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The control of light transmission through a Fabry-Perot cavity containing atoms is theoretically investigated, when the cavity mode beam and an intersecting control beam are both close to specific atomic resonances. A four-level atomic…

Optics · Physics 2016-02-10 Rahul Sawant , S. A. Rangwala

We present novel hysteretic behaviour of a three-level ladder atomic system exhibiting double-cavity optical bistability in the mean-field limit. The two fields coupling the atomic system experience feedback via two independent,…

Optics · Physics 2011-04-18 H. Aswath Babu , Harshawardhan Wanare

We investigate optical bistability in a multilayer one-dimensional photonic crystal where the central layer is doped with $\Lambda$-type three level atoms. We take into account the influence of spontaneously generated coherence when the…

Quantum Physics · Physics 2015-06-17 Shahnaz Aas , Özgür E. Müstecaplioğlu

The advantage of optical bistability (OB) using three-level electromagnetically induced transparency (EIT) atomic system over the two-level system is its controllability, as absorption, dispersion, and optical nonlinearity in one of the…

Quantum Physics · Physics 2019-05-22 Juan D. Serna , Amitabh Joshi

We explore theoretically the bistable behavior of intracavity photon number in a two-mode cavity optomechanical system, where two cavity modes are coupled to a common mechanical resonator. When the two cavity modes are driven by two pump…

Quantum Physics · Physics 2015-06-16 Cheng Jiang , Hongxiang Liu , Yuanshun Cui , Xiaowei Li , Guibin Chen , Xuemin Shuai

We investigate theoretically the effect of optical feedback from a cavity containing an ultracold two level atomic ensemble, on the bistable behavior shown by mean intracavity optical field in an optomechanical cavity resonator. It turns…

Quantum Physics · Physics 2015-09-01 Bijita Sarma , Amarendra K. Sarma

We study the collective motion of atoms confined in an optical lattice operating inside a high finesse ring cavity. A simplified theoretical model for the dynamics of the system is developed upon the assumption of adiabaticity of the atomic…

Quantum Physics · Physics 2009-11-10 Th. Elsaesser , B. Nagorny , A. Hemmerich

The optical bistability have been studied theoretically in a multi-mode optomechanical system with two mechanical oscillators independently coupled to two cavities in addition to direct tunnel coupling between cavities. It is proved that…

Quantum Physics · Physics 2021-05-13 Zhen Wang , Cheng Jiang , Yong He , Chang-Ying Wang , Xiao-Lei Yin , Heng-Mei Li , Hong-Chun Yuan

We experimentally demonstrate an optical bistability between two hyperfine atomic ground states, using a single mode of an optical resonator in the collective strong coupling regime. Whereas in the familiar case, the bistable region is…

Quantum Physics · Physics 2023-10-09 B. Gábor , D. Nagy , A. Dombi , T. W. Clark , F. I. B. Williams , K. V. Adwaith , A. Vukics , P. Domokos

We report on the observation of a novel manifestation of saturation-induced optical bistability in a resonantly pumped optical ring cavity interacting strongly with a cloud of atoms via a narrow atomic transition. The bistability emerges,…

We investigate theoretically the effect of optical feedback from a cavity containing an ultracold two level atomic ensemble, on the bistable behavior shown by mean intracavity optical field and the ground state cooling effect of the…

Quantum Physics · Physics 2015-03-13 Bijita Sarma , Amarendra K. Sarma

We theoretically explore optical bistability for possible signature of all optical switching and their performance in a hybrid quantum optomechanical system comprising of two semiconductor microcavity coupled optically. One of the cavity is…

Quantum Physics · Physics 2019-12-02 Vijay Bhatt , Sabur A. Barbhuiya , Pradip K. Jha , Aranya B. Bhattacherjee

We give a microscopic description of the optical bistability, where the transmission coefficient has two different values as a function of input light intensity, and the system exhibits a discontinuous jump with a hysteresis loop. We…

Statistical Mechanics · Physics 2018-10-10 Tatsuhiko Shirai , Synge Todo , Hans de Raedt , Seiji Miyashita

A cavity QED system is analyzed which duplicates the dynamics of a two-level atom in free space interacting exclusively with broadband squeezed light. We consider atoms in a three or four-level Lambda-configuration coupled to a high-finesse…

Quantum Physics · Physics 2009-11-07 Stephen Clark , Scott Parkins

A model of nonlinear optical system surrounded by two loops of feedback is investigated. The cell with the vapor of rubidium - type atoms is taken in the capacity of nonlinear element. Two modes of near-resonant electromagnetic field…

Quantum Physics · Physics 2015-05-20 George P. Miroshnichenko , Alexander I. Trifanov

We explore the coherent control of nonlinear absorption of intense laser fields in four-level atomic systems. For instance, in a four-level ladder system, a coupling field creates electromagnetically induced transparency (EIT) with…

Quantum Physics · Physics 2016-09-05 Pardeep Kumar , Shubhrangshu Dasgupta

A new analytical method is presented here, offering a physical view of driven cavities where the external field cannot be neglected. We introduce a new dimensionless complex parameter, intrinsically linked to the cooperativity parameter of…

Quantum Physics · Physics 2009-11-10 K. Murr

We obtain optical instabilities in all-optical bistable systems arising from competing cooperative pathways at low input light levels. In particular for three-level atomic systems in the lambda and V configuration interacting with two…

Optics · Physics 2013-08-14 H. Aswath Babu , Harshawardhan Wanare

We propose a scheme for controlling nonlinear coherent perfect absorption (CPA) in a three-level \Lambda-type atom-cavity system. Generally, the normally nonlinear CPA and the bistable CPA can be attained at the different frequencies of an…

Quantum Physics · Physics 2022-03-02 Miaodi Guo

We report the observation of optical bistability in a microcavity pumped at the "magic angle". Experimental evidence is given in the form of a hysteresis cycle of the nonlinear emission as a function of the pump intensity or the position of…

Strongly Correlated Electrons · Physics 2013-10-03 A. Baas , J. -Ph. Karr , M. Romanelli , A. Bramati , E. Giacobino
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