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Related papers: Light Squeezing at the Transition to Quantum Chaos

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Based on the time-convolutionless master-equation approach, we investigate squeezing of light field in a dissipative Jaynes-Cummings model. The results show that squeezing light can be generated when the atom transits to a ground state from…

Quantum Physics · Physics 2019-01-17 Hong-Mei Zou , Mao-Fa Fang

We discuss dissipative chaos showing symmetries in the phase space and nonclassical statistics for a parametrically driven nonlinear Kerr resonator (PDNR). In this system an oscillatory mode is created in the process of degenerate…

Other Condensed Matter · Physics 2014-07-30 T. V. Gevorgyan , G. H. Hovsepyan , A. R. Shahinyan , G. Yu. Kryuchkyan

A three-component dynamic system with influence of pumping and nonlinear dissipation describing a quantum cavity electrodynamic device is studied. Different dynamical regimes are investigated in terms of divergent trajectories approaches…

Chaotic Dynamics · Physics 2015-05-13 E. D. Belokolos , V. O. Kharchenko , D. O. Kharchenko

We analyze the properties and dynamics of generalized squeezed states. We find that, in stark contrast to displacement and two-photon squeezing, higher-order squeezing leads to oscillatory dynamics. The state is squeezed in the initial…

Quantum Physics · Physics 2025-08-25 Sahel Ashhab , Mohammad Ayyash

The route to chaos and phase dynamics in a rotating shallow-water model were rigorously examined using a five-mode Galerkin truncated system with complex variables. This system is valuable for investigating how large/meso-scales destabilize…

Chaotic Dynamics · Physics 2024-09-04 Francesco Carbone , Denys Dutykh

We elucidate the basic physical mechanisms responsible for the quantum-classical transition in one-dimensional, bounded chaotic systems subject to unconditioned environmental interactions. We show that such a transition occurs due to the…

Quantum Physics · Physics 2007-10-18 Benjamin D. Greenbaum , Salman Habib , Kosuke Shizume , Bala Sundaram

We theoretically investigate the quantum phase transition in the collective systems of qubits in a high-quality cavity, which is driven by a squeezed light. We show that the squeezed light induced symmetry breaking can result in quantum…

Quantum Physics · Physics 2020-02-26 Chengjie Zhu , Leilei Ping , Yaping Yang , Girish S. Agarwal

Understanding quantum chaos is of profound theoretical interest and carries significant implications for various applications, from condensed matter physics to quantum error correction. Recently, out-of-time ordered correlators (OTOCs) have…

Quantum Physics · Physics 2024-09-17 Naga Dileep Varikuti

We investigate the non-equilibrium quantum dynamics of a canonical light-matter system, namely the Dicke model, when the light-matter interaction is ramped up and down through a cycle across the quantum phase transition. Our calculations…

Quantum Gases · Physics 2016-09-12 F. J. Gómez-Ruiz , O. L. Acevedo , L. Quiroga , F. J. Rodríguez , N. F. Johnson

We study how chaos, introduced by a weak perturbation, affects the reliability of the output of analog quantum simulation. As a toy model, we consider the Lipkin-Meshkov-Glick (LMG) model. Inspired by the semiclassical behavior of the order…

Quantum Physics · Physics 2021-08-18 Karthik Chinni , Pablo M. Poggi , Ivan H. Deutsch

Fluids cooled to the liquid-vapor critical point develop system-spanning fluctuations in density that transform their visual appearance. Despite the rich phenomenology of this critical point, there is not currently an explanation of the…

Statistical Mechanics · Physics 2020-10-09 Moupriya Das , Jason R. Green

The entropy production rate for an open quantum system with a classically chaotic limit has been previously argued to be independent of $\hbar$ and $D$, the parameter denoting coupling to the environment, and to be equal to the sum of…

Quantum Physics · Physics 2007-05-23 Arnaldo Gammal , Arjendu K. Pattanayak

Autonomous randomly coupled neural networks display a transition to chaos at a critical coupling strength. We here investigate the effect of a time-varying input on the onset of chaos and the resulting consequences for information…

Neurons and Cognition · Quantitative Biology 2018-11-21 Jannis Schuecker , Sven Goedeke , Moritz Helias

Quantum fluids of light are an emerging tool employed in quantum many-body physics. Their amazing properties and versatility allow using them in a wide variety of fields including gravitation, quantum information and simulation. However the…

Pattern Formation and Solitons · Physics 2017-10-18 Maria Chiara Braidotti , Antonio Mecozzi , Claudio Conti

We demonstrate that the unitary dynamics of a multi-qubit system can display hypersensitivity to initial state perturbation. This contradicts the common belief that the classical approach based on the exponential divergence of initially…

Quantum Physics · Physics 2023-07-28 Andrzej Grudka , Paweł Kurzyński , Adam S. Sajna , Jan Wójcik , Antoni Wójcik

Particle production during cosmic expansion can be interpreted as a two-mode squeezing process of quantum states. The two-mode squeezed states consist of an infinite number of entangled particles and then enhance the nonclassicality of…

General Relativity and Quantum Cosmology · Physics 2022-11-23 Sugumi Kanno , Jiro Soda

High-harmonic generation (HHG) has recently emerged as a promising method for generating non-classical states of light with frequencies spanning from the infrared up to the extreme ultraviolet regime. In this work, we theoretically…

We create squeezed light by exploiting the quantum nature of the mechanical interaction between laser light and a membrane mechanical resonator embedded in an optical cavity. The radiation pressure shot noise (fluctuating optical force from…

Quantum Physics · Physics 2013-10-23 T. P. Purdy , P. -L. Yu , R. W. Peterson , N. S. Kampel , C. A. Regal

It is demonstrated that quantum systems classically exhibiting strong and homogeneous chaos in a bounded region of the phase space can induce a global quantum diffusion. As an ideal model system, a small quantum chaos with finite Hilbert…

Statistical Mechanics · Physics 2024-01-02 Hiroaki S. Yamada , Kensuke S. Ikeda

A new micro-irreversible 3D theory of quantum multichannel scattering in the three-body system is developed. The quantum approach is constructed on the generating trajectory tubes which allow taking into account influence of classical…

Quantum Physics · Physics 2007-05-23 Ashot S. Gevorkyan , Alexander V. Bogdanov , Gunnar Nyman
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