61 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- University of Science and Technology of ChinaCN14 papers
- Guilin University of TechnologyCN5 papers
- Peking UniversityCN5 papers
- Guilin University of Electronic TechnologyCN4 papers
- Collaborative Innovation Center of Quantum MatterCN3 papers
- Chinese Academy of SciencesCN2 papers
- Hunan Normal UniversityCN2 papers
- Astronomical Institute of the Slovak Academy of SciencesSK1 paper
- Beijing Normal UniversityCN1 paper
- Capital Normal UniversityCN1 paper
- Center For Remote Sensing (United States)US1 paper
- Center for Theoretical PhysicsPL1 paper
39 papers
Super-Heisenberg Scaling Using Nonlinear Quantum Scrambling
Dong Xie, Chunling Xu
Super-Heisenberg scaling, which scales as with in terms of the number of particles or in terms of the evolution time , is better than Heisenberg scal…
Correlated Dirac semimetal states in nonsymmorphic MIrO (M=Sr, Ba and Ca)
Zhi-Ming Yang, Huan Li
Nonsymmorphic symmetries can give rise to Dirac semimetal (DSM) states. However, few studies have been conducted on DSMs in interacting systems. Here, we induce interacting DSM sta…
Dispersive Qubit Readout of Temperature
Dong Xie, Chunling Xu
Squeezed light can exponentially increase the signal-to-noise ratio (SNR) of dispersive qubit readout, especially using a combination of injected external squeezing (IES) and intra…
Nonreciprocal Quantum Sensing
Dong Xie, Chunling Xu
Nonreciprocity can not only generate quantum resources, but also shield noise and reverse interference from driving signals. We investigate the advantages of nonreciprocal coupling…
Thermometry with a Dissipative Heavy Impurity
Dong Xie, Chunling Xu
Improving the measurement precision of low temperature is significant in fundamental science and advanced quantum technology application. However, the measurement precision of temp…
Cascadic Tensor Multigrid Method and Economic Cascadic Tensor Multigrid Method for Image Restoration Problems
Ziqi Yan, Chenliang Li, Yuhan Chen
A cascadic tensor multigrid method and an economic cascadic tensor multigrid method is presented for solving the image restoration models. The methods use quadratic interpolation a…
FedDCT: A Dynamic Cross-Tier Federated Learning Framework in Wireless Networks
Youquan Xian, Xiaoyun Gan, Chuanjian Yao +4
Federated Learning (FL), as a privacy-preserving machine learning paradigm, trains a global model across devices without exposing local data. However, resource heterogeneity and in…
Quantum estimation of tripartite coupling in Spin-Magnon-Mechanical Hybrid Systems
Dong Xie, Chunling Xu
Tripartite interactions play a fundamental role in the quantum information processing and quantum technology. However, it is generally difficult to realize strong tripartite coupli…
Exceptional point in self-consistent Markovian master equations
Dong Xie, Chunling Xu
Exceptional point (EP) denotes the non-Hermitian degeneracy, in which both eigenvalues and eigenstates become identical. By the conventional local Markovian master equation, EP can…
Quantum metrology with quantum Wheatstone bridge composed of Bose systems
Dong Xie, Chunling Xu, Xiwei Yao +1
The quantum version of a special classical Wheatstone bridge built with a boundary-driven spin system has recently been proposed. We propose a quantum Wheatstone bridge consisting…
Optimal temperature estimation in polariton Bose-Einstein Condensate
Dong Xie
Improving the measurement precision of temperature is very important and challenging, especially in the low temperature range. Based on the existence of invariant subspaces during…
Improving the estimation of directional area scattering factor (DASF) from canopy reflectance: theoretical basis and validation
Yi Lin, Siyuan Liu, Lei Yan +3
Directional area scattering factor (DASF) is a critical canopy structural parameter for vegetation monitoring. It provides an efficient tool for decoupling of canopy structure and…
Quantum estimation of Kerr nonlinearity in driven-dissipative systems
Dong Xie, Chunling Xu, An Min Wang
We mainly investigate the quantum measurement of Kerr nonlinearity in the driven-dissipative system. Without the dissipation, the measurement precision of the nonlinearity paramete…
Quantum thermometry in diffraction-limited systems
Dong Xie, Chunling Xu, An Min Wang
We investigate the ultimate quantum limit of resolving the temperatures of two thermal sources affected by the diffraction. More quantum Fisher information can be obtained with the…
Prediction on Raman Spectra of Intrinsic Two-Dimensional GaO Monolayer
Zexiang Deng
We investigate the vibrational properties and Raman spectra of two-dimensional GaO monolayer, using density functional theory. Two ferroelectric (FE) phases of GaO…
Ferroelectric tuning of superconductivity and band topology in a two-dimensional heterobilayer
Jianyong Chen, Ping Cui, Zhenyu Zhang
Realization of tunable superconductivity with concomitant nontrivial band topology is conceptually intriguing and highly desirable for superconducting devices and topological quant…
Quantum phases transition revealed by the exceptional point in Hopfield-Bogoliubov matrix
Dong Xie, Chunling Xu, An Min Wang
We use the exceptional point in Hopfield-Bogoliubov matrix to find the phase transition points in the bosonic system. In many previous jobs, the excitation energy vanished at the c…
Quantum Thermometry with a Dissipative Quantum Rabi System
Dong Xie, Chunling Xu, An Min Wang
Dissipative quantum Rabi System, a finite-component system composed of a single two-level atom interacting with an optical cavity field mode, exhibits a quantum phase transition, w…
Strong electron-phonon coupling in 3D tungsten nitride and coexistence of intrinsic superconductivity and topological nodal line in its 2D limit
Jianyong Chen, Jiacheng Gao
Three-component fermion beyond the conventional Dirac Weyl Majorana classification attracts extensive attentions recently and many efforts have been paid to explore their supercond…
Parameter estimation and quantum entanglement in PT symmetrical cavity magnonics system
Dong Xie, Chunling Xu, An min Wang
We investigate the parameter estimation in a magnon-cavity-magnon coupled system. PT symmetrical two magnons system can be formed in the gain magnetic materials by the adiabatic el…
Ohmic Reservoir-based non-Markovianity and Quantum Speed Limit Time
Hong-Mei Zou, Rongfang Liu, Dan Long +2
We study the non-Markovianity and quantum speedup of a two-level atom (quantum system of interest) in a dissipative Jaynes-Cumming model, where the atom is embedded in a single-mod…
Quantum speed-up process of atom in dissipative cavity
Hong-Mei Zou, Jianhe Yang, Danping Lin +1
In this work, we obtain an analytical representation of the density operator of an atom in dissipative cavity when the reservoir is at zero temperature and the total number of exci…
Enhancing parameter estimation precision in dissipative environment with two-photon driving
Dong Xie, Chunling Xu
We investigate the frequency estimation of an optical field suffering from an unavoidable dissipative environment. Generally, dissipative noises greatly reduce the precision. Here,…
Optimal control for multi-parameter quantum estimation with time-dependent Hamiltonians
Dong Xie, Chunling Xu
We investigate simultaneous estimation of multi-parameter quantum estimation with time-dependent Hamiltonians. We analytically obtain the maximal quantum Fisher information matrix…