Quantum information theory

Amortized Stabilizer Rényi Entropy of Quantum Dynamics
Unraveling the secrets of how much nonstabilizerness a quantum dynamic can generate is crucial for harnessing the power of magic …
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Amortized Stabilizer Rényi Entropy of Quantum Dynamics
Optimal unilocal virtual quantum broadcasting
Quantum broadcasting is central to quantum information processing and characterizes the correlations within quantum states. …
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Optimal unilocal virtual quantum broadcasting
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 …
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Reversing Unknown Quantum Processes via Virtual Combs for Channels with Limited Information
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
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, …
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Circuit Knitting Faces Exponential Sampling Overhead Scaling Bounded by Entanglement Cost
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
Reversible Entanglement Beyond Quantum Operations
We introduce a reversible theory of exact entanglement manipulation by establishing a necessary and sufficient condition for state …
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Reversible Entanglement Beyond Quantum Operations
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
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 …
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Power of Quantum Measurement in Simulating Unphysical Operations