English
Related papers

Related papers: Non-classical Photon Statistics For Two-mode Optic…

200 papers

We discuss the nonclassical properties of photon-subtracted compass states (PSCS). Nonclassical behavior is studied using various parameters like the Wigner function, squeezing, and photon statistical parameters like Mandels Q-function,…

Quantum Physics · Physics 2025-03-06 Amit Das , Sobhan Sounda

We have devised an experimentally realizable model generating twin beam states whose individual beam photon statistics are varied from thermal to Poissonian keeping the non-classical mode correlation intact. We have studied the usefulness…

Quantum Physics · Physics 2022-01-05 N. Samantaray , J. C. F. Matthews , J. G. Rarity

The concept of photon added two-mode Schr\"odinger cat states in which both modes are independent is introduced, their non-classical properties and entanglement are studied. The introduced states emerge as the eigenstates of $f_1f_2a_1a_2$,…

Quantum Physics · Physics 2022-05-24 S Nibedita Swain , Yashovardhan Jha , Prasanta K. Panigrahi

From the photon-added one-photon nonlinear coherent states $a^{\dagger m}|\alpha,f>$, we introduce a new type of nonlinear coherent states with negative values of $m.$ The nonlinear coherent states corresponding to the positive and negative…

Quantum Physics · Physics 2009-11-06 Xiao-Guang Wang

In quantum optics, measurement statistics -- for example, photocounting statistics -- are considered nonclassical if they cannot be reproduced with statistical mixtures of classical radiation fields. We have formulated a necessary and…

Quantum Physics · Physics 2024-09-02 V. S. Kovtoniuk , E. V. Stolyarov , O. V. Kliushnichenko , A. A. Semenov

We investigate the statistical properties of the photon-subtractions from the two-mode squeezed vacuum state and its decoherence in a thermal environment. It is found that the state can be considered as a squeezed two-variable Hermite…

Quantum Physics · Physics 2009-05-19 Li-yun Hu , Xue-xiang , Hong-yi Fan

In the present paper, we have studied the higher as well as the lower-order nonclassicalities of photon-added-then-subtracted and photon-subtracted-then-added thermal and even coherent states. Different criteria such as Mandel's function…

Quantum Physics · Physics 2024-04-26 Deepak , Arpita Chatterjee

We introduce a kind of entangled state---photon-addition two-mode squeezed thermal state (TMSTS) by adding photons to each mode of the TMSTS. Using the P-representation of thermal state, the compact expression of the normalization factor is…

Quantum Physics · Physics 2015-06-04 Li-Yun Hu , Fang Jia , Zhi-Ming Zhang

Nonlinear squeezing is a property of non-Gaussian states of light with an important application in continuous variable quantum computing. We study the generation of nonlinear squeezing in multimode systems produced by the photon-added…

Quantum Physics · Physics 2025-05-15 Vojtěch Kala , Denis Kopylov , Petr Marek , Polina Sharapova

We investigate the photon statistics of light emitted from a system of collectively interacting dipoles in the low-intensity regime, incorporating double-excitation states to capture beyond-single-excitation effects. By analyzing the…

Quantum Physics · Physics 2026-03-18 Deepak A. Suresh , F. Robicheaux

The nonclassical feature of photons in the open finite-size Dicke model is investigated via the two-photon correlation function. The quantum dressed master equation combined with the extended coherent photonic states is applied to analyze…

Quantum Physics · Physics 2020-08-26 Heguang Xu , Chen Wang , Xianlong Gao

In this paper, we study some quantum properties of a superposition of displaced squeezed two-mode vacuum and single-photon states, such as the second-order correlation function, the Cauchy-Schwartz inequality, quadrature squeezing,…

Quantum Physics · Physics 2009-11-13 Faisal A. A. El-Orany , A-S. F. Obada , Zafer M. Asker , J. Perina

The multiphoton-subtracted thermal states are an interesting example of quantum states of light which are both classical and non-Gaussian. All the properties of such states can be described by just two parameters of compound-Poisson photon…

Quantum Physics · Physics 2018-07-04 G. V. Avosopiants , K. G. Katamadze , Yu. I. Bogdanov , S. P. Kulik

We report nonclassical aspects of the collective behaviour of two atoms in a cavity by investigating the photon statistics and photon distribution in a very broad domain of parameters. Starting with the dynamics of two atoms radiating in…

Quantum Physics · Physics 2018-02-22 M. -O. Pleinert , J. von Zanthier , G. S. Agarwal

A class of states of the electromagnetic field involving superpositions of all the excited states above a specified low energy eigenstate of the electromagnetic field is introduced. These states and the photon-added coherent states are…

Quantum Physics · Physics 2015-06-18 S. Sivakumar

We theoretically consider wave mixing under the irradiation of a single qubit by two photon fields. The first signal is a classical monochromatic drive, while the second one is a nonclassical light. Particularly, we address two examples of…

Quantum Physics · Physics 2021-08-06 W. V. Pogosov , A. Yu. Dmitriev , O. V. Astafiev

Photon number distributions from classical and non-classical light sources have been studied extensively, yet their impact on photoemission processes is largely unexplored. In this article, we present measurements of electron…

Production and analysis of non-Gaussian radiation fields has evinced a lot of attention recently. Simplest way of generating such non-Gaussians is through adding (subtracting) photons to Gaussian fields. Interestingly, when photons are…

Quantum Physics · Physics 2007-05-23 A. R. Usha Devi , R. Prabhu , M. S. Uma

We study several classical like properties of q-deformed nonlinear coherent states as well as nonclassical behaviours of q-deformed version of the Schrodinger cat states in noncommutative space. Coherent states in q-deformed space are found…

Quantum Physics · Physics 2015-02-18 Sanjib Dey

The even and odd coherent states are generalized for multimode case. The explicit forms for the photon distribution, Q-function and Wigner function are derived. In particular, it is shown that for two-mode case there exist strong…

High Energy Physics - Theory · Physics 2009-10-22 Nadeem A. Ansari , V. I. Man'ko