[HTML][HTML] Quantum magnonics: When magnon spintronics meets quantum information science

HY Yuan, Y Cao, A Kamra, RA Duine, P Yan - Physics Reports, 2022 - Elsevier
Spintronics and quantum information science are two promising candidates for innovating
information processing technologies. The combination of these two fields enables us to build …

[HTML][HTML] Spin insulatronics

A Brataas, B van Wees, O Klein, G de Loubens, M Viret - Physics Reports, 2020 - Elsevier
Spin insulatronics covers efforts to generate, detect, control, and utilize high-fidelity pure
spin currents and excitations inside magnetic insulators. Ultimately, the new findings may …

Gigahertz Frequency Antiferromagnetic Resonance and Strong Magnon-Magnon Coupling in the Layered Crystal

D MacNeill, JT Hou, DR Klein, P Zhang… - Physical review …, 2019 - APS
We report broadband microwave absorption spectroscopy of the layered antiferromagnet
CrCl 3. We observe a rich structure of resonances arising from quasi-two-dimensional …

Gilbert damping phenomenology for two-sublattice magnets

A Kamra, RE Troncoso, W Belzig, A Brataas - Physical Review B, 2018 - APS
We present a systematic phenomenological description of Gilbert damping in two-sublattice
magnets. Our theory covers the full range of materials from ferro-via ferri-to antiferromagnets …

[HTML][HTML] High spin axion insulator

S Li, M Gong, YH Li, H Jiang, XC Xie - Nature communications, 2024 - nature.com
Axion insulators possess a quantized axion field θ= π protected by combined lattice and
time-reversal symmetry, holding great potential for device applications in layertronics and …

Unconventional spin pumping and magnetic damping in an insulating compensated ferrimagnet

Y Li, D Zheng, B Fang, C Liu, C Zhang… - Advanced …, 2022 - Wiley Online Library
Recently, the interest in spin pumping (SP) has escalated from ferromagnets into
antiferromagnetic systems, potentially enabling fundamental physics and magnonic …

Antiferromagnetic magnons as highly squeezed Fock states underlying quantum correlations

A Kamra, E Thingstad, G Rastelli, RA Duine, A Brataas… - Physical Review B, 2019 - APS
Employing the concept of two-mode squeezed states from quantum optics, we demonstrate
a revealing physical picture for the antiferromagnetic ground state and excitations …

Noninteger-spin magnonic excitations in untextured magnets

A Kamra, U Agrawal, W Belzig - Physical Review B, 2017 - APS
Interactions are responsible for intriguing physics, eg, the emergence of exotic ground states
and excitations, in a wide range of systems. Here, we theoretically demonstrate that dipole …

Generation of spin-triplet Cooper pairs via a canted antiferromagnet

S Chourasia, LJ Kamra, IV Bobkova, A Kamra - Physical Review B, 2023 - APS
Spinful triplet Cooper pairs can be generated from their singlet counterparts available in a
conventional superconductor (S) using two or more noncollinear magnetic moments …

Magnon-mediated superconductivity on the surface of a topological insulator

E Erlandsen, A Brataas, A Sudbø - Physical Review B, 2020 - APS
We study superconductivity on the surface of a topological insulator, mediated by magnetic
fluctuations in an adjacent ferromagnetic or antiferromagnetic insulator. Superconductivity …