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Universal quantum state purification with energy-preserving operations
Quantum state purification, which operates not by identifying and correcting specific errors but by repeatedly projecting multiple …
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Universal quantum state purification with energy-preserving operations
No-Go Theorems for Universal Quantum State Purification via Classically Simulable Operations
Quantum state purification, a process that aims to recover a state closer to a system’s principal eigenstate from multiple copies of an …
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No-Go Theorems for Universal Quantum State Purification via Classically Simulable Operations
Block Coordinate Descent for Dynamic Portfolio Optimization on Finite-Precision Coherent Ising Machines
Coherent Ising machines (CIMs) have emerged as specialized quantum hardware for large-scale combinatorial optimization. However, for …
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Block Coordinate Descent for Dynamic Portfolio Optimization on Finite-Precision Coherent Ising Machines
Entanglement cost of bipartite quantum channel discrimination under positive partial transpose operations
Quantum channel discrimination is a fundamental task in quantum information processing. In the one-shot regime, discrimination between …
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Entanglement cost of bipartite quantum channel discrimination under positive partial transpose operations
Simulation of Adjoints and Petz Recovery Maps for Unknown Quantum Channels
Transformations of quantum channels, such as the transpose, complex conjugate, and adjoint, are fundamental to quantum information …
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Simulation of Adjoints and Petz Recovery Maps for Unknown Quantum Channels
Efficient implementation of arbitrary Hermitian-preserving and trace-preserving maps
Quantum control has been a cornerstone of quantum information science, driving major advances in quantum computing, quantum …
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Efficient implementation of arbitrary Hermitian-preserving and trace-preserving maps
Thermal-Drift Sampling: Generating Thermal Ensembles for Learning Many-Body Systems
Thermal equilibrium states of many-body Hamiltonians are essential for probing quantum chaos, finite-temperature phases of matter, and …
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Thermal-Drift Sampling: Generating Thermal Ensembles for Learning Many-Body Systems
Programmable Open Quantum Systems
Programmability is a unifying paradigm for enacting families of quantum transformations via fixed processors and program states, with a …
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Programmable Open Quantum Systems
Quantifying Unextendibility via Virtual State Extension
Monogamy of entanglement, which limits how entanglement can be shared among multiple parties, is a fundamental feature underpinning the …
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Quantifying Unextendibility via Virtual State Extension
Structure, Optimality, and Symmetry in Shadow Unitary Inversion
The ability to reverse any unknown unitary operation plays a fundamental role in quantum computing. While existing studies mostly focus …
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Structure, Optimality, and Symmetry in Shadow Unitary Inversion