Ultrafast charging in a two-photon Dicke quantum battery
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 …
cavity as a promising candidate for the realization of high power quantum batteries. In this …
Micromasers as quantum batteries
We show that a micromaser is an excellent model of quantum battery. A highly excited, pure,
and effectively steady state of the cavity mode, charged by coherent qubits, can be achieved …
and effectively steady state of the cavity mode, charged by coherent qubits, can be achieved …
Artificial intelligence discovery of a charging protocol in a micromaser quantum battery
We propose a gradient-based general computational framework for optimizing model-
dependent parameters in quantum batteries (QB). We apply this method to two different …
dependent parameters in quantum batteries (QB). We apply this method to two different …
Lossy micromaser battery: Almost pure states in the jaynes–cummings regime
We consider a micromaser model of a quantum battery, where the battery is a single mode
of the electromagnetic field in a cavity, charged via repeated interactions with a stream of …
of the electromagnetic field in a cavity, charged via repeated interactions with a stream of …
Deterministic generation of multi-photon bundles in a quantum Rabi model
Multi-photon bundle states are crucial for a broad range of applications such as quantum
metrology, quantum lithography, quantum communication, and quantum biology. Here we …
metrology, quantum lithography, quantum communication, and quantum biology. Here we …
Quantum Fisher information and polaron picture for the identification of transition coupling in the quantum Rabi model
ZJ Ying, WL Wang, BJ Li - Physical Review A, 2024 - APS
The quantum Rabi model (QRM) is a fundamental model for light-matter interactions. A
fascinating feature of the QRM is that it manifests a quantum phase transition which is …
fascinating feature of the QRM is that it manifests a quantum phase transition which is …
Engineering of strong mechanical squeezing via the joint effect between duffing nonlinearity and parametric pump driving
Previous works for achieving mechanical squeezing focused mainly on the sole squeezing
manipulation method. Here we study how to construct strong steady-state mechanical …
manipulation method. Here we study how to construct strong steady-state mechanical …
Robust Topological Feature against Non‐Hermiticity in Jaynes–Cummings Model
ZJ Ying - Advanced Quantum Technologies, 2024 - Wiley Online Library
Abstract The Jaynes–Cummings Model (JCM) is a fundamental model and building block for
light‐matter interactions, quantum information and quantum computation. The present work …
light‐matter interactions, quantum information and quantum computation. The present work …
Scaling Relations and Topological Quadruple Points in Light‐Matter Interactions with Anisotropy and Nonlinear Stark Coupling
ZJ Ying - Advanced Quantum Technologies, 2023 - Wiley Online Library
Universality is a common quality in different physical parameters that is rooted in the deep
nature of physical systems. Scaling relation is a typical universality for critical phenomena …
nature of physical systems. Scaling relation is a typical universality for critical phenomena …
Nodes and Spin Windings for Topological Transitions in Light–Matter Interactions
ZJ Ying - Advanced Quantum Technologies, 2023 - Wiley Online Library
The anisotropic quantum Rabi model (QRM) is the fundamental model of light–matter
interactions with indispensable counter‐rotating terms in ultra‐strong couplings. By …
interactions with indispensable counter‐rotating terms in ultra‐strong couplings. By …