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We propose how to achieve chiral photon blockade by spinning a nonlinear optical resonator. We show that by driving such a device at a fixed direction, completely different quantum effects can emerge for the counter-propagating optical…

Quantum Physics · Physics 2024-06-04 Yunlan Zuo , Ya-Feng Jiao , Xun-Wei Xu , Adam Miranowicz , Le-Man Kuang , Hui Jing

Linear optical quantum computing provides a desirable approach to quantum computing, with a short list of required elements. The similarity between photons and phonons points to the interesting potential for linear mechanical quantum…

Resonant Raman spectroscopy is realized on closely spaced nanowire based quantum wells. Phonon quantization consistent with 2.4 nm thick quantum wells is observed, in agreement with cross-section transmission electron microscopy…

Mesoscale and Nanoscale Physics · Physics 2012-10-15 Bernt Ketterer , Jordi Arbiol , Anna Fontcuberta i Morral

The optomechanical character of molecules was discovered by Raman about one century ago. Today, molecules are promising contenders for high-performance quantum optomechanical platforms because their small size and large energy-level…

Quantum Physics · Physics 2021-09-22 Burak Gurlek , Vahid Sandoghdar , Diego Martin-Cano

In this paper, we optimize photon blockade in a cavity magnomechanical system using feedback by introducing optimized values for the phase and magnetic field coupling strength at each drive frequency. It is shown that the computed values…

Quantum Physics · Physics 2025-01-07 Mounes Eslami , Kurosh Javidan

We demonstrate the generation of a strong mechanical squeezing in a dissipative optomechanical system by introducing a periodic modulation in the amplitude of a single-tone laser driving the system. The mechanical oscillator is…

Quantum Physics · Physics 2023-05-04 Priyankar Banerjee , Sampreet Kalita , Amarendra K. Sarma

The nonlinear component of the optomechanical interaction between light and mechanical vibration promises many exciting classical and quantum mechanical applications, but is generally weak. Here we demonstrate enhancement of nonlinear…

Quantum Physics · Physics 2023-03-21 Roel Burgwal , Ewold Verhagen

Complete characterization of states and processes that occur within quantum devices is crucial for understanding and testing their potential to outperform classical technologies for communications and computing. However, solving this task…

Quantum Physics · Physics 2020-05-07 E. S. Tiunov , V. V. Tiunova , A. E. Ulanov , A. I. Lvovsky , A. K. Fedorov

We propose a novel type of optomechanical coupling which enables a tripartite interaction between a quantum emitter, an optical mode and a macroscopic mechanical oscillator. The interaction uses a mechanism we term mode field coupling:…

Quantum Physics · Physics 2017-04-05 Michele Cotrufo , Andrea Fiore , Ewold Verhagen

Nonclassical light sources, such as correlated photon-pairs, play an important role in quantum optics and quantum information processing systems. This study proposes a process to generate antibunched photon-pairs in a nondegenerate optical…

Quantum Physics · Physics 2021-06-02 Yi Ren , Shouhui Duan , Wenzhi Xie , Yongkang Shao , Zhenglu Duan

We show that in laser-driven coupled optomechanical systems, photon antibunching can occur under weak optomechanical coupling, contrarily to common expectation. This unconventional photon blockade originates from destructive quantum…

Quantum Physics · Physics 2013-03-12 Vincenzo Savona

In cognitive radio systems, the ability to accurately detect primary user's signal is essential to secondary user in order to utilize idle licensed spectrum. Conventional energy detector is a good choice for blind signal detection, while it…

Information Theory · Computer Science 2019-09-09 Jiabao Gao , Xuemei Yi , Caijun Zhong , Xiaoming Chen , Zhaoyang Zhang

Involving deterministically nonlinear photoresponse in on-chip photodetector is intriguing to develop sophisticated functions in photonic integrated circuits, such as in-sensor computing and optoelectronic mixing, though the corresponding…

To date, micro- and nano-scale optomechanical systems have enabled many proof-of-principle quantum operations through access to high-frequency (GHz) phonon modes that are readily cooled to their thermal ground state. However, minuscule…

Photon coincidence spectroscopy is a promising technique for probing the nonlinear regime of cavity quantum electrodynamics in the optical domain, however its accuracy is mitigated by two factors: higher-order photon correlations, which…

Quantum Physics · Physics 2009-09-25 L. Horvath , B. C. Sanders

We propose a method to decouple the nanomechanical resonator in optomechanical systems from the environmental noise by introducing a chaotic coherent feedback loop. We find that the chaotic controller in the feedback loop can modulate the…

Quantum Physics · Physics 2015-09-16 Nan Yang , Jing Zhang , Hui Wang , Yu-xi Liu , Re-Bing Wu , Lian-qing Liu , Chun-Wen Li , Franco Nori

Experimental observation of the decoherence of macroscopic objects is of fundamental importance to the study of quantum collapse models and the quantum to classical transition. Optomechanics is a promising field for the study of such models…

Quantum Physics · Physics 2018-06-20 Matthew J. Weaver , David Newsom , Fernando Luna , Wolfgang Löffler , Dirk Bouwmeester

This study introduces the theory of a microcalorimeter based on phonon-blocked superconducting tunnel junctions, integrating on-chip electron cooling and boundary resistance phonon isolation to achieve exceptional energy resolution and…

Instrumentation and Detectors · Physics 2026-03-31 Zhuoran Geng , Joel Hätinen , Emma Mykkänen , Mika Prunnila , Ilari J. Maasilta

Generating and detection coherent high-frequency heat-carrying phonons has been a great topic of interest in recent years. While there have been successful attempts in generating and observing coherent phonons, rigorous techniques to…

Mesoscale and Nanoscale Physics · Physics 2018-01-24 Ding Ding , Xiaobo Yin , Baowen Li

We study the effects of parity-time(PT)-symmetry on the photon blockade and distinguish the different blockade mechanisms in a double-cavity optomechanical system. By studying the light statistics of the system, we find the completely…

Quantum Physics · Physics 2019-05-01 Dong-Yang Wang , Cheng-Hua Bai , Shutian Liu , Shou Zhang , Hong-Fu Wang
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