7 papers · 1 filter
Shortcuts to adiabaticity in five-level systems using counter-diabatic driving and time-rescaling optimization
Jiahui Zhang, Wenyuan Wang, Fuquan Dou
Shortcuts to adiabaticity (STA) is a common protocol to realize high-fidelity and robust quantum control in various quantum systems. To date, STA has been widely applied in two- an…
Fast charging of Lipkin-Meshkov-Glick quantum battery
Cheng-Jie Wang, Yuan-Jin Wang, Fu-Quan Dou
Fast charging is a pivotal and fundamental performance metric in quantum battery (QB) research. Here, we investigate the fast-charging performance of the Lipkin-Meshkov-Glick QB ba…
Towards a nuclear isomer quantum battery
Ying-Bo Gao, Fu-Quan Dou
Quantum batteries (QBs) -- quantum devices governed by the principles of quantum mechanics -- hold great promise for next-generation energy storage. However, most existing research…
Quantum battery optimized by parametric amplification
Fang-Mei Yang, Jun-Hong An, Fu-Quan Dou
The parametric amplification enabled by two-photon driving constitutes a versatile platform for advanced quantum technologies. We present an optimized scheme for implementing quant…
Cavity-Heisenberg spin- chain quantum battery and reinforcement learning optimization
Peng-Yu Sun, Hang Zhou, Fu-Quan Dou
Machine learning offers a promising methodology to tackle complex challenges in quantum physics. In the realm of quantum batteries (QBs), model construction and performance optimiz…
Wireless energy transfer in non-Hermitian quantum battery
Fang-Mei Yang, Fu-Quan Dou
The extraction of energy is one of fundamental challenges in realizing quantum batteries (QBs). Here, we propose two wireless transfer schemes with parity-time symmetries to effici…