High‐dimensional quantum communication: benefits, progress, and future challenges

D Cozzolino, B Da Lio, D Bacco… - Advanced Quantum …, 2019 - Wiley Online Library
In recent years, there has been a rising interest in high‐dimensional quantum states and
their impact on quantum communication. Indeed, the availability of an enlarged Hilbert …

Optomechanics for quantum technologies

S Barzanjeh, A Xuereb, S Gröblacher, M Paternostro… - Nature Physics, 2022 - nature.com
The ability to control the motion of mechanical systems through interaction with light has
opened the door to a plethora of applications in fundamental and applied physics. With …

Quantum superposition of molecules beyond 25 kDa

YY Fein, P Geyer, P Zwick, F Kiałka, S Pedalino… - Nature Physics, 2019 - nature.com
Matter-wave interference experiments provide a direct confirmation of the quantum
superposition principle, a hallmark of quantum theory, and thereby constrain possible …

Microwave-to-optics conversion using a mechanical oscillator in its quantum ground state

M Forsch, R Stockill, A Wallucks, I Marinković… - Nature Physics, 2020 - nature.com
Conversion between signals in the microwave and optical domains is of great interest both
for classical telecommunication and for connecting future superconducting quantum …

Locality and entanglement in table-top testing of the quantum nature of linearized gravity

RJ Marshman, A Mazumdar, S Bose - Physical Review A, 2020 - APS
This paper points out the importance of the assumption of locality of physical interactions,
and the concomitant necessity of propagation of an entity (in this case, off-shell quanta …

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 …

A quantum memory at telecom wavelengths

A Wallucks, I Marinković, B Hensen, R Stockill… - Nature Physics, 2020 - nature.com
Nanofabricated mechanical resonators are gaining significant momentum among potential
quantum technologies due to their unique design freedom and independence from naturally …

Nonreciprocal entanglement in cavity-magnon optomechanics

J Chen, XG Fan, W Xiong, D Wang, L Ye - Physical Review B, 2023 - APS
Cavity optomechanics, a promising platform to investigate macroscopic quantum effects, has
been widely used to study nonreciprocal entanglement with the Sagnac effect. Here, we …

Observable quantum entanglement due to gravity

T Krisnanda, GY Tham, M Paternostro… - npj Quantum …, 2020 - nature.com
No experiment to date has provided evidence for quantum features of the gravitational
interaction. Recently proposed tests suggest looking for the generation of quantum …

A perspective on hybrid quantum opto-and electromechanical systems

Y Chu, S Gröblacher - Applied Physics Letters, 2020 - pubs.aip.org
Quantum opto-and electromechanical systems interface mechanical motion with the
electromagnetic modes of optical resonators and microwave circuits. The capabilities and …