T. Lancaster

activity

20132026

most citedPlaying quantum hide-and-seek with the muon: localizing muon stopping sites

85 citations · 223 across the 20 of their papers we have counts for

collaborators

22 papers

cond-mat.str-el2026

$μ$ SR measurements of 3D Ising ferromagnetism in bulk Fe $_{3}$ GeTe $_{2}$ crystals

M. N. Wilson, J. Huang, T. J. Hicken +4

Fe $_{3}$ GeTe $_{2}$ is a quasi-two-dimensional itinerant ferromagnet with a van-der-Waals layered structure that exhibits substantial magnetic anisotropy. In bulk samples, this material…

cond-mat.str-el2026

Local magnetic properties of the rare-earth intermetallics $R$ Mn $_{2}$ Ge $_{2}$ ( $R$ =Ce, Pr, Nd)

N. P. Bentley, T. L. Breeze, A. Hernández-Melián +9

We present an investigation of the rare-earth intermetallic materials, $R$ Mn $_{2}$ Ge $_{2}$ ( $R$ =Ce, Pr, Nd), reported to host a lattice of skyrmionic bubbles at room temperature. The m…

cond-mat.str-el2025

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 $_{4}$ (H $_{2}$ O) $_{6}$ $\cdot$ H $_{2}$ O, in which two different spin species, Cu(II) and V(IV), form antiferromagnetic spin-1/2 dimers with weak interdi…

cond-mat.str-el2025

Single-ion anisotropy driven chiral magnetic order in a spin-1 antiferromagnetic chain

S. Vaidya, S. P. M. Curley, P. Manuel +17

Chirality in magnetic systems gives rise to a wide range of exotic phenomena, yet its influence in $S = 1$ chains remains largely unexplored. Here, we present a comprehensive experim…

cond-mat.str-el2025★ 1 cited

Magnetism in $M_{1/3}$ NbS $_{2}$ ( $M$ = Fe, V, Mn): insight into intercalated transition-metal dichalcogenides using $μ$ SR

N. P. Bentley, T. L. Breeze, A. Hernández-Melián +8

We present the results of muon-spin relaxation ( $μ$ SR) measurements of the static and dynamic magnetism of $M_{1/3}$ NbS $_{2}$ ( $M$ = Fe, V, Mn), three intercalated transition-metal d…

cond-mat.str-el2024

Magnetic structure and crystal field states of antiferromagnetic CeNiGe $_{3}$ : Neutron scattering and $μ$ SR investigations

A. Kataria, R. Kumar, D. T. Adroja +9

We present the results of microscopic investigations of antiferromagnetic CeNiGe $_{3}$ , using neutron powder diffraction (NPD), inelastic neutron scattering (INS), and muon spin rela…

cond-mat.str-el2024★ 4 cited

Magnetic properties of a staggered $S = 1$ chain Ni(pym)(H $_{2}$ O) $_{2}$ (NO $_{3}$ ) $_{2}$ with an alternating single-ion anisotropy direction

S. Vaidya, S. P. M. Curley, P. Manuel +13

Materials composed of spin-1 antiferromagnetic (AFM) chains are known to adopt complex ground states which are sensitive to the single-ion-anisotropy (SIA) energy ( $D$ ), and intrac…

cond-mat.str-el2024

Muon spectroscopy investigation of anomalous dynamic magnetism in NiI $_{2}$

T. L. Breeze, B. M. Huddart, A. Hernández-Melián +9

We present the results of muon-spin relaxation ( $μ^{+}$ SR) measurements of the van der Waals magnet NiI $_{2}$ , which probe magnetic phase transitions at $T_{N1} = 73$ ~K and $T…

cond-mat.str-el2024★ 4 cited

Pseudo-easy-axis anisotropy in antiferromagnetic $S = 1$ diamond-lattice systems Ni $X_{2}$ (pym) $_{2}$

S. Vaidya, A. Hernández-Melián, J. P. Tidey +12

We investigate the magnetic properties of $S = 1$ antiferromagnetic diamond lattice, Ni $X_{2}$ (pyrimidine) $_{2}$ ( $X$ = Cl, Br), hosting a single-ion anisotropy (SIA) orientation whi…

cond-mat.str-el2024★ 10 cited

Field-orientation-dependent magnetic phases in GdRu $_{2}$ Si $_{2}$ probed with muon-spin spectroscopy

B. M. Huddart, A. Hernández-Melián, G. D. A. Wood +8

Centrosymmetric GdRu $_{2}$ Si $_{2}$ exhibits a variety of multi-Q magnetic states as a function of temperature and applied magnetic field, including a square skyrmion-lattice phase. The…

cond-mat.str-el2023

Unusual magnetism of the axion-insulator candidate Eu $_{5}$ In $_{2}$ Sb $_{6}$

M. C. Rahn, M. N. Wilson, T. J. Hicken +16

Eu $_{5}$ In $_{2}$ Sb $_{6}$ is a member of a family of orthorhombic nonsymmorphic rare-earth intermetallics that combines large localized magnetic moments and itinerant exchange with a low…

cond-mat.str-el2023★ 17 cited

Anisotropic skyrmion and multi- $q$ spin dynamics in centrosymmetric Gd $_{2}$ PdSi $_{3}$

M. Gomilšek, T. J. Hicken, M. N. Wilson +14

Skyrmions are particle-like vortices of magnetization with non-trivial topology, which are usually stabilized by Dzyaloshinskii-Moriya interactions (DMI) in noncentrosymmetric bulk…

cond-mat.str-el2023★ 1 cited

Quantum spin liquids

T. Lancaster

A glance at recent research on magnetism turns up a curious set of articles discussing, or claiming evidence for, a state of matter called a quantum spin liquid (QSL). These articl…

cond-mat.mtrl-sci2023

First-principles calculations of magnetic states in pyrochlores using a source-corrected exchange and correlation functional

Z. Hawkhead, N. Gidopoulos, S. J. Blundell +2

We present a first-principles investigation of the spin-ice state in Dy $_{2}$ Ti $_{2}$ O $_{7}$ using a magnetic source-free exchange and correlation functional, implemented in the Castep e…

cond-mat.str-el2020★ 19 cited

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 $μ$ SR) measurements on two systems that stabilize a skyrmion lattice (SkL): Cu $_{2}$ OSeO $_{3}$ , and Co $_{x}$ Zn $_{y}$ Mn $_{20 - x - y}$ for…

cond-mat.str-el2020★ 12 cited

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 ( $μ^{+}$ SR) measurements on the staggered molecular spin chain [pym-Cu(NO $_{3}$ ) $_{2}$ (H $_{2}$ O) $_{2}$ ] (pym = pyrimidine), a material previou…

cond-mat.str-el2020★ 15 cited

Magnetism and Néel skyrmion dynamics in GaV $_{4}$ S $_{8 - y}$ Se $_{y}$

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 GaV $_{4}$ S $_{8 - y}$ Se$_y…

cond-mat.mtrl-sci2018

Investigating the magnetic ground state of the skyrmion host material Cu $_{2}$ OSeO $_{3}$ using long-wavelength neutron diffraction

Kévin J. A. Franke, Philip R. Dean, Monica Ciomaga Hatnean +6

We present long-wavelength neutron diffraction data measured on both single crystal and polycrystalline samples of the skyrmion host material Cu $_{2}$ OSeO $_{3}$ . We observe magneti…

cond-mat.str-el2018★ 23 cited

Origin of skyrmion lattice phase splitting in Zn-substituted Cu $_{2}$ OSeO $_{3}$

A. Štefančič, S. Moody, T. J. Hicken +15

We present an investigation into the structural and magnetic properties of Zn-substituted Cu $_{2}$ OSeO $_{3}$ , a system in which the skyrmion lattice (SkL) phase in the magnetic fie…

cond-mat.str-el2014★ 23 cited

Transverse field muon-spin rotation signature of the skyrmion lattice phase in Cu2OSeO3

T. Lancaster, R. C. Williams, I. O. Thomas +10

We present the results of transverse field (TF) muon-spin rotation (muSR) measurements on Cu2OSeO3, which has a skyrmion lattice (SL) phase. We measure the response of the TF muSR…

cond-mat.str-el2013★ 9 cited

Magnetic transition and spin dynamics in the triangular Heisenberg antiferromagnet $α$ -KCrO $_{2}$

F. Xiao, T. Lancaster, P. J. Baker +5

We present the results of muon-spin relaxation measurements on the triangular lattice Heisenberg antiferromagnet $α$ -KCrO $_{2}$ . We observe sharp changes in behaviour at an orderin…

cond-mat.str-el2013★ 85 cited

Playing quantum hide-and-seek with the muon: localizing muon stopping sites

J. S. Möller, P. Bonfà, D. Ceresoli +8

One of the most fundamental limitations of a muon-spin relaxation experiment can be the lack of knowledge of the implantation site of the muon and the uncertainty about the muon's…

μSR measurements of 3D Ising ferromagnetism in bulk Fe3​GeTe2​ crystals

Local magnetic properties of the rare-earth intermetallics RMn2​Ge2​ (R=Ce, Pr, Nd)

Heterometallic spin-1/2 quantum magnet under hydrostatic pressure

Single-ion anisotropy driven chiral magnetic order in a spin-1 antiferromagnetic chain

Magnetism in M1/3​NbS2​ (M = Fe, V, Mn): insight into intercalated transition-metal dichalcogenides using μSR

Magnetic structure and crystal field states of antiferromagnetic CeNiGe3​: Neutron scattering and μSR investigations

Magnetic properties of a staggered S=1 chain Ni(pym)(H2​O)2​(NO3​)2​ with an alternating single-ion anisotropy direction

Muon spectroscopy investigation of anomalous dynamic magnetism in NiI2​

Pseudo-easy-axis anisotropy in antiferromagnetic S=1 diamond-lattice systems NiX2​(pym)2​

Field-orientation-dependent magnetic phases in GdRu2​Si2​ probed with muon-spin spectroscopy

Unusual magnetism of the axion-insulator candidate Eu5​In2​Sb6​

Anisotropic skyrmion and multi-q spin dynamics in centrosymmetric Gd2​PdSi3​