Wang Research Group
Wang Research Group
News
People
Publications
Software
Join us
Contact
Quantum information theory
Optimal unilocal virtual quantum broadcasting
Quantum broadcasting is central to quantum information processing and characterizes the correlations within quantum states. …
Hongshun Yao
,
Xia Liu
,
Chengkai Zhu
,
Xin Wang
PDF
Cite
DOI
Reversing Unknown Quantum Processes via Virtual Combs for Channels with Limited Information
The inherent irreversibility of quantum dynamics for open systems poses a significant barrier to the inversion of unknown quantum …
Chengkai Zhu
,
Yin Mo
,
Yu-Ao Chen
,
Xin Wang
PDF
Cite
DOI
Protocols and Trade-Offs of Quantum State Purification
Quantum state purification plays a pivotal role in quantum communication and quantum computation, aiming to recover the purified state …
Hongshun Yao
,
Yu-Ao Chen
,
Erdong Huang
,
Xin Wang
PDF
Cite
DOI
Circuit Knitting Faces Exponential Sampling Overhead Scaling Bounded by Entanglement Cost
Abstract Circuit knitting, a method for connecting quantum circuits across multiple processors to simulate nonlocal quantum operations, …
Mingrui Jing
,
Chengkai Zhu
,
Xin Wang
PDF
Cite
DOI
Estimate distillable entanglement and quantum capacity by squeezing useless entanglement
Quantum Internet relies on quantum entanglement as a fundamental resource for secure and efficient quantum communication, reshaping …
Chengkai Zhu
,
Chenghong Zhu
,
Xin Wang
PDF
Cite
DOI
Reversible Entanglement Beyond Quantum Operations
We introduce a reversible theory of exact entanglement manipulation by establishing a necessary and sufficient condition for state …
Xin Wang
,
Yu-Ao Chen
,
Lei Zhang
,
Chenghong Zhu
PDF
Cite
DOI
Virtual Quantum Markov Chains
Quantum Markov chains generalize classical Markov chains for random variables to the quantum realm and exhibit unique inherent …
Yu-Ao Chen
,
Chengkai Zhu
,
Keming He
,
Mingrui Jing
,
Xin Wang
PDF
Cite
Computable and Faithful Lower Bound for Entanglement Cost
Abstract Quantum entanglement is a crucial resource in quantum information processing. However, quantifying the entanglement required …
Xin Wang
,
Mingrui Jing
,
Chengkai Zhu
PDF
Cite
DOI
Power of Quantum Measurement in Simulating Unphysical Operations
The manipulation of quantum states through linear maps beyond quantum operations has many important applications in various areas of …
Xuanqiang Zhao
,
Lei Zhang
,
Benchi Zhao
,
Xin Wang
PDF
Cite
DOI
Efficient information recovery from Pauli noise via classical shadow
The rapid advancement of quantum computing has led to an extensive demand for effective techniques to extract classical information …
Yifei Chen
,
Zhan Yu
,
Chenghong Zhu
,
Xin Wang
PDF
Cite
»
Cite
×