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Coupled magnetic and nematic fluctuations in S-doped FeSe
Iron selenide (FeSe) is the simplest of the iron-based superconductors. It has a nematic (tetragonal to orthorhombic) phase transition at T = 90K. Upon doping with sulphur, the... -
Studying the vibrational dynamics of water on reduced graphene oxide
Reduced graphene oxide (rGO), as one of graphene-based materials, is prepared by reducing oxygen functional groups on graphene oxide (GO) via either thermal or chemical... -
Crystalline electric field excitations in the triangular-lattice rare-earth s...
The rare-earth compound KYbSe2 provides a new chance for the study of frustrated magnets with strong SOC. It resembles YbMgGaO4 in many ways. Our susceptibility and specific... -
Inelastic neutron scattering investigations to study Ru-trimer and molecular ...
The orthorhombic compound Ba4Ru3O10 having Ru3O12 timers coupled via corner-shared oxygens in the crystal structure exhibits very interesting magnetic and transport properties.... -
Magnetic excitations in spin ladders
We wish to measure the magnetic excitations and subgap states in a doped (x=0.06) spin ladder using MERLIN. The purpose of the measurements is to ascertain the relationship... -
Magnetic interactions in the room-temperature skyrmion material Co8Zn8Mn4
We propose an investigation of the spin-waves in the recently discovered room-temperature skyrmion material Co8Zn8Mn4. The ground state of Co8Zn8Mn4 is a very long wavelength... -
Spin dynamics in the iron-based superconductor CsCa2Fe4As4F2
The relationship between spin fluctuations and superconductivity is of paramount importance in understanding the iron-based superconductors. We have recently investigated the... -
NTC
This dataset has no description
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Investigation of giant crystal electric field (CEF) splitting in CeIr3Si2
CeIr3Si2 exhibits highly anisotropic bulk properties with two magnetic transitions at TN1 ~ 3.9 K and TN2 ~ 3.1 K. The overall CEF splitting of the J=5/2 ground multiplet of... -
Resonant Spin Excitation in Single Crystal of Ba0.3K0.7Fe2As2
We recently observed a resonant spin excitation in Ba1-xKxFe2As2 (x=0.4), one of the newly discovered iron arsenide superconductors with Tc=38K, on MERLIN. This demonstrates... -
Magnetic excitation of Ca2RuO4 in pressure induced ferromagnetic phase
Recently, a novel type of Bose-Einstein condensation (BEC) of spin-orbit excitons has been proposed in Mott insulator Ca2RuO4. In the recent INS study, we have observed... -
Determination of the density of states of liquid light and heavy water as a f...
Liquid light and heavy water are the most widely used moderator and reflector materials in nuclear reactors, however there is a lack of knowledge of the vibrational density of... -
The application of INS to investigate the methanol-to-gasoline reaction over ...
As part of a UK Catalysis Hub initiative in Catalyst Design involving a team of academic and industrial researchers, the methanol-to-gasoline reaction over zeolite catalysts is... -
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... -
Unravelling the origin of high-temperature magnetic bistability in dysprosoce...
In the last 25 years the highest blocking temperature TB achieved for the best performing molecular nanomagnets has only reached few K. The situation has recently changed... -
Spin anisotropy in the isovalent doped iron pnictides Ba0.9Sr0.1Fe2As2
Understanding the electronic anisotropic state at a temperature associated with the nematic phase is unresolved problems in iron pnictides. Although many experiments focus on... -
Strong Magnetic Frustration in Honeycomb System Ag3LiRu2O6
Ag3LiRu2O6 is a honeycomb transition metal oxide compound that is remarkable for the complete absence of long range spin order despite a strong magnetic susceptibility of ~2.5... -
Excitations in an orbitally dimerized spin S=1 honeycomb antiferromagnet
Ru4+ ions in Li2RuO3 are on a bipartite lattice and have an orbital degeneracy. The four electrons of the magnetic Ru4+ ions in the threefold-orbitally degenerate t2g manifold... -
Magnon dispersion in the polar ferrimagnet BaCaFe4O7
Polar or non-centrosymmetric ferri(-o)magnets offer a plethora of potential technological devices;the inherent magnetoelectric effect can underpin both pyroelectric or... -
: Investigation of collective magnetic excitations in Kondo insulator: CeFe2Al10
: Recently the Kondo insulators CeT2Al10 (T=Fe, Ru and Os) have attracted considerable attention. T=Ru and Os order AFM below 29 K, while T=Fe remains paramagnetic. At low...