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Related papers: Micromasers as Quantum Batteries

200 papers

We investigate the charging dynamics of a frequency-modulated quantum battery (QB) placed within a dissipative cavity environment. Our study focuses on the interaction of such a battery under both weak and strong coupling regimes, employing…

We show that, under certain conditions, the micromaser can act as an effective source of highly correlated atoms. It is possible to create an extended robust entanglement between two successive, initially unentangled atoms passing through a…

Quantum Physics · Physics 2009-11-13 M. S. Ateto

We propose a gradient-based general computational framework for optimizing model-dependent parameters in quantum batteries (QB). We apply this method to two different charging scenarios in the micromaser QB and we discover a charging…

Quantum Physics · Physics 2023-11-29 Carla Rodríguez , Dario Rosa , Jan Olle

We consider a classical harmonic driving field as the energy charger for the quantum batteries, which consist of an ensemble of two-level atoms. The maximum stored energy and the final state are derived analytically with the optimal driving…

Quantum Physics · Physics 2019-05-15 Yu-Yu Zhang , Tian-Ran Yang , Libin Fu , Xiaoguang Wang

The parametric amplification enabled by two-photon driving constitutes a versatile platform for advanced quantum technologies. We present an optimized scheme for implementing quantum batteries (QBs) based on a superconducting circuit…

Quantum Physics · Physics 2026-05-15 Fang-Mei Yang , Jun-Hong An , Fu-Quan Dou

Finding a quantum battery model that demonstrates a quantum advantage while remaining feasible for experimental production is a considerable challenge. Here, a superconducting quantum battery (SQB) model that exhibits such an advantage is…

Quantum Physics · Physics 2025-03-27 Samira Elghaayda , Asad Ali , Saif Al-Kuwari , Artur Czerwinski , Mostafa Mansour , Saeed Haddadi

Quantum batteries are quantum mechanical systems with many degrees of freedom which can be used to store energy and that display fast charging. The physics behind fast charging is still unclear. Is this just due to the collective behavior…

We consider a collection of two level systems, such as qubits, embedded into a microwave cavity as a promising candidate for the realization of high power quantum batteries. In this perspective, the possibility to design devices where the…

Mesoscale and Nanoscale Physics · Physics 2020-12-10 Alba Crescente , Matteo Carrega , Maura Sassetti , Dario Ferraro

Quantum batteries are quantum systems used to store energy to be later extracted by an external agent in the form of work to perform some task. Here we study the charging of a hybrid quantum battery via a collisional model mediated by an…

Quantum Physics · Physics 2026-03-24 Yohan Vianna de Almeida , Tiago F. F. Santos , Marcelo F. Santos

We present an analysis of the availability and maximum extractable work of quantum batteries in the presence of charge and/or heat steady-state currents. Quantum batteries are modelled as non-interacting open quantum systems (mesoscopic…

Quantum Physics · Physics 2024-10-31 F. H. Kamin , Z. Abuali , H. Ness , S. Salimi

Recent years have witnessed an explosion of interest in quantum devices for the production, storage, and transfer of energy. In this Colloquium, we concentrate on the field of quantum energy storage by reviewing recent theoretical and…

We define a quantum charger as an interacting quantum system that transfers energy between two drives. The key figure of merit characterizing a charger is its charging power. Remarkably, the presence of long-range interactions within the…

Statistical Mechanics · Physics 2026-01-07 Harald Schmid , Felix von Oppen , Gil Refael , Yang Peng

We study the equilibrium and non-equilibrium physics of two qubits interacting through an ultrastrong coupled qubit-cavity system. By tuning the qubits energy gap while keeping the ultrastrong coupling system to its ground state, we…

Quantum Physics · Physics 2017-05-30 Thi Ha Kyaw , Sebastian Allende , Leong-Chuan Kwek , Guillermo Romero

Quantum battery, as a novel energy storage device, offers the potential for unprecedented efficiency and performance beyond the capabilities of classical systems, with broad implications for future quantum technologies. Here, we…

Quantum batteries have emerged as promising platforms for exploring energy storage and transfer processes governed by quantum mechanical laws. In this work, we study three models of two-qubit open quantum systems. The first model comprises…

Quantum Physics · Physics 2026-03-31 Mahima Yadav , Devvrat Tiwari , Subhashish Banerjee

Quantum harmonic oscillator (QHO) battery models have been studied with significant importance in the recent past because these batteries are experimentally realizable and have high ergotropy and capacity to store more than one quanta of…

Quantum Physics · Physics 2024-01-17 Kuldeep Gangwar , Anirban Pathak

Measuring a quantum system can randomly perturb its state. The strength and nature of this back-action depends on the quantity which is measured. In a partial measurement performed by an ideal apparatus, quantum physics predicts that the…

The performance of open quantum batteries (QBs) is severely limited by decoherence due to the interaction with the surrounding environment. So, protecting the charging processes against decoherence is of great importance for realizing QBs.…

Quantum Physics · Physics 2024-05-21 B. Mojaveri , R. Jafarzadeh Bahrbeig , M. A. Fasihi , S. Babanzadeh

The challenge of storing energy efficiently and sustainably is highly prominent within modern scientific investigations. Due to the ongoing trend of miniaturization, the design of expressly quantum storage devices is itself a crucial task…

Quantum Physics · Physics 2024-04-01 C. A. Downing , M. S. Ukhtary

The rate at which matter emits or absorbs light can be modified by its environment, as dramatically exemplified by the widely-studied phenomenon of superradiance. The reverse process, superabsorption, is harder to demonstrate due to the…