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Related papers: Driven degenerate three-level cascade laser

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Employing the master equation for a three-level laser driven by coherent light and coupled to a squeezed vacuum reservoir, we obtain stochastic differential equations associated with the normal ordering. Using the solutions of the…

Quantum Physics · Physics 2017-09-29 Dawit Hiluf , Fesseha Kassahun

Applying stochastic differential equations, we study the squeezing and statistical properties of the cavity and output modes of a degenerate three-level laser whose cavity contains a parametric amplifier and coupled to a squeezed vacuum…

Quantum Physics · Physics 2007-05-23 Eyob Alebachew , K. Fesseha

The aim of this paper is to study the squeezing and statistical properties of the light produced by a degenerate three-level laser whose cavity contains a degenerate parametric amplifier. In this quantum optical system the top and bottom…

Quantum Physics · Physics 2007-06-13 E. Alebachew , K. Fesseha

We introduce the concept of a squeezed laser, in which a squeezed cavity mode develops a macroscopic photonic occupation due to stimulated emission. Above the lasing threshold, the emitted light retains both the spectral purity inherent of…

Quantum Physics · Physics 2021-11-10 Carlos Sánchez Muñoz , Dieter Jaksch

We show that a two-mode three-level cascade laser driven by external coherent fields generate intense entangled light. It turns out that external driving fields which are at resonance with the cavity modes substantially improves the…

Quantum Physics · Physics 2011-09-21 Eyob Alebachew Sete

We analyze the quantum properties of the light generated by a three-level laser with a closed cavity and coupled to a vacuum reservoir. The three-level atoms available in the cavity are pumped from the bottom to the top level by means of…

Quantum Physics · Physics 2012-09-26 Fesseha Kassahun

A detailed derivation of the master equation of the cavity radiation of a coherently prepared $Y$-shaped four-level correlated emission laser is presented. The outline of the procedures that can be employed in analytically solving the…

Quantum Physics · Physics 2015-05-28 Sintayehu Tesfa

We study the squeezing as well as the statistical properties of the output radiation from a degenerate parametric oscillator coupled to a squeezed vacuum reservoir employing the stochastic differential equations associated with the normal…

Quantum Physics · Physics 2007-05-23 Sintayehu Tesfa

Generating multi-photon entangled states is a primary task for applications of quantum information processing. We investigate production of photon-triplet in a regime of light amplification in second-order nonlinear media under action of a…

Quantum Physics · Physics 2012-05-18 T. V. Gevorgyan , G. Yu. Kryuchkyan

We investigate the output generation of squeezed radiation of a cavity photon mode coupled to another off-resonant bosonic excitation. By modulating in time their linear interaction, we predict high degree of output squeezing when the…

Quantum Physics · Physics 2016-07-14 S. Fedortchenko , S. Huppert , A. Vasanelli , Y. Todorov , C. Sirtori , C. Ciuti , A. Keller , T. Coudreau , P. Milman

We propose a scheme generating robust squeezed light by using double cavity optomechanical system driven by a blue detuned laser in one cavity and by a red detuned laser in the other. This double cavity system is shown to mimic effectively…

Quantum Physics · Physics 2014-11-14 Kenan Qu , G. S. Agarwal

We investigate the creation of squeezed states of a vibrating membrane or a movable mirror in an opto-mechanical system. An optical cavity is driven by squeezed light and couples via radiation pressure to the membrane/mirror, effectively…

Quantum Physics · Physics 2009-06-30 K. Jaehne , C. Genes , K. Hammerer , M. Wallquist , E. S. Polzik , P. Zoller

We propose that the squeezed light accompanied by hyperradiance is induced by quantum interference in a linear system consisting of a high quality optical cavity and two coherently driven two-level qubits. When two qubits are placed at the…

Quantum Physics · Physics 2022-06-27 Jun Li , Chengjie Zhu , Yaping Yang

An efficient method to tune the spatial coherence of a degenerate laser over a broad range with minimum variation in the total output power is presented. It is based on varying the diameter of a spatial filter inside the laser cavity. The…

Optics · Physics 2015-06-16 Micha Nixon , Brandon Redding , Asher Friesem , Hui Cao , Nir Davidson

Quantized descriptions of nonlinear-optical processes can be relevant from the perspective of developing novel nonclassical sources of light. As a special case, it is useful to characterize light emitted by classically driven systems, since…

Quantum Physics · Physics 2023-03-21 Ákos Gombkötő

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

Squeezed light is a quantum resource that can improve the sensitivity of optical measurements. However, existing sources of squeezed light generally require high powers and are not amenable to portability. Here we theoretically investigate…

Quantum Physics · Physics 2020-12-07 Bonnie L. Schmittberger

We analyze the quantum properties of the light generated by a two-level laser in which the two-level atoms available in a closed cavity are pumped to the upper level by means of electron bombardment. We consider the case in which the…

Quantum Physics · Physics 2015-06-11 Fesseha Kassahun

A study of the evolution of two-mode squeezing, entanglement and intensity of the cavity radiation of a two-photon correlated emission laser initially seeded with a thermal light is presented. The dependence of the degree of two-mode…

Quantum Physics · Physics 2010-11-29 Sintayehu Tesfa

We discuss a simple yet surprisingly effective mechanism which allows the generation of squeezed output light from an optomechanical cavity. In contrast to the well known mechanism of "ponderomotive squeezing", our scheme generates squeezed…

Quantum Physics · Physics 2014-07-02 Andreas Kronwald , Florian Marquardt , Aashish A. Clerk
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