Search Results - "David A. S. Kaib"
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Magnetic anisotropy reversal driven by structural symmetry-breaking in monolayer α-RuCl3
Published in Nature materials (01-01-2023)“…Layered α-RuCl 3 is a promising material to potentially realize the long-sought Kitaev quantum spin liquid with fractionalized excitations. While evidence of…”
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2
Electronic and magnetic properties of the RuX3 (X = Cl, Br, I) family: two siblings—and a cousin?
Published in npj quantum materials (29-07-2022)“…Motivated by reports of metallic behavior in the recently synthesized RuI 3 , in contrast to the Mott-insulating nature of the actively discussed α -RuCl 3 ,…”
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3
A jeff = 1/2 Kitaev material on the triangular lattice: the case of NaRuO2
Published in npj quantum materials (13-07-2023)“…Motivated by recent reports of a quantum-disordered ground state in the triangular lattice compound NaRuO 2 , we derive a j eff = 1/2 magnetic model for this…”
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4
Kitaev honeycomb models in magnetic fields: Dynamical response and hidden symmetries
Published 01-04-2019“…Phys. Rev. B 100, 144445 (2019) Motivated by recent reports of a field-induced intermediate phase (IP) in the antiferromagnetic honeycomb Kitaev model that may…”
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5
Magnetic anisotropy reversal driven by structural symmetry-breaking in monolayer {\alpha}-RuCl3
Published 11-10-2022“…Layered {\alpha}-RuCl3 is a promising material to potentially realize the long-sought Kitaev quantum spin liquid with fractionalized excitations. While…”
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6
Electronic and magnetic properties of the RuX3 (X = Cl, Br, I) family: two siblings—and a cousin?
Published in npj quantum materials (29-07-2022)“…Abstract Motivated by reports of metallic behavior in the recently synthesized RuI3, in contrast to the Mott-insulating nature of the actively…”
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7
A j eff = 1/2 Kitaev material on the triangular lattice: the case of NaRuO2
Published in npj quantum materials (01-12-2023)“…Abstract Motivated by recent reports of a quantum-disordered ground state in the triangular lattice compound NaRuO2, we derive a j eff = 1/2 magnetic model for…”
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8
Magnetic anisotropy reversal driven by structural symmetry-breaking in monolayer α-RuCl 3
Published in Nature materials (01-01-2023)“…Layered α-RuCl is a promising material to potentially realize the long-sought Kitaev quantum spin liquid with fractionalized excitations. While evidence of…”
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9
Spin-Phonon Coupling in Transition Metal Insulators II: Spin-Orbital Moments, Chiral Phonons and Application to $\alpha$-RuCl$_3
Published 30-06-2024“…We apply a recently developed first-principles based approach for treating generic spin-phonon couplings in materials with strong spin-orbit coupling to study…”
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10
Understanding the microscopic origin of the magnetic interactions in CoNb$_2$O$_6
Published 25-06-2024“…Motivated by the on-going discussion on the nature of magnetism in the quantum Ising chain CoNb$_2$O$_6$, we present a first-principles-based analysis of its…”
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11
Anisotropy of the zigzag order in the Kitaev honeycomb magnet $\alpha$-RuBr$_3
Published 22-07-2024“…Kitaev materials often order magnetically at low temperatures due to the presence of non-Kitaev interactions. Torque magnetometry is a very sensitive technique…”
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12
Anisotropic magnetic interactions in a candidate Kitaev spin liquid close to a metal-insulator transition
Published 22-07-2024“…In the Kitaev honeycomb model, spins coupled by strongly-frustrated anisotropic interactions do not order at low temperature but instead form a quantum spin…”
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13
A $j_{\rm eff}=1/2$ Kitaev material on the triangular lattice: The case of NaRuO$_2
Published 21-12-2022“…npj Quantum Mater. 8, 36 (2023) Motivated by recent reports of a quantum disordered ground state in the triangular lattice compound NaRuO$_2$, we derive a…”
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14
Electronic and magnetic properties of the RuX$_3$ (X=Cl, Br, I) family: Two siblings -- and a cousin?
Published 03-03-2022“…npj Quantum Materials 7, 75 (2022) Motivated by recent reports of metallic behavior in the recently synthesized RuI$_3$, in contrast to the Mott-insulating…”
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15
Modified Curie-Weiss Law for $j_{\rm eff}$ Magnets
Published 17-02-2021“…Phys. Rev. B 103, 220408 (2021) In spin-orbit-coupled magnetic materials, the usually applied Curie-Weiss law can break down. This is due to potentially sharp…”
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16
Magnetoelastic coupling and effects of uniaxial strain in $\alpha$-RuCl$_3$ from first principles
Published 19-08-2020“…Phys. Rev. B 103, 140402 (2021) We present first-principles results on the magnetoelastic coupling in $\alpha$-RuCl$_3$ and uncover a striking dependence of…”
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17
Investigation of the magnetoelastic coupling anisotropy in the Kitaev material $\alpha$-RuCl$_3
Published 14-02-2022“…The Kitaev material $\alpha$-RuCl$_3$ is among the most prominent candidates to host a quantum spin-liquid state endowed with fractionalized excitations…”
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