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The rapid development of optical technologies and applications revealed the critical role of point defects affecting device performance. One of the powerful tools to study influence of defects on charge capture and recombination processes…

Mesoscale and Nanoscale Physics · Physics 2023-07-26 Ivan I. Vrubel , Vasilii Khanin , Markus Suta , Roman G. Polozkov , Evgeniia D. Cherotchenko

A new density matrix and corresponding quantum kinetic equations are introduced for fermions undergoing coherent evolution either in time (coherent particle production) or in space (quantum reflection). A central element in our derivation…

High Energy Physics - Phenomenology · Physics 2009-02-02 Matti Herranen , Kimmo Kainulainen , Pyry Matti Rahkila

The driven-damped Jaynes-Cummings model in the regime of strong coupling is found to exhibit a coexistence between the quantum photon blockaded state and a quasi-coherent bright state. We characterize the slow time scales and the basin of…

Mesoscale and Nanoscale Physics · Physics 2010-09-01 E. Ginossar , Lev S. Bishop , D. I. Schuster , S. M. Girvin

We review the recent progress in direct active cooling of the quantum-electric degrees freedom in engineered circuits, or quantum-circuit refrigeration. In 2017, the invention of a quantum-circuit refrigerator (QCR) based on photon-assisted…

We explore the role of quantum fluctuations in the strong-coupling limit of the dissipative Jaynes-Cummings oscillator driven on resonance. For weak excitation, we derive analytical expressions for the spectrum and the intensity correlation…

Quantum Physics · Physics 2021-05-28 Th. K. Mavrogordatos

In this work we theoretically study properties of electric current driven by a temperature gradient through a quantum dot/molecule coupled to the source and drain charge reservoirs. We analyze the effect of Coulomb interactions between…

Mesoscale and Nanoscale Physics · Physics 2015-12-01 Natalya A. Zimbovskaya

Recent work has studied fermion transport through a finite one-dimensional lattice of quantum dots, with localized particle loss from the central lattice site. The dots at each end of the lattice are connected to macroscopic leads,…

Quantum Gases · Physics 2024-10-25 J. R. Anglin

We propose the effective simulation of light-matter ultrastrong-coupling phenomena with strong-coupling systems. Recent theory and experiments have shown that the quantum Rabi Hamiltonian can be simulated by a Jaynes--Cummings system with…

Quantum Physics · Physics 2020-09-23 Carlos Sánchez Muñoz , Anton Frisk Kockum , Adam Miranowicz , Franco Nori

We investigate resonant photoluminescence arising from incompressible quantum liquids formed in two-dimensional electron systems. We demonstrate that, for excitons composed of a photoexcited electron occupying the upper spin sublevel of the…

Mesoscale and Nanoscale Physics · Physics 2025-07-21 D. A. Shchigarev , A. V. Larionov , L. V. Kulik , E. M. Budanov , I. V. Kukushkin , V. Umansky

The paper discusses the single-mode Jaynes-Cummings model with time dependent parameters. Solvable models for two-level systems are utilized to consider the changes in the photon distribution affected by the passage of atoms through the…

Quantum Physics · Physics 2015-06-26 J. Larson , S. Stenholm

We discuss the luminescence spectra of coupled light-matter systems realized with semiconductor heterostructures in microcavities in the presence of a continuous, incoherent pumping, when the matter field is Fermionic. The linear…

Mesoscale and Nanoscale Physics · Physics 2009-07-09 Elena del Valle , Fabrice P. Laussy , Carlos Tejedor

Quantum semitoric systems form a large class of quantum Hamiltonian integrable systems with circular symmetry which has received great attention in the past decade. They include systems of high interest to physicists and mathematicians such…

Spectral Theory · Mathematics 2014-08-05 Yohann Le Floch , Álvaro Pelayo , San Vu Ngoc

Fermionic linear optics corresponds to the dynamics of free fermions, and is known to be efficiently simulable classically. We define fermionic anyon models by deforming the fermionic algebra of creation and annihilation operators, and…

Quantum Physics · Physics 2020-08-19 Allan D. C. Tosta , Daniel J. Brod , Ernesto F. Galvão

We propose an experimental scheme to implement a strong photon blockade with a single quantum dot coupled to a nanocavity. The photon blockade effect can be tremendously enhanced by driving the cavity and the quantum dot simultaneously with…

Quantum Physics · Physics 2015-03-19 Jing Tang , Weidong Geng , Xiulai Xu

We develop a thermodynamical theory to describe the behavior of the entanglement between a single two-level atom with a single mode of the electromagnetic field. The resonant Jaynes-Cummings model is used to study both the entanglement…

Quantum Physics · Physics 2015-07-03 Alejandro Romanelli , Raul Donangelo , Andrés Vallejo

We introduce a new platform for realizing on-chip quantum electrodynamics using photonic crystal waveguide structures comprised of periodic nanowire arrays with embedded semiconductor quantum dots to act as quantum light sources. These…

Mesoscale and Nanoscale Physics · Physics 2014-11-19 Gerasimos Angelatos , Stephen Hughes

Jaynes-Cummings Hamiltonian provides the elemental description of a two-level system interacting with a photonic mode. In this Article, we derive an expression for the transmission response via a photonic signal that describes the…

Quantum Physics · Physics 2025-03-11 V. F. Maisi

We study a quantum computing system using microwave photons in transmission line resonators on a superconducting chip as qubits. We show that all control necessary for quantum computing can be implemented by coupling to Josephson devices on…

Quantum Physics · Physics 2015-05-14 Lianghui Du , Yong Hu , Zheng-Wei Zhou , Guang-Can Guo , Xingxiang Zhou

We present a minimal tunable many-body system of fermions coupled to quantum magnetic flux, which is analytically diagonalizable and exhibits a variety of many-body phenomena such as Stoner orbital instability and Dicke-like quantum phase…

Quantum Physics · Physics 2026-02-17 Adel Ali , Alexey Belyanin

A general scheme is given for supercomputer simulation of quantum processes, which are described by various modifications of finite-dimensional cavity quantum electrodynamics models, including Jaynes-Cummings-Hubbard model and…

Computational Physics · Physics 2024-09-10 Wanshun Li , Hui-hui Miao , Yuri Igorevich Ozhigov