3 papers
quant-ph2025
Efficient Inversion of Unknown Unitary Operations with Structured Hamiltonians
Yin Mo, Tengxiang Lin, Xin Wang
Unknown unitary inversion is a fundamental primitive in quantum computing and physics. Although recent work has demonstrated that quantum algorithms can invert arbitrary unknown un…
quant-ph2024
Sample-Efficient Estimation of Nonlinear Quantum State Functions
Hongshun Yao, Yingjian Liu, Tengxiang Lin +1
Efficient estimation of nonlinear functions of quantum states is crucial for various key tasks in quantum computing, such as entanglement spectroscopy, fidelity estimation, and fea…
quant-ph2024
Physical Implementability for Reversible Magic State Manipulation
Yu-Ao Chen, Gilad Gour, Xin Wang +2
Magic states are essential for achieving universal quantum computation. This study introduces a reversible framework for the manipulation of magic states in odd dimensions, delinea…