English
Related papers

Related papers: Squeezing Microwaves by Magnetostriction

200 papers

We study the squeezing of output quadratures of an electro-magnetic field escaping from a resonator coupled to a general quantum system with arbitrary interaction strengths. The generalized theoretical analysis of output squeezing proposed…

Quantum Physics · Physics 2016-12-08 Roberto Stassi , Salvatore Savasta , Luigi Garziano , Bernardo Spagnolo , Franco Nori

One of the most fundamental quantum states of light is squeezed vacuum, in which noise in one of the quadratures is less than the standard quantum noise limit. Significant progress has been made in the generation of optical squeezed vacuum…

Quantum Physics · Physics 2022-10-05 Rajveer Nehra , Ryoto Sekine , Luis Ledezma , Qiushi Guo , Robert M. Gray , Arkadev Roy , Alireza Marandi

We theoretically show that strong mechanical quantum squeezing in a linear optomechanical system can be rapidly generated through the dynamical instability reached in the far red-detuned and ultrastrong coupling regime. We show that this…

The emerging field of quantum magnonics seeks to understand and harness the quantum properties of magnons -- quantized collective spin excitations in magnets. Squeezed magnon states arise naturally as the equilibrium ground states of…

Quantum Physics · Physics 2025-12-30 Z. M. McIntyre , Ji Zou , Jelena Klinovaja , Daniel Loss

Squeezed states of light are used for precision metrology and quantum-enhanced measurements, with applications spanning communication and sensing. State-of-the-art squeezed-light sources typically rely on optical cavities to achieve high,…

Optics · Physics 2026-03-30 Erik Anders Torsten Svanberg , Daniel Voigt , Vaishali Adya

Quantum squeezed states, with reduced quantum noise, have been widely utilized in quantum sensing and quantum error correction applications. However, generating and manipulating these nonclassical states with a large squeezing degree…

We study a parametrically-driven nanomechanical resonator capacitively coupled to a microwave cavity. If the nanoresonator can be cooled to near its quantum ground state then quantum squeezing of a quadrature of the nanoresonator motion…

Quantum Physics · Physics 2009-11-13 M. J. Woolley , A. C. Doherty , G. J. Milburn , K. C. Schwab

Strongly squeezed light finds many important applications within the fields of quantum metrology, quantum communication and quantum computation. However, due to the bulkiness and complexity of most squeezed light sources of today, they are…

Squeezing of light's quantum noise requires temporal rearranging of photons. This again corresponds to creation of quantum correlations between individual photons. Squeezed light is a non-classical manifestation of light with great…

We present the reduction and manipulation of quantum radiation pressure noise (QRPN) in an optomechanical cavity with the injection of squeezed light. The optomechanical system consists of a high-reflectivity single-crystal microresonator…

The quantum noise of the light field is a fundamental noise source in interferometric gravitational wave detectors. Injected squeezed light is capable of reducing the quantum noise contribution to the detector noise floor to values that…

General Relativity and Quantum Cosmology · Physics 2009-11-10 R. Schnabel , J. Harms , K. A. Strain , K. Danzmann

In ref [Phys. Rev. A 106, 013720], the scheme of quantum non-demolition measurement of optical quanta that uses a resonantly enhanced Kerr nonlinearity in optical microresonators was analyzed theoretically. It was shown that using the…

Quantum Physics · Physics 2023-08-15 Stepan Balybin , Dariya Salykina , Farid Ya. Khalili

Squeezed light is a key quantum resource that enables quantum advantages for sensing, networking, and computing applications. The scalable generation and manipulation of squeezed light with integrated platforms are highly desired for the…

Optics · Physics 2022-04-06 Pao-Kang Chen , Ian Briggs , Songyan Hou , Linran Fan

Quantum noise will be the dominant noise source for the advanced laser interferometric gravitational wave detectors currently under construction. Squeezing-enhanced laser interferometers have been recently demonstrated as a viable technique…

Instrumentation and Detectors · Physics 2015-06-23 Katherine L Dooley , Emil Schreiber , Henning Vahlbruch , Christoph Affeldt , Jonathan R Leong , Holger Wittel , Hartmut Grote

Squeezed states of light reduce the signal-normalized photon counting noise of measurements without increasing the light power and enable fundamental research on quantum entanglement in hybrid systems of light and matter. Furthermore, the…

Quantum Physics · Physics 2020-11-25 Lisa Kleybolte , Pascal Gewecke , Andreas Sawadsky , Mikhail Korobko , Roman Schnabel

The generation and application of squeezed light have long been central goals of quantum optics, enabling sensing below the standard quantum limit, optical quantum computing platforms, and more. Intensity noise squeezing of bright…

Optics · Physics 2024-05-08 Sahil Pontula , Jamison Sloan , Nicholas Rivera , Marin Soljacic

The future laser interferometric gravitational-wave detectors sensitivity can be improved using squeezed light. In particular, recently a scheme which uses the optical field with frequency dependent squeeze factor, prepared by means of a…

General Relativity and Quantum Cosmology · Physics 2008-11-26 F. Ya. Khalilli

Advanced gravitational-wave detectors are limited by quantum noise in their most sensitive frequency band. Quantum noise suppression techniques, such as the application of the quantum squeezed state of light, have been actively studied in…

General Relativity and Quantum Cosmology · Physics 2020-07-01 Teng Zhang , Denis Martynov , Andreas Freise , Haixing Miao

We study rotating squeezed quantum states created by a parametric resonance in an open harmonic system. As a specific realization of the phenomenon we study a mesoscopic SQUID loop where the state preparation procedure is simple in…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 T. Ojanen , J. Salo

Cold atoms from a magneto-optic trap have been used as a nonlinear medium in a nearly resonant cavity. Squeezing in a probe beam passing through the cavity was demonstrated. The measured noise reduction is 40% for free atoms and 20% for…

Quantum Physics · Physics 2009-10-31 A. Lambrecht , T. Coudreau , A. M. Steinberg , E. Giacobino