40 citations · 217 across the 27 of their papers we have counts for
25 papers · 1 filter
SR measurements of 3D Ising ferromagnetism in bulk FeGeTe crystals
M. N. Wilson, J. Huang, T. J. Hicken +4
FeGeTe is a quasi-two-dimensional itinerant ferromagnet with a van-der-Waals layered structure that exhibits substantial magnetic anisotropy. In bulk samples, this material…
Local magnetic properties of the rare-earth intermetallics MnGe (=Ce, Pr, Nd)
N. P. Bentley, T. L. Breeze, A. Hernández-Melián +9
We present an investigation of the rare-earth intermetallic materials, MnGe (=Ce, Pr, Nd), reported to host a lattice of skyrmionic bubbles at room temperature. The m…
Gapped 1/9 Magnetization Plateau in the Anisotropic Kagome Antiferromagnet Y-kapellasite
Dipranjan Chatterjee, Paul A. Goddard, Ewan R. P. Thomas +11
Fractional magnetization plateaus provide a sensitive probe of many-body spin states in frustrated quantum magnets, yet their microscopic origin in kagome antiferromagnets remains…
Heterometallic spin-1/2 quantum magnet under hydrostatic pressure
M. J. Coak, D. Kamenskyi, S. P. M. Curley +14
We investigate the properties of CuVOF(HO)HO, in which two different spin species, Cu(II) and V(IV), form antiferromagnetic spin-1/2 dimers with weak interdi…
Vector spin polarization evolution determined in an entangled muon-fluorine system under pulsed excitation
Dipranjan Chatterjee, Benjamin M. Huddart, Hank C. H. Wu +4
A spin-polarized muon implanted into a fluoride forms a coupled F----F complex in which the muon spin and neighbouring fluorine nuclear spins become entangled. Here we apply rad…
Magnetism in NbS ( = Fe, V, Mn): insight into intercalated transition-metal dichalcogenides using SR
N. P. Bentley, T. L. Breeze, A. Hernández-Melián +8
We present the results of muon-spin relaxation (SR) measurements of the static and dynamic magnetism of NbS ( = Fe, V, Mn), three intercalated transition-metal d…
Magnetic-field-induced ordering in a spin-1/2 chiral chain
Rebecca Scatena, Alberto Hernandez-Melian, Benjamin M. Huddart +12
We present neutron diffraction, muon spin rotation and pulsed-field magnetometry measurements on the Heisenberg quantum chiral chain [Cu(pym)(H2O)4]SiF6.H2O, which displays a four-…
Spin dynamics in the Dirac spin liquid YbZnGaO
Hank C. H. Wu, Francis L. Pratt, Benjamin M. Huddart +5
YbZnGaO is a promising candidate for realizing a quantum spin liquid (QSL) state, particularly owing to its lack of significant site disorder. Pulsed-field magnetometry at…
Magnetic structure and crystal field states of antiferromagnetic CeNiGe: Neutron scattering and SR investigations
A. Kataria, R. Kumar, D. T. Adroja +9
We present the results of microscopic investigations of antiferromagnetic CeNiGe, using neutron powder diffraction (NPD), inelastic neutron scattering (INS), and muon spin rela…
Muon spectroscopy investigation of anomalous dynamic magnetism in NiI
T. L. Breeze, B. M. Huddart, A. Hernández-Melián +9
We present the results of muon-spin relaxation (SR) measurements of the van der Waals magnet NiI, which probe magnetic phase transitions at ~K and $T…
Low-temperature spin dynamics and absence of magnetic order in layered -RuI
Hank C. H. Wu, Benjamin M. Huddart, Francis L. Pratt +3
The triangular-lattice system -RuI is isostructural to the widely-studied -RuCl compound which was identified as a potential Kitaev system but exhibits, instead of sp…
Field-orientation-dependent magnetic phases in GdRuSi probed with muon-spin spectroscopy
B. M. Huddart, A. Hernández-Melián, G. D. A. Wood +8
Centrosymmetric GdRuSi exhibits a variety of multi-Q magnetic states as a function of temperature and applied magnetic field, including a square skyrmion-lattice phase. The…
Muon-spin relaxation investigation of magnetic bistability in a crystalline organic radical compound
Alberto Hernandez-Melian, Benjamin M. Huddart, Francis L. Pratt +5
We present the results of a muon-spin relaxation (SR) investigation of the crystalline organic radical compound 4-(2-benzimidazolyl)-1,2,3,5-dithiadiazolyl (HbimDTDA), in wh…
Anomalous magnetic exchange in a dimerized quantum-magnet composed of unlike spin species
S. P. M. Curley, B. M. Huddart, D. Kamenskyi +15
We present here a study of the magnetic properties of the antiferromagnetic dimer material CuVOF(HO)HO, in which the dimer unit is composed of two different $S…
Energy-gap driven low-temperature magnetic and transport properties in CrS ( = Nb or Ta)
T. J. Hicken, Z. Hawkhead, M. N. Wilson +6
The helimagnets CrS ( = Nb or Ta) have attracted renewed attention due to the discovery of a chiral soliton lattice (CSL) stabilized in an applied magnetic field, b…
Megahertz dynamics in skyrmion systems probed with muon-spin relaxation
T. J. Hicken, M. N. Wilson, K. J. A. Franke +10
We present longitudinal-field muon-spin relaxation (LF SR) measurements on two systems that stabilize a skyrmion lattice (SkL): CuOSeO, and CoZnMn for…
Quantum Phases and Spin Liquid Properties of 1T-TaS2
Samuel Mañas-Valero, Benjamin Huddart, Tom Lancaster +2
Quantum materials exhibiting magnetic frustration are connected to diverse phenomena including high-Tc superconductivity, topological order and quantum spin liquids (QSLs). A QSL i…
Magnetic order and ballistic spin transport in a sine-Gordon spin chain
B. M. Huddart, M. Gomilšek, T. J. Hicken +6
We report the results of muon-spin spectroscopy (SR) measurements on the staggered molecular spin chain [pym-Cu(NO)(HO)] (pym = pyrimidine), a material previou…
From magnetic order to quantum disorder: a SR study of the Zn-barlowite series of kagomé antiferromagnets, ZnCu(OH)FBr
K. Tustain, B. Ward-O'Brien, F. Bert +6
We report a comprehensive muon spectroscopy study of the Zn-barlowite series of kagomé antiferromagnets, ZnCu(OH)FBr, for to .…
Magnetic order and disorder in a quasi-two-dimensional quantum Heisenberg antiferromagnet with randomized exchange
F. Xiao, W. J. A. Blackmore, B. M. Huddart +13
We present an investigation of the effect of randomizing exchange strengths in the square lattice quasi-two-dimensional quantum Heisenberg antiferromagnet (QuinH)Cu(Cl$…
Magnetism and Néel skyrmion dynamics in GaVSSe
T. J. Hicken, S. J. R. Holt, K. J. A. Franke +11
We present an investigation of the influence of low-levels of chemical substitution on the magnetic ground state and N{\' e}el skyrmion lattice (SkL) state in GaVSSe$_y…
A Near-Ideal Molecule-Based Haldane Spin-Chain
Robert C. Williams, William J. A. Blackmore, Samuel P. M. Curley +17
The molecular coordination complex NiI(3,5-lut) [where (3,5-lut) (3,5-lutidine) (CHN)] has been synthesized and characterized by several techniques includin…
Probing magnetic order and disorder in the one-dimensional molecular spin chains CuF2(pyz) and [Ln(hfac)3(boaDTDA)]n (Ln=Sm, La) using implanted muons
T. Lancaster, B. M. Huddart, R. C. Williams +9
We present the results of muon-spin relaxation (SR) measurements on antiferromagnetic and ferromagnetic spin chains. In antiferromagnetic CuF(pyz) we identify a transi…
Origin of skyrmion lattice phase splitting in Zn-substituted CuOSeO
A. Štefančič, S. Moody, T. J. Hicken +15
We present an investigation into the structural and magnetic properties of Zn-substituted CuOSeO, a system in which the skyrmion lattice (SkL) phase in the magnetic fie…