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We demonstrate the control of entanglement in a hybrid optomechanical system comprising an optical cavity with a mechanical end-mirror and an intracavity Bose-Einstein condensate (BEC). Pulsed laser light (tuned within realistic…

Quantum Physics · Physics 2015-03-20 B. Rogers , M. Paternostro , G. M. Palma , G. De Chiara

We study theoretically a three-mode optomechanical system where two mechanical oscillators are independently coupled to a single cavity mode. By optimized two-tone or four-tone driving of the cavity one can prepare the mechanical…

Quantum Physics · Physics 2015-06-19 M. J. Woolley , A. A. Clerk

We show how to utilize magnetostriction to synchronize two mechanical vibration modes in a cavity magnomechanical system. The dispersive magnetostrictive interaction provides necessary nonlinearity required for achieving synchronization.…

Quantum Physics · Physics 2023-12-06 Jiong Cheng , Wenlin Li , Jie Li

We theoretically study the unique applications of optomechanics based on traveling-wave microresonators, where the optomechanical coupling of degenerate modes can be enhanced selectively by optically pumping in different directions. We show…

Quantum Physics · Physics 2017-04-18 Yan-Lei Zhang , Chun-Hua Dong , Chang-Ling Zou , Xu-Bo Zou , Ying-Dan Wang , Guang-Can Guo

Interfacing between matter qubits and light is a crucial provision for numerous quantum technological applications. However, a generic qubit may not directly interact with a relevant optical field mode, and hence, one could necessitate to…

Quantum Physics · Physics 2019-11-13 Victor Montenegro , G. D. de Moraes Neto , Sougato Bose

Quantum entanglement is a crucial resource for a wide variety of quantum technologies. However, the current state-of-art methods to generate quantum entanglement in optomechanical systems are not as efficient as all-optical methods…

Nonclassical states are an important class of states in quantum mechanics, particularly for applications in quantum information theory. Optomechanical systems are invaluable platforms for exploring and harnessing these states. In this…

Quantum Physics · Physics 2024-12-02 Bruno P. Schnepper , Danilo Cius , Fabiano M. Andrade

We investigated the optimal control of a continuous variable system, focusing on entanglement generation in an optomechanical system without utilizing Fock basis cutoffs. Using the Krotov algorithm to optimize the dynamics of the covariance…

Quantum Physics · Physics 2025-02-17 Pengju Chen , Da-Wei Luo , Ting Yu

We theoretically proposed one of the approaches achieving the quantum entanglement between light and microwave by means of electro-optic effect. Based on the established full quantum model of electro-optic interaction, the entanglement…

Quantum Physics · Physics 2019-10-23 Jinkun Liao , Qizhi Cai , Qiang Zhou

The coherence and correlation properties of effective bosonic modes of a nano-mechanical cavity composed of an oscillating mirror and containing an optical lattice of regularly trapped atoms are studied. The system is modeled as a…

Quantum Physics · Physics 2013-05-30 Li-hui Sun , Gao-xiang Li , Zbigniew Ficek

We investigate collective nonlinear dynamics in a blue-detuned optomechanical cavity that is mechanically coupled to an undriven mechanical resonator. By controlling the strength of the driving field, we engineer a mechanical gain that…

Mesoscale and Nanoscale Physics · Physics 2020-10-21 P. Djorwé , Y. Pennec , B. Djafari-Rouhani

We propose an experiment to create and verify entanglement between remote mechanical objects by use of an optomechanical interferometer. Two optical cavities, each coupled to a separate mechanical oscillator, are coherently driven such that…

Quantum Physics · Physics 2011-09-16 K. Borkje , A. Nunnenkamp , S. M. Girvin

Entanglement generation at a macroscopic scale offers an exciting avenue to develop new quantum technologies and study fundamental physics on a tabletop. Cavity quantum optomechanics provides an ideal platform to generate and exploit such…

Quantum Physics · Physics 2020-06-19 J. Clarke , P. Sahium , K. E. Khosla , I. Pikovski , M. S. Kim , M. R. Vanner

Quantum mechanics is characterized by quantum coherence and entanglement. After having discovered how these fundamental concepts govern physical reality, scientists have been devoting intense efforts to harness them to shape future science…

The inelastic interaction between flying particles and optical nanocavities gives rise to entangled states in which some excitations of the latter are paired with changes in the energy or momentum of the former. In particular, entanglement…

Quantum Physics · Physics 2025-09-23 Andrea Konečná , Fadil Iyikanat , F. Javier García de Abajo

Quantum mechanics dictates the band-structure of materials that is essential for functional electronic components. With increased miniaturization of devices, it becomes possible to exploit the full potential of quantum mechanics through the…

Quantum Physics · Physics 2022-05-26 Kasper Poulsen , Alan C. Santos , Lasse B. Kristensen , Nikolaj T. Zinner

We present a scheme for controlling quantum correlations by applying feedback to the cavity mode that exits a cavity while interacting with a mechanical oscillator and magnons. In a hybrid cavity magnomechanical system with a movable…

Quantum Physics · Physics 2026-01-13 M. Amazioug , D. Dutykh , M. Asjad

The fields of cavity quantum electrodynamics and magnetism have recently merged into \textit{`cavity spintronics'}, investigating a quasiparticle that emerges from the strong coupling between standing electromagnetic waves confined in a…

Temporal modulation unlocks possibilities to dynamically control and modify the response of electromagnetic systems. Employing explicit dependencies of circuit or surface parameters on time enables the engineering of systems with…

Systems and Control · Electrical Eng. & Systems 2023-03-01 Grigorii Ptitcyn , Mohammad Sajjad Mirmoosa , Silvi Hrabar , Sergey Tretyakov

Quantum entanglement is an interesting resource for modern quantum technologies, where generating multiple quantum entanglement is highly required. However, entanglement engineering between multiple modes is strongly suppressed by dark mode…

Quantum Physics · Physics 2026-02-17 E. Kongkui Berinyuy , P. Djorwé , A. N. Al-Ahmadi , H. Ardah , A. -H. Abdel-Aty