Quantum information theory

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 …
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Protocols and Trade-Offs of Quantum State Purification
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 …
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Estimate distillable entanglement and quantum capacity by squeezing useless entanglement
Virtual Quantum Markov Chains
Quantum Markov chains generalize classical Markov chains for random variables to the quantum realm and exhibit unique inherent …
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Virtual Quantum Markov Chains
Computable and Faithful Lower Bound for Entanglement Cost
Abstract Quantum entanglement is a crucial resource in quantum information processing. However, quantifying the entanglement required …
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Computable and Faithful Lower Bound for Entanglement Cost
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 …
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Efficient information recovery from Pauli noise via classical shadow
Information recoverability of noisy quantum states
Extracting classical information from quantum systems is an essential step of many quantum algorithms. However, this information could …
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Information recoverability of noisy quantum states
Symmetric distinguishability as a quantum resource
We develop a resource theory of symmetric distinguishability, the fundamental objects of which are elementary quantum information …
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