Quantum information theory

Quantum state purification, a process that aims to recover a state closer to a system’s principal eigenstate from multiple copies …

The manipulation of quantum states through linear maps beyond quantum operations has many important applications in various areas of …

We introduce a reversible theory of exact entanglement manipulation by establishing a necessary and sufficient condition for state …

Circuit knitting, a method for connecting quantum circuits across multiple processors to simulate nonlocal quantum operations, is a …

Identifying unknown Hamiltonians from their quantum dynamics is a pivotal challenge in quantum technologies and fundamental physics. In …

Efficient estimation of nonlinear functions of quantum states is crucial for various key tasks in quantum computing, such as …

Symmetry plays a crucial role in quantum physics, dictating the behavior and dynamics of physical systems. In this paper, We develop a …

Unraveling the secrets of how much nonstabilizerness a quantum dynamic can generate is crucial for harnessing the power of magic …

Quantum broadcasting is central to quantum information processing and characterizes the correlations within quantum states. …

The inherent irreversibility of quantum dynamics for open systems poses a significant barrier to the inversion of unknown quantum …