3 papers
quant-ph2023
Compression of Entanglement Improves Quantum Communication
Yu Guo, Hao Tang, Jef Pauwels +7
Shared entanglement can significantly amplify classical correlations between systems interacting over a limited quantum channel. A natural avenue is to use entanglement of the same…
quant-ph2023
Preparation of multiphoton high-dimensional GHZ state
Wen-Bo Xing, Xiao-Min Hu, Yu Guo +3
Multipartite high-dimensional entanglement presents different physics from multipartite two-dimensional entanglement. However, how to prepare multipartite high-dimensional entangle…
quant-ph2023
Experimental super-Heisenberg quantum metrology with indefinite gate order
Peng Yin, Xiaobin Zhao, Yuxiang Yang +10
The precision of quantum metrology is widely believed to be restricted by the Heisenberg limit, corresponding to a root mean square error that is inversely proportional to the numb…