state of matter remains one of the central topics in condensed matter physics since decades ago. Take graphene as an example, the electron bands are linear and... -
Unveiling phonons in a prototype molecular quantum bit
The two main pillars of the current research in molecular magnetism are the possibilities of exploiting molecules as classical bits in high-density magnetic memories or as... -
Excitation Spectrum of the Topological Spin Order in SrFeO3
Spin dynamics in multi-q noncoplanar ordered structures (e.g. skyrmion lattices) is an active topic of research. The cubic perovskite SrFeO3 has a variety of multiple-q magnetic... -
Spin dynamics of non-collinear honeycomb antiferromagnet Co4Ta2O9: a new magn...
Novel functionality in condensed matter physics is continuously attracting huge attention owing to the possible novel future applications including quantum computing, electronic... -
Phonons and disorder in Yb2Ti2O7
The pyrochlores provide an excellent model system for studying the interaction of framework vibrational modes, defects and magnetism. We propose to investigate these couplings... -
Magnetic Exciations in single crystalline Erbium Iron Garnet
Erbium iron garnet is a technologically important material with potential use in quantum computing. The predicted presence of a magnetic resonance and an optically active erbium... -
Copy of: Magnetic and lattice excitations in the magnet-caloric family Mn(5-x...
We propose to map out magnetic and lattice excitations in compounds Mn(5-x)Fe(x)Si3.Varying the Fe content, the system shows a tunable magneto-caloric effect, both in the...