3 papers
quant-ph2024
Demonstration of superior communication through thermodynamically free channels in an optical quantum switch
Hao Tang, Yu Guo, Xiao-Min Hu +4
The release of causal structure of physical events from a well-defined order to an indefinite one stimulates remarkable enhancements in various quantum information tasks. Some of t…
math.CO2023
On the minimum degree of minimally -tough, claw-free graphs
Hui Ma, Xiaomin Hu, Weihua Yang
A graph is minimally -tough if the toughness of is and deletion of any edge from decreases its toughness. Katona et al. conjectured that the minimum de…
quant-ph2014
Locality and universality of quantum memory effects
B. -H. Liu, S. Wißmann, X. -M. Hu +7
Recently, a series of different measures quantifying memory effects in the quantum dynamics of open systems has been proposed. Here, we derive a mathematical representation for the…