J. Beare

activity

20182026

most citedQuantum Spin Ice Dynamics in the Dipole-Octupole Pyrochlore Magnet Ce

_{2}

_{2}

_{7}

136 citations · 487 across the 26 of their papers we have counts for

collaborators

26 papers

cond-mat.supr-con2026

Unconventional Superconductivity in the Chiral Topological Semimetal Ag2Pd3S

Roshan Kumar Kushwaha, Dibyendu Samanta, Sudarshan Sharma +15

Chiral crystals provide a unique setting where broken inversion symmetry, strong spin-orbit coupling, and electronic topology intertwine, yet superconductivity in intrinsically chi…

cond-mat.str-el2025★ 5 cited

Two-Peak Heat Capacity Accounts for $R ln (2)$ Entropy and Ground State Access in the Dipole-Octupole Pyrochlore Ce $_{2}$ Hf $_{2}$ O $_{7}$

E. M. Smith, A. Fitterman, R. Schäfer +18

Magnetic heat capacity measurements of a high-quality single crystal of the dipole-octupole pyrochlore Ce $_{2}$ Hf $_{2}$ O $_{7}$ down to a temperature of $T = 0.02$ K are reported. These s…

cond-mat.supr-con2024

Broken time-reversal symmetry in a new non-centrosymmetric superconductor Re8NbTa

R. K. Kushwaha, Arushi, S. Sharma +8

Re-based superconductors provide a rich platform for the study of unconventional superconductivity. We have investigated the superconducting properties of Re $_{8}$ NbTa, a new nonce…

cond-mat.str-el2023★ 11 cited

$μ$ SR Study of the Dipole-Octupole Quantum Spin Ice Candidate Ce $_{2}$ Zr $_{2}$ O $_{7}$

J. Beare, E. M. Smith, J. Dudemaine +11

The Ce $^{3 +}$ pseudospin-1/2 degrees of freedom in Ce $_{2}$ Zr $_{2}$ O $_{7}$ possess both dipolar and octupolar character which enables the possibility of novel quantum spin liquid ground…

cond-mat.str-el2023★ 21 cited

Quantum Spin Ice Response to a Magnetic Field in the Dipole-Octupole Pyrochlore Ce $_{2}$ Zr $_{2}$ O $_{7}$

E. M. Smith, J. Dudemaine, B. Placke +17

We report new heat capacity measurements on single crystal Ce $_{2}$ Zr $_{2}$ O $_{7}$ down to $\sim$ 0.1 K in a magnetic field along the $[1, 1 ˉ, 0]$ direction. These new measurements s…

cond-mat.supr-con2023★ 28 cited

Two superconducting states with broken time-reversal symmetry in FeSe1-xSx

K. Matsuura, M. Roppongi, M. Qiu +25

Iron-chalcogenide superconductors FeSe $_{1 - x}$ S $_{x}$ possess unique electronic properties such as non-magnetic nematic order and its quantum critical point. The nature of supercondu…

cond-mat.supr-con2023★ 6 cited

Superconducting ground state study of valence skip compound AgSnSe $_{2}$

A. Kataria, Arushi, S. Sharma +8

The valence-skipped superconductors are natural candidates for unconventional superconductivity, as they can exhibit a negative effective, attractive interaction for electron-pairi…

cond-mat.str-el2022★ 1 cited

Reply to "Comment on: 'Case for a U(1) $_{π}$ Quantum Spin Liquid Ground State in the Dipole-Octupole Pyrochlore $Ce_{2} Zr_{2} O_{7}$ ' "

E. M. Smith, O. Benton, D. R. Yahne +20

In his comment [arXiv:2209.03235], S. W. Lovesey argues that our analysis of neutron scattering experiments performed on Ce $_{2}$ Zr $_{2}$ O $_{7}$ is invalid. Lovesey argues that we have n…

cond-mat.supr-con2022★ 1 cited

Evidence for non-unitary triplet-pairing superconductivity in noncentrosymmetric TaRuSi and comparison with isostructural TaReSi

S. Sharma, Sajilesh K. P., A. D. S. Richards +11

We have studied the superconducting properties of the isostructural ternary noncentrosymmetric superconductors TaXSi (X = Re, Ru) with the help of muon spin rotation/relaxation ($μ…

cond-mat.str-el2022★ 8 cited

Spin-orbit coupling controlled ground states in the double perovskite iridates A2BIrO6 (A = Ba, Sr; B = Lu, Sc)

A. A. Aczel, Q. Chen, J. P. Clancy +11

Iridates with the 5 $d^{4}$ electronic configuration have attracted recent interest due to reports of magnetically-ordered ground states despite longstanding expectations that their s…

cond-mat.str-el2022★ 12 cited

Synthesis, physical and magnetic properties of CuAlCr $_{4}$ S $_{8}$ : a new Cr-based breathing pyrochlore

S. Sharma, M. Pocrnic, B. N. Richtik +10

We present the synthesis and physical properties of a new breathing pyrochlore magnet CuAlCr $_{4}$ S $_{8}$ with the help of synchrotron x-ray diffraction (XRD), magnetization under ambi…

cond-mat.mtrl-sci2021★ 18 cited

Skyrmion Alignment and Pinning Effects in a Disordered Multi-Phase Skyrmion Material Co8Zn8Mn4

M. E. Henderson, M. Bleuel, J. Beare +10

Underlying disorder in skyrmion materials may both inhibit and facilitate skyrmion reorientations and changes in topology. The identification of these disorder-induced topologicall…

cond-mat.str-el2021★ 70 cited

The case for a U(1) $_{π}$ Quantum Spin Liquid Ground State in the Dipole-Octupole Pyrochlore Ce $_{2}$ Zr $_{2}$ O $_{7}$

E. M. Smith, O. Benton, D. R. Yahne +20

The Ce $^{3 +}$ pseudospin- $\frac{1}{2}$ degrees of freedom in the pyrochlore magnet Ce $_{2}$ Zr $_{2}$ O $_{7}$ are known to possess dipole-octupole (DO) character, making it a candidate for…

cond-mat.supr-con2021★ 14 cited

An investigation of type-I superconductivity in single crystal of Pb2Pd

Arushi, K. Motla, A. Kataria +6

We have investigated the superconducting properties in a single crystal of a new superconductor Pb $_{2}$ Pd via various techniques including magnetization, AC transport, transverse…

cond-mat.supr-con2020★ 13 cited

Fully gapped superconductivity in centrosymmetric and non-centrosymmetric Re-B compounds probed with $μ$ SR

S. Sharma, Arushi, K. Motla +7

We present a comprehensive study on superconducting properties of Re $_{7}$ B $_{3}$ and Re $_{3}$ B through specific heat, magnetic susceptibility, resistivity, and transverse and zero-field…

cond-mat.mtrl-sci2020★ 18 cited

Characterization of a Disordered Above Room Temperature Skyrmion Material Co8Zn8Mn4

M. E. Henderson, J. Beare, S. Sharma +11

Topologically non trivial spin textures host great promise for future spintronic applications. Skyrmions in particular are of burgeoning interest owing to their nanometric size, to…

cond-mat.str-el2020★ 5 cited

Field-induced quantum critical point in the new itinerant antiferromagnet Ti $_{3}$ Cu $_{4}$

Jaime M. Moya, Alannah M. Hallas, Vaideesh Loganathan +13

New phases of matter emerge at the edge of magnetic instabilities. In local moment systems, such as heavy fermions, the magnetism can be destabilized by pressure, chemical doping,…

physics.ins-det2020

Study of muonium emission from laser-ablated silica aerogel

J. Beare, G. Beer, J. H. Brewer +23

The emission of muonium ( $μ^{+} e^{-}$ ) atoms into vacuum from silica aerogel with laser ablation on its surface was studied with various ablation structures at room temperature using t…

cond-mat.str-el2020★ 20 cited

Quantum critical point in the itinerant ferromagnet Ni $_{1 - x}$ Rh $_{x}$

C. -L. Huang, A. M. Hallas, K. Grube +9

We report a chemical substitution-induced ferromagnetic quantum critical point in polycrystalline Ni $_{1 - x}$ Rh $_{x}$ alloys. Through magnetization and muon spin relaxation measuremen…

cond-mat.str-el2019★ 7 cited

Complex Transport and Magnetism in Inhomogeneous Mixed Valence Ce $_{3}$ Ir $_{4}$ Ge $_{13}$

A. M. Hallas, C. L. Huang, Binod K. Rai +6

We report the discovery of Ce $_{3}$ Ir $_{4}$ Ge $_{13}$ , a new Remeika phase compound with a complex array of structural, electronic, and magnetic properties. Our single crystal x-ray dif…

cond-mat.str-el2019★ 18 cited

$μ$ SR study of triangular Ising antiferromagnet ErMgGaO $_{4}$

Y. Cai, C. Lygouras, G. Thomas +8

We present a detailed magnetic study of the triangular antiferromagnet ErMgGaO $_{4}$ . A point charge calculation under the single ion approximation reveals a crystal field ground sta…

cond-mat.str-el2019★ 24 cited

Crystal fields and magnetic structure of the Ising antiferromagnet Er $_{3}$ Ga $_{5}$ O $_{12}$

Y. Cai, M. N. Wilson, J. Beare +9

Rare earth garnets are an exciting playground for studying the exotic magnetic properties of the frustrated hyperkagome lattice. Here we present a comprehensive study of the single…

cond-mat.str-el2019★ 136 cited

Quantum Spin Ice Dynamics in the Dipole-Octupole Pyrochlore Magnet Ce $_{2}$ Zr $_{2}$ O $_{7}$

J. Gaudet, E. M. Smith, J. Dudemaine +11

Neutron scattering measurements on the pyrochlore magnet Ce $_{2}$ Zr $_{2}$ O $_{7}$ reveal an unusual crystal field splitting of its lowest $J$ =5/2 multiplet, such that its ground state dou…

cond-mat.supr-con2019★ 34 cited

muSR and Magnetometry Study of the Type-I Superconductor BeAu

James Beare, Matthew Nugent, Murray Wilson +11

We present muon spin rotation and relaxation (muSR) measurements as well as demagnetising field corrected magnetisation measurements on polycrystalline samples of the noncentrosymm…

Unconventional Superconductivity in the Chiral Topological Semimetal Ag2Pd3S

Two-Peak Heat Capacity Accounts for Rln(2) Entropy and Ground State Access in the Dipole-Octupole Pyrochlore Ce2​Hf2​O7​

Broken time-reversal symmetry in a new non-centrosymmetric superconductor Re8NbTa

μSR Study of the Dipole-Octupole Quantum Spin Ice Candidate Ce2​Zr2​O7​

Quantum Spin Ice Response to a Magnetic Field in the Dipole-Octupole Pyrochlore Ce2​Zr2​O7​

Two superconducting states with broken time-reversal symmetry in FeSe1-xSx

Superconducting ground state study of valence skip compound AgSnSe2​

Reply to "Comment on: 'Case for a U(1)π​ Quantum Spin Liquid Ground State in the Dipole-Octupole Pyrochlore Ce2​Zr2​O7​' "