Magnon-atom interaction via dispersive cavities: Magnon entanglement

D Kong, X Hu, L Hu, J Xu - Physical Review B, 2021 - APS
In general, a magnon does not interact directly with an atom. Here we present a scheme to
generate coherent coupling between two magnons and a superconducting artificial atom via …

Long-range generation of a magnon-magnon entangled state

Y Ren, J Xie, X Li, S Ma, F Li - Physical Review B, 2022 - APS
Generation of entanglement between spatially separated macroscopic systems enables
quantum networks and fundamental tests of quantum theory. Here, we propose a scheme to …

Quantum entanglement generation on magnons assisted with microwave cavities coupled to a superconducting qubit

JM Li, SM Fei - Frontiers of Physics, 2023 - Springer
We present protocols to generate quantum entanglement on nonlocal magnons in hybrid
systems composed of yttrium iron garnet (YIG) spheres, microwave cavities and a …

Entangling two magnon modes via magnetostrictive interaction

J Li, SY Zhu - New Journal of Physics, 2019 - iopscience.iop.org
We present a scheme to entangle two magnon modes in a cavity magnomechanical system.
The two magnon modes are embodied by collective motions of a large number of spins in …

Macroscopic entanglement of two magnon modes via quantum correlated microwave fields

M Yu, SY Zhu, J Li - Journal of Physics B: Atomic, Molecular and …, 2020 - iopscience.iop.org
We present a scheme to entangle two magnon modes in two macroscopic yttrium-iron-
garnet spheres. The two spheres are placed inside two microwave cavities, which are driven …

Enhancement of magnon-magnon entanglement inside a cavity

HY Yuan, S Zheng, Z Ficek, QY He, MH Yung - Physical Review B, 2020 - APS
Magnon-photon coupling inside a cavity has been experimentally realized and has attracted
significant attention for its potential docking with quantum information science. Whether this …

Stationary quantum entanglement and steering between two distant macromagnets

J Xie, H Yuan, S Ma, S Gao, F Li… - Quantum Science and …, 2023 - iopscience.iop.org
Generating and manipulating magnon quantum states for quantum information processing is
a central topic in quantum magnonics. The conventional strategy amplifies the nonlinear …

Entangling magnon and superconducting qubit by using a two-mode squeezed-vacuum microwave field

CX Ning, M Yin - JOSA B, 2021 - opg.optica.org
We propose a scheme to generate entanglement between magnon and superconducting
qubit. The macroscopic yttrium–iron–garnet sphere and superconducting qubit are installed …

Engineering entangled coherent states of magnons and phonons via a transmon qubit

M Kounalakis, S Viola Kusminskiy, YM Blanter - Physical Review B, 2023 - APS
We propose a scheme for generating and controlling entangled coherent states (ECSs) of
magnons, ie, the quanta of the collective spin excitations in magnetic systems, or phonons in …

Remote magnon entanglement between two massive ferrimagnetic spheres via cavity optomagnonics

WJ Wu, YP Wang, JZ Wu, J Li, JQ You - Physical Review A, 2021 - APS
Recent studies show that hybrid quantum systems based on magnonics provide a new and
promising platform for generating macroscopic quantum states involving a large number of …