2 papers
quant-ph2025
Quantum state discrimination in a -symmetric system of a single trapped ion
Chenhao Zhu, Tingting Shi, Liangyu Ding +3
We experimentally demonstrate an unambiguous quantum state discrimination of two qubit states under a non-Hermitian Hamiltonian with parity-time-reversal () symmetry…
quant-ph2025
Enhanced response at exceptional points in multi-qubit systems for sensing
Tingting Shi, Vasilii Smirnov, Kaiye Shi +1
Exceptional points featuring enhanced energy response to perturbation hold significant potential in detection and measurement of weak signals. Of particular interest is the existen…