no code implementations • 3 Dec 2020 • Dong Xie, Chunling Xu, An Min Wang
We investigate the advantage of coherent superposition of two different coded channels in quantum metrology.
Quantum Physics
no code implementations • 3 Dec 2020 • Dong Xie, Chunling Xu, An Min Wang
For the open PT symmetrical two magnons system, the quantum fluctuations will greatly reduce the degree of entanglement.
Quantum Physics