Publications

Preprint

Jiahan Chen, Chenghong Zhu, Ge Bai, Xin Wang (2026).

Triage: An Adaptive Parallel Window Decoding Scheduler for Real-Time Fault-Tolerant Quantum Computation. arXiv:2605.04459.

Preprint

Xingchen Guo, Benchi Zhao, Xin Wang (2026).

Universal quantum state purification with energy-preserving operations. arXiv:2604.15228.

Preprint

Jiayi Zhao, Yu-Ao Chen, Guocheng Zhen, Chengkai Zhu, Ranyiliu Chen, Xin Wang (2026).

Distilling Unitary Operations: A No-Go Theorem and Minimal Realization. arXiv:2604.01048.

Journal article

Keming He, Chengkai Zhu, Hongshun Yao, Jin-guo Liu, Yinan Li, Xin Wang (2026).

No-Go Theorems for Universal Quantum State Purification via Classically Simulable Operations. PRL.

Preprint

Keming He, Yuehan Zhang, Hongshun Yao, Jin-guo Liu, Xin Wang (2026).

Block Coordinate Descent for Dynamic Portfolio Optimization on Finite-Precision Coherent Ising Machines. arXiv:2603.23200.

Preprint

Chengkai Zhu, Shuyu He, Gereon Koßmann, Xin Wang (2026).

Entanglement cost of bipartite quantum channel discrimination under positive partial transpose operations. arXiv:2603.12130.

Journal article

Hongshun Yao, Xia Liu, Mingrui Jing, Guangxi Li, Xin Wang (2026).

LCQNN: Linear Combination of Quantum Neural Networks. Quantum Machine Intelligence.

Journal article

Benchi Zhao, Yu-Ao Chen, Xuanqiang Zhao, Chengkai Zhu, Giulio Chiribella, Xin Wang (2026).

Power and Limitations of Distributed Quantum State Purification. PRL.

Preprint

Chengkai Zhu, Ziao Tang, Guocheng Zhen, Yinan Li, Ge Bai, Xin Wang (2026).

Simulation of Adjoints and Petz Recovery Maps for Unknown Quantum Channels. arXiv:2602.05828.

Preprint

Jiyu Jiang, Mingrui Jing, Jizhe Lai, Xin Wang, Lei Zhang (2026).

Thermal-Drift Sampling: Generating Thermal Ensembles for Learning Many-Body Systems. arXiv:2602.05912.

Preprint

Weizhou Cai, Zi-Jie Chen, Xuanqiang Zhao, Xin Wang, Guang-Can Guo, Luyan Sun, Chang-Ling Zou (2026).

Efficient implementation of arbitrary Hermitian-preserving and trace-preserving maps. arXiv:2602.05777.

Journal article

Chengkai Zhu, Shuyu He, Yu-Ao Chen, Lei Zhang, Xin Wang (2026).

Optimal Hamiltonian recognition of unknown quantum dynamics. npj Quantum Inf.

Preprint

Mingrui Jing, Mengbo Guo, Lin Zhu, Hongshun Yao, Xin Wang (2025).

Programmable Open Quantum Systems. arXiv.2512.08279.

Journal article

Zhiping Liu, Kun Wang, Xin Wang (2025).

Quantum Fidelity Estimation in the Resource Theory of Nonstabilizerness. Physical Review A.

Preprint

Guocheng Zhen, Yu-Ao Chen, Mingrui Jing, Jingu Xie, Ranyiliu Chen, Xin Wang (2025).

Structure, Optimality, and Symmetry in Shadow Unitary Inversion. arXiv:2510.24880.

Preprint

Hongshun Yao, Jingu Xie, Xuanqiang Zhao, Chengkai Zhu, Ranyiliu Chen, Xin Wang (2025).

Quantifying Unextendibility via Virtual State Extension. arXiv:2510.24895.

Conference paper

Chengkai Zhu, Renfeng Peng, Bin Gao, Xin Wang (2025).

Riemannian Optimization for Holevo Capacity. ISIT 2025.

Conference paper

Xian Wu, Chenghong Zhu, Jingbo Wang, Xin Wang (2025).

MUSS-TI: Multi-level Shuttle Scheduling for Large-Scale Entanglement Module Linked Trapped-Ion. MICRO '25.

Journal article

Chenghong Zhu, Hongshun Yao, Yingjian Liu, Xin Wang (2025).

Optimizer-Dependent Generalization Bound for Quantum Neural Networks. Quantum Machine Intelligence.

Preprint

Xiao Shi, Jiyu Jiang, Xian Wu, Jingu Xie, Hongshun Yao, Xin Wang (2025).

Near-Optimal Simultaneous Estimation of Quantum State Moments. arXiv:2509.24842.

Preprint

Chengkai Zhu, Hongyu Mao, Kun Fang, Xin Wang (2025).

Geometric optimization for quantum communication. arXiv:2509.15106.

Preprint

Xia Liu, Jiayi Zhao, Benchi Zhao, Xin Wang (2025).

Dynamic LOCC Circuits for Automated Entanglement Manipulation. arXiv:2509.07841.

Preprint

Lei Zhang, Jizhe Lai, Xian Wu, Xin Wang (2025).

Quantum Imaginary-Time Evolution with Polynomial Resources in Time. arXiv.2507.00908.

Preprint

Yin Mo, Tengxiang Lin, Xin Wang (2025).

Efficient Inversion of Unknown Unitary Operations with Structured Hamiltonians. arXiv:2506.20570.

Conference paper

Chenghong Zhu, Xian Wu, Jingbo Wang, Xin Wang (2025).

S-SYNC: Shuttle and Swap Co-Optimization in Quantum Charge-Coupled Devices. ISCA 2025.

Preprint

Mingrui Jing, Erdong Huang, Xiao Shi, Shengyu Zhang, Xin Wang (2025).

Quantum Recurrent Embedding Neural Network. arXiv:2506.13185.

Preprint

Chenghong Zhu, Xian Wu, Zhaohui Yang, Jingbo Wang, Anbang Wu, Shenggen Zheng, Xin Wang (2025).

Quantum Compiler Design for Qubit Mapping and Routing: A Cross-Architectural Survey of Superconducting, Trapped-Ion, and Neutral Atom Systems. arXiv:2505.16891.

Journal article

Hongshun Yao, Yu-Ao Chen, Erdong Huang, Kaichu Chen, Honghao Fu, Xin Wang (2025).

Protocols and Trade-Offs of Quantum State Purification. QST.

Journal article

Xin Wang, Mingrui Jing, Chengkai Zhu (2025).

Computable and Faithful Lower Bound for Entanglement Cost. PRL.

Journal article

Chengkai Zhu, Xuanqiang Zhao, Xin Wang (2025).

Classical communication cost of a bipartite quantum channel assisted by non-signalling correlations. TIT.

Journal article

Yu-Ao Chen, Chengkai Zhu, Keming He, Mingrui Jing, Xin Wang (2025).

Virtual Quantum Markov Chains. TIT.

Journal article

Yu-Ao Chen, Chenghong Zhu, Keming He, Yingjian Liu, Xin Wang (2025).

Hypothesis testing of symmetry in quantum dynamics. Physical Review A.

Report

Chenghong Zhu, Lei Zhang, Xin Wang (2025).

A quest toward comprehensive benchmarking of quantum computing software. NCS.

Journal article

Xuanqiang Zhao, Lei Zhang, Benchi Zhao, Xin Wang (2025).

Power of Quantum Measurement in Simulating Unphysical Operations. Phys. Rev. Research.

Journal article

J.-T. Bu, Lei Zhang, Zhan Yu, Jing-Bo Wang, W.-Q. Ding, W.-F. Yuan, B. Wang, H.-J. Du, W.-J. Chen, L. Chen, J.-W. Zhang, J.-C. Li, F. Zhou, Xin Wang, M. Feng (2025).

Exploring the experimental limit of deep quantum signal processing using a trapped-ion simulator. Physical Review Applied.

Journal article

Yu-Ao Chen, Xin Wang, Lei Zhang, Chenghong Zhu (2025).

Reversible Entanglement Beyond Quantum Operations. Physical Review Research.

Conference paper

Xian Wu, Chenghong Zhu, Jingbo Wang, Xin Wang (2025).

BOSS: Blocking algorithm for optimizing shuttling scheduling in Ion Trap. HPCA 2025.

Journal article

Yin Mo, Lei Zhang, Yu-Ao Chen, Yingjian Liu, Tengxiang Lin, Xin Wang (2025).

Parameterized quantum comb and simpler circuits for reversing unknown qubit-unitary operations. npj QI.

Preprint

Masahito Hayashi, Yu-Ao Chen, Chenghong Zhu, Xin Wang (2025).

Predicting symmetries of quantum dynamics with optimal samples. arXiv:2502.01464.

Journal article

Chenghong Zhu, Chengkai Zhu, Zhiping Liu, Xin Wang (2025).

Entanglement cost of discriminating quantum states under locality constraints. TIT.

Journal article

Mingrui Jing, Chengkai Zhu, Xin Wang (2025).

Circuit Knitting Faces Exponential Sampling Overhead Scaling Bounded by Entanglement Cost. Physical Review A.

Journal article

Yu-Ao Chen, Gour Gilad, Xin Wang, Lei Zhang, Chenghong Zhu (2025).

Physical implementability for reversible magic state manipulation. Communications Physics.

Conference paper

Zhan Yu, Qiuhao Chen, Yuling Jiao, Yinan Li, Xiliang Lu, Xin Wang, Jerry Zhijian Yang (2024).

Provable Advantage of Parameterized Quantum Circuit in Function Approximation. NeurIPS.

Preprint

Hongshun Yao, Yingjian Liu, Tengxiang Lin, Xin Wang (2024).

Nonlinear functions of quantum states. arXiv:2412.01696.

Preprint

Hao-Kai Zhang, Chenghong Zhu, Xin Wang (2024).

Predicting quantum learnability from landscape fluctuation. arXiv:2406.11805.

Preprint

Yu-Ao Chen, Xia Liu, Chenghong Zhu, Lei Zhang, Junyu Liu, Xin Wang (2024).

Quantum Entanglement Allocation through a Central Hub. arXiv:2409.08173.

Preprint

Chengkai Zhu, Yu-Ao Chen, Zanqiu Shen, Zhiping Liu, Zhan Yu, Xin Wang (2024).

Amortized Stabilizer Rényi Entropy of Quantum Dynamics. arXiv:2409.06659.

Journal article

Xuanqiang Zhao, Xin Wang, Giulio Chiribella (2024).

Shadow Simulation of Quantum Processes. Physical Review Letters.

Journal article

Hongshun Yao, Xia Liu, Chengkai Zhu, Xin Wang (2024).

Optimal unilocal virtual quantum broadcasting. Physical Review A.

Journal article

Chengkai Zhu, Yin Mo, Yu-Ao Chen, Xin Wang (2024).

Reversing Unknown Quantum Processes via Virtual Combs for Channels with Limited Information. Physical Review Letters.

Journal article

Chengkai Zhu, Zhiping Liu, Chenghong Zhu, Xin Wang (2024).

Limitations of Classically Simulable Measurements for Quantum State Discrimination. Physical Review Letters.

Journal article

Yin Mo, Chengkai Zhu, Zhiping Liu, Mingrui Jing, Xin Wang (2024).

Enhancement of non-Stabilizerness within Indefinite Causal Order. Physical Review A.

Journal article

Mingrui Jing, Geng Liu, Hongbin Ren, Xin Wang (2024).

Quantum Sequential Scattering Model for Quantum State Learning. Physical Review A.

Journal article

Benchi Zhao, Mingrui Jing, Lei Zhang, Xuanqiang Zhao, Yu-Ao Chen, Kun Wang, Xin Wang (2024).

Retrieving Non-Linear Features from Noisy Quantum States. PRX Quantum.

Preprint

Zhiping Liu, Chengkai Zhu, Hualei Yin, Xin Wang (2024).

Quantum Coherence and Distinguishability: A Resource-Theoretic Perspective on Wave-Particle Duality. arXiv:2403.04704.

Journal article

Xia Liu, Geng Liu, Hao-Kai Zhang, Jiaxin Huang, Xin Wang (2024).

Mitigating Barren Plateaus of Variational Quantum Eigensolvers. IEEE Transactions on Quantum Engineering.

Journal article

Guangxi Li, Xuanqiang Zhao, Xin Wang (2024).

Quantum self-attention neural networks for text classification. Science China Information Sciences.

Conference paper

Hao-Kai Zhang, Chengkai Zhu, Geng Liu, Xin Wang (2024).

Exponential Hardness of Optimization from the Locality in Quantum Neural Networks. AAAI.

Journal article

Chengkai Zhu, Chenghong Zhu, Xin Wang (2024).

Estimate distillable entanglement and quantum capacity by squeezing useless entanglement. JSAC.

Preprint

Yu-Ao Chen, Yin Mo, Yingjian Liu, Lei Zhang, Xin Wang (2024).

Quantum Algorithm in Reversing Unknown Unitary Evolutions. arXiv:2403.04704.

Journal article

Youle Wang, Lei Zhang, Zhan Yu, Xin Wang (2023).

Quantum Phase Processing and Its Applications in Estimating Phase and Entropies. Physical Review A.

Conference paper

Hao-Kai Zhang, Chenghong Zhu, Mingrui Jing, Xin Wang (2023).

Statistical Analysis of Quantum State Learning Process in Quantum Neural Networks. 37th Conference on Neural Information Processing Systems (NeurIPS 2023).

Journal article

Ranyiliu Chen, Benchi Zhao, Xin Wang (2023).

Near-Term Efficient Quantum Algorithms for Entanglement Analysis. Physical Review Applied.

Journal article

Kun Wang, Yu-Ao Chen, Xin Wang (2023).

Mitigating Quantum Errors via Truncated Neumann Series. Science China Information Sciences.

Conference paper

Ludovico Lami, Bartosz Regula, Xin Wang, Mark M. Wilde (2023).

Upper Bounds on the Distillable Randomness of Bipartite Quantum States. 2023 IEEE Information Theory Workshop (ITW).

Preprint

Yifei Chen, Zhan Yu, Chenghong Zhu, Xin Wang (2023).

Efficient information recovery from Pauli noise via classical shadow. arXiv:2305.04148.

Journal article

Xuanqiang Zhao, Benchi Zhao, Zihan Xia, Xin Wang (2023).

Information recoverability of noisy quantum states. Quantum.

Journal article

Zhan Yu, Xuanqiang Zhao, Benchi Zhao, Xin Wang (2023).

Optimal Quantum Dataset for Learning a Unitary Transformation. Physical Review Applied.

Journal article

Jiaqing Jiang, Xin Wang (2023).

Lower bound the T-count via unitary stabilizer nullity. Physical Review Applied.

Journal article

Dawei Ding, Sumeet Khatri, Yihui Quek, Peter W Shor, Xin Wang, Mark M Wilde (2023).

Bounding the forward classical capacity of bipartite quantum channels. IEEE Transactions on Information Theory.

Journal article

Youle Wang, Benchi Zhao, Xin Wang (2023).

Quantum algorithms for estimating quantum entropies. Physical Review Applied.

Journal article

Xin Wang, Mark M. Wilde (2023).

Exact entanglement cost of quantum states and channels under positive-partial-transpose-preserving operations. Physical Review A.

Conference paper

Guangxi Li, Ruilin Ye, Xuanqiang Zhao, Xin Wang (2022).

Concentration of Data Encoding in Parameterized Quantum Circuits. 36th Conference on Neural Information Processing Systems (NeurIPS 2022).

Journal article

Ranyiliu Chen, Zhixin Song, Xuanqiang Zhao, Xin Wang (2022).

Variational quantum algorithms for trace distance and fidelity estimation. Quantum Science and Technology.

Conference paper

Zhan Yu, Hongshun Yao, Mujin Li, Xin Wang (2022).

Power and limitations of single-qubit native quantum neural networks. 36th Conference on Neural Information Processing Systems (NeurIPS 2022).

Journal article

Jiaqing Jiang, Kun Wang, Xin Wang (2021).

Physical Implementability of Linear Maps and Its Application in Error Mitigation. Quantum.

Journal article

Xuanqiang Zhao, Benchi Zhao, Zihe Wang, Zhixin Song, Xin Wang (2021).

Practical distributed quantum information processing with LOCCNet. npj Quantum Information.

Journal article

Youle Wang, Guangxi Li, Xin Wang (2021).

Variational Quantum Gibbs State Preparation with a Truncated Taylor Series. Physical Review Applied.

Journal article

Robert Salzmann, Nilanjana Datta, Gilad Gour, Xin Wang, Mark M. Wilde (2021).

Symmetric distinguishability as a quantum resource. New Journal of Physics.

Journal article

Xin Wang (2021).

Pursuing the Fundamental Limits for Quantum Communication. IEEE Transactions on Information Theory.

Journal article

Xin Wang, Zhixin Song, Youle Wang (2021).

Variational Quantum Singular Value Decomposition. Quantum.

Journal article

Chenfeng Cao, Xin Wang (2021).

Noise-Assisted Quantum Autoencoder. Physical Review Applied.

Preprint

Kun Wang, Yu-Ao Chen, Xin Wang (2021).

Measurement Error Mitigation via Truncated Neumann Series. arXiv preprint arXiv:2103.13856.

Conference paper

Dawei Ding, Sumeet Khatri, Yihui Quek, Peter W Shor, Xin Wang, Mark M Wilde (2021).

Upper bound on the classical capacity of a quantum channel assisted by classical feedback. 2021 IEEE International Symposium on Information Theory (ISIT).

Journal article

Patrick Rebentrost, Yassine Hamoudi, Maharshi Ray, Xin Wang, Siyi Yang, Miklos Santha (2021).

Quantum algorithms for hedging and the learning of Ising models. Physical Review A.

Preprint

Kun Wang, Zhixin Song, Xuanqiang Zhao, Zihe Wang, Xin Wang (2020).

Detecting and quantifying entanglement on near-term quantum devices. arXiv:2012.14311.

Journal article

Xin Wang, Mark M. Wilde (2020).

alpha-logarithmic negativity. Physical Review A.

Journal article

Xin Wang, Mark M. Wilde (2020).

Cost of Quantum Entanglement Simplified. Physical Review Letters.

Conference paper

Kun Wang, Xin Wang, Mark M Wilde (2020).

Quantification of Unextendible Entanglement and Its Applications in Entanglement Distillation. 2020 IEEE International Symposium on Information Theory (ISIT).

Journal article

Dominic W. Berry, Andrew M. Childs, Yuan Su, Xin Wang, Nathan Wiebe (2020).

Time-dependent Hamiltonian simulation with L1-norm scaling. Quantum.

Journal article

Kun Fang, Xin Wang, Marco Tomamichel, Mario Berta (2020).

Quantum Channel Simulation and the Channel's Smooth Max-Information. IEEE Transactions on Information Theory.

Journal article

Xin Wang, Mark M Wilde, Yuan Su (2020).

Efficiently Computable Bounds for Magic State Distillation. Physical Review Letters.

Preprint

Yifang Chen, Xin Wang (2020).

More Practical and Adaptive Algorithms for Online Quantum State Learning. arXiv preprint arXiv:2006.01013.

Journal article

Xin Wang, Mark M. Wilde (2019).

Resource theory of asymmetric distinguishability for quantum channels. Physical Review Research.

Journal article

Xin Wang, Mark M. Wilde (2019).

Resource theory of asymmetric distinguishability. Physical Review Research.

Preprint

Kun Wang, Xin Wang, Mark M. Wilde (2019).

Quantifying the unextendibility of entanglement. arXiv:1911.07433.

Journal article

Xin Wang, Mark M Wilde, Yuan Su (2019).

Quantifying the magic of quantum channels. New Journal of Physics.

Journal article

Bartosz Regula, Kun Fang, Xin Wang, Mile Gu (2019).

One-shot entanglement distillation beyond local operations and classical communication. New Journal of Physics.

Preprint

Stefan Baeuml, Siddhartha Das, Xin Wang, Mark M. Wilde (2019).

Resource theory of entanglement for bipartite quantum channels. arXiv:1907.04181.

Journal article

Xin Wang, Kun Fang, Marco Tomamichel (2019).

On Converse Bounds for Classical Communication Over Quantum Channels. IEEE Transactions on Information Theory.

Journal article

Kun Fang, Xin Wang, Marco Tomamichel, Runyao Duan (2019).

Non-asymptotic Entanglement Distillation. IEEE Transactions on Information Theory.

Journal article

Xin Wang, Kun Fang, Runyao Duan (2019).

Semidefinite Programming Converse Bounds for Quantum Communication. IEEE Transactions on Information Theory.

Preprint

Xin Wang, Mark M. Wilde (2019).

$α$-Logarithmic negativity. arXiv:1904.10437.

Journal article

MG Diaz, Kun Fang, Xin Wang, Matteo Rosati, Michalis Skotiniotis, John Calsamiglia, Andreas Winter (2018).

Using and reusing coherence to realize quantum processes. Quantum.

Journal article

Xin Wang, Wei Xie, Runyao Duan (2018).

Semidefinite programming strong converse bounds for classical capacity. IEEE Transactions on Information Theory.

Conference paper

Shusen Liu, Xin Wang, Li Zhou, Ji Guan, Yinan Li, Yang He, Runyao Duan, Mingsheng Ying (2018).

QSI: A Quantum Programming Environment. Symposium on Real-Time and Hybrid Systems, Lecture Notes in Computer Science.

Preprint

Xin Wang, Mark M. Wilde (2018).

Exact entanglement cost of quantum states and channels under PPT-preserving operations. arXiv:1809.09592.

Journal article

Kun Fang, Xin Wang, Ludovico Lami, Bartosz Regula, Gerardo Adesso (2018).

Probabilistic Distillation of Quantum Coherence. Physical Review Letters.

Journal article

Ludovico Lami, Bartosz Regula, Xin Wang, Rosanna Nichols, Andreas Winter, Gerardo Adesso (2018).

Gaussian quantum resource theories. Physical Review A.

Journal article

Bartosz Regula, Kun Fang, Xin Wang, Gerardo Adesso (2018).

One-Shot Coherence Distillation. Physical Review Letters.

Conference paper

Wei Xie, Xin Wang, Runyao Duan (2018).

Converse Bounds for Classical Communication Over Quantum Broadcast Channels and Quantum Multi-Access Channels. 2018 IEEE International Symposium on Information Theory (ISIT).

Journal article

Yinan Li, Youming Qiao, Xin Wang, Runyao Duan (2018).

Tripartite-to-Bipartite Entanglement Transformation by Stochastic Local Operations and Classical Communication and the Structure of Matrix Spaces. Communications in Mathematical Physics.

Journal article

Xin Wang, Runyao Duan (2018).

Separation Between Quantum Lovász Number and Entanglement-Assisted Zero-Error Classical Capacity. IEEE Transactions on Information Theory.

Book section

Shusen Liu, Xin Wang, Li Zhou, Ji Guan, Yinan Li, Yang He, Runyao Duan, Mingsheng Ying (2018).

QSI: A Quantum Programming Environment BT - Symposium on Real-Time and Hybrid Systems: Essays Dedicated to Professor Chaochen Zhou on the Occasion of His 80th Birthday. Springer International Publishing.

Journal article

Xin Wang, Runyao Duan (2017).

Irreversibility of Asymptotic Entanglement Manipulation Under Quantum Operations Completely Preserving Positivity of Partial Transpose. Physical Review Letters.

Journal article

Wei Xie, Kun Fang, Xin Wang, Runyao Duan (2017).

Approximate broadcasting of quantum correlations. Physical Review A.

Journal article

Xin Wang, Runyao Duan (2017).

Nonadditivity of Rains' bound for distillable entanglement. Physical Review A.

Journal article

Yinan Li, Xin Wang, Runyao Duan (2017).

Indistinguishability of bipartite states by positive-partial-transpose operations in the many-copy scenario. Physical Review A.

Conference paper

Xin Wang, Wei Xie, Runyao Duan (2017).

Semidefinite programming converse bounds for classical communication over quantum channels. 2017 IEEE International Symposium on Information Theory (ISIT).

Journal article

Xin Wang, Runyao Duan (2016).

Improved semidefinite programming upper bound on distillable entanglement. Physical Review A.

Conference paper

Xin Wang, Runyao Duan (2016).

On the quantum no-signalling assisted zero-error classical simulation cost of non-commutative bipartite graphs. 2016 IEEE International Symposium on Information Theory (ISIT).

Conference paper

Xin Wang, Runyao Duan (2016).

A semidefinite programming upper bound of quantum capacity. 2016 IEEE International Symposium on Information Theory (ISIT).

Preprint

Runyao Duan, Xin Wang (2015).

Activated zero-error classical communication over quantum channels assisted with quantum no-signalling correlations. arXiv:1510.05437.