19 citations · 28 across the 23 of their papers we have counts for
24 papers
Quantum state texture of maximal-resource Fourier states under Hawking radiation
Shengyan Ma, Yiding Wang, Xiaofen Huang +1
Quantum state texture (QST) is a recently proposed quantum resource that characterizes the nonuniformity of a density matrix in a given computational basis. In the resource theory…
The Ergotropy of Quantum Batteries under Unruh Effect
Yiding Wang, Shengyan Ma, Xiaofen Huang +1
We study the effects of uniform acceleration on the ergotropy of quantum batteries modeled as Unruh-DeWitt detectors, in both bipartite and tripartite setups. In the bipartite syst…
Quantum correlations of tripartite mixed states in the black hole quantum atmosphere
Anqi Zhang, Yanze Zheng, Xiaofen Huang +1
We investigate quantum state texture, genuine multipartite entanglement, and tripartite nonlocality of a tripartite mixed state in the black hole quantum atmosphere. By introducing…
Gaussian quantum steering of coupled three-mode squeezed vacuum in an expanding universe
Guang-Wei Mi, Xiaofen Huang, Tinggui Zhang
The coupled three-mode squeezed vacuum is a representative multimode squeezed Gaussian state featuring unique steerability. This work investigates Gaussian quantum steering distrib…
Correlations Between Quantum Battery Capacity and Quantum Resources for Two-qubit System
Yiding Wang, Xiaofen Huang, Tinggui Zhang
We investigate the relationship between quantum battery capacity and quantum resources in a two-qubit system consisting of mutually coupled battery and charger subsystems. We find…
Dynamics of Entanglement in Schwarzschild Black Holes
Fang Xie, Ying Yang, Tinggui Zhang +1
To characterize the effect of Hawking radiation induced by the quantum atmosphere beyond the event horizon on entanglement, we employ concurrence as the entanglement measure for a…
Noise is not always detrimental: the capacity of quantum batteries is enhanced in black holes
Xukun Wang, Xiaofen Huang, Zhihao Ma +2
Quantum battery capacity, as a critical metric for quantifying energy storage and release in quantum systems, exhibits complex behaviors in curved spacetime and noisy environments.…
Quantum discord of mixed states under noisy channels in the curved spacetime
Yuxuan Xiong, Zhiling Pi, Tinggui Zhang +1
We focus our attention on two-qubit mixed states as initial states, and apply the geometric measure of quantum discord to investigate quantum discord properties in the background o…
Quantum coherence of mixed states under noisy channels in noninertial frames
Tangrui Liao, Junhao Yang, Tinggui Zhang +1
We focus our attention on tripartite mixed states as initial states, and apply coherence concurrence to investigate quantum coherence properties in the background of a Schwarzschil…
Tripartite quantum steering in Schwarzschild spacetime
Guang-Wei Mi, Xiaofen Huang, Tinggui Zhang
We investigate the effects of Hawking radiation on quantum steering and steering asymmetry in a tripartite system embedded in Schwarzschild spacetime. All tripartite steering types…
Trade-off relations and enhancement protocol of quantum battery capacities in multipartite systems
Yiding Wang, Xiaofen Huang, Shao-Ming Fei +1
First, we investigate the trade-off relations of quantum battery capacities in two-qubit system. We find that the sum of subsystem battery capacity is governed by the total system…
Quantumness near the Schwarzschild black hole based on W-state
Guang-Wei Mi, Xiaofen Huang, Shao-Ming Fei +1
We investigate certain quantumness in the vicinity of the Schwarzschild black hole by utilizing the W state. We explore the influence of the Hawking effect on the l_1-norm of quant…
Notes on detection and measurement of quantum coherence
Yiding Wang, Tinggui Zhang
Quantum coherence is one of the most basic characteristics of quantum mechanics. Here we give some methods to detect and measure quantum coherence. Firstly, we propose a coherence…
Improving Quantum Battery Capacity in Tripartite Quantum Systems by Local Projective Measurements
Yiding Wang, Hui Liu, Shao-Ming Fei +1
The impact of local von Neumann measurements on quantum battery capacity is investigated in tripartite quantum systems. Two measurement-based protocols are proposed and the concept…
Quantifying quantum-state texture
Yiding Wang, Hui Liu, Tinggui Zhang
Quantum-state texture is a newly recognized quantum resource that has garnered attention with the advancement of quantum theory. In this work, we introduce several potential quantu…
Genuine four-partite Bell nonlocality in the curved spacetime
Guang-Wei Mi, Xiaofen Huang, Shao-Ming Fei +1
The quantum Bell nonlocality plays a crucial role in quantum information processing. In this paper, we first obtain the quantitative analytical expression of the genuine four-parti…
Witness based nonlinear detection of quantum entanglement
Yiding Wang, Tinggui Zhang, Xiaofen Huang +1
We present a nonlinear entanglement detection strategy which detects entanglement that the linear detection strategy fails. We show that when the nonlinear entanglement detection s…
Distribution Relationship of Quantum Battery Capacity
Yiding Wang, Xiaofen Huang, Tinggui Zhang
The distribution relationship of quantum battery capacity is investigated. First, it is proved that for two-qubit X-states, the sum of the subsystem battery capacities does not exc…
Impact of the Hawking Effect on the Fully Entangled Fraction of Three-qubit States in Schwarzschild Spacetime
Guang-Wei Mi, Xiaofen Huang, Shao-Ming Fei +1
Wu et al. [J. High Energ. Phys. 2023, 232 (2023)] first found that the fidelity of quantum teleportation with a bipartite entangled resource state, completely determined by the ful…
Note on quantum discord
Wang Yiding, Huang Xiaofen, Zhang Tinggui
Quantum discord goes beyond entanglement and exists in a wide range of quantum states that may be separable, playing a crucial role in quantum information tasks. In this paper, we…
Dynamics of quantum battery capacity under Markovian channels
Yao-Kun Wang, Li-Zhu Ge, Tinggui Zhang +2
We study the dynamics of the quantum battery capacity for the Bell-diagonal states under Markovian channels on the first subsystem. We show that the capacity increases for special…
Local-projective-measurement-enhanced quantum battery capacity
Tinggui Zhang, Hong Yang, Shao-Ming Fei
Quantum batteries have significant potential applications for future industry and daily life. The capacity is an important indicator for a battery. Methods to improve the capacity…
Sharing Bell nonlocality of bipartite high-dimensional pure states using only projective measurements
Tinggui Zhang, Hong Yang, Shao-Ming Fei
Bell nonlocality is the key quantum resource in some device-independent quantum information processing. It is of great importance to study the efficient sharing of this resource. U…
Unidirectional Photonic Reflector Using a Defective Atomic Lattice
Tianming Li, Hong Yang, Maohua Wang +3
Based on the broken spatial symmetry, we propose a novel scheme for engineering a unidirectional photonic reflector using a one-dimensional atomic lattice with defective cells that…