[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 …

Pseudo-Hermiticity protects the energy-difference conservation in the scattering

HS Xu, L Jin - Physical Review Research, 2023 - APS
Symmetry plays a fundamentally important role in physics. In this work, we find a
conservation law, S†(H c†) S (H c)= I, which is valid for any non-Hermitian scattering center …

Detection sensitivity enhancement of magnon Kerr nonlinearity in cavity magnonics induced by coherent perfect absorption

GQ Zhang, Y Wang, W Xiong - Physical Review B, 2023 - APS
We show how to enhance the detection sensitivity of magnon Kerr nonlinearity (MKN) in
cavity magnonics. The considered cavity-magnon system consists of a three-dimensional …

Dissipative-coupling-induced transparency and high-order sidebands with Kerr nonlinearity in a cavity-magnonics system

C Zhao, Z Yang, R Peng, J Yang, C Li, L Zhou - Physical Review Applied, 2022 - APS
In the past few years, the emerging photon-magnon dissipative coupling offers us an
effective way to design and exploit losses to fulfill quantum tasks in hybrid cavity magnonics …

Kerr nonlinearity induced strong spin-magnon coupling

FZ Ji, JH An - Physical Review B, 2023 - APS
One pillar of quantum magnonics is the exploration of the utilization of the mediation role of
magnons in different platforms to develop quantum technologies. The efficient coupling …

Generation of long-lived states via reservoir engineering in dissipatively coupled systems

GQ Zhang, W Feng, W Xiong, QP Su, CP Yang - Physical Review A, 2023 - APS
Very recently, dissipative coupling was discovered, which develops and broadens methods
for controlling and utilizing light-matter interactions. Here, we propose a scheme to generate …

Cavity-mediated level attraction and repulsion between magnons

JMP Nair, D Mukhopadhyay, GS Agarwal - Physical Review B, 2022 - APS
We characterize some of the distinctive hallmarks of magnon-magnon interaction mediated
by the intracavity field of a microwave cavity, along with their testable ramifications. In …

Bistability in dissipatively coupled cavity magnonics

H Pan, Y Yang, ZH An, CM Hu - Physical Review B, 2022 - APS
Dissipative coupling of resonators arising from their cooperative dampings to a common
reservoir induces intriguingly new physics such as energy level attraction. In this study, we …

Absorption of magnons in dispersively coupled hybrid quantum systems

ZX Liu, H Xiong, MY Wu, Y Li - Physical Review A, 2021 - APS
Phenomena involved in magnons have attracted extensive attention for several decades
because of their challenging physical properties, powerful capabilities, and potential …

Anti- symmetry enhanced interconversion between microwave and optical fields

D Mukhopadhyay, JMP Nair, GS Agarwal - Physical Review B, 2022 - APS
The intrinsic dissipation of systems into a shared reservoir introduces coherence between
two systems, enabling anti-parity-time (anti-PT) symmetry. In this paper, we propose an anti …