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quant-ph2023★ 8 cited
Quantum entanglement for continuous variables sharing in an expanding spacetime
Wen-Mei Li, Rui-Di Wang, Hao-Yu Wu +3
Detecting the structure of spacetime with quantum technologies has always been one of the frontier topics of relativistic quantum information. Here, we analytically study the gener…
quant-ph2022
Gaussian quantum steering in multi-event horizon spacetime
Shu-Min Wu, Jin-Xuan Li, Xiao-Wei Fan +3
We study Gaussian quantum steering in the Schwarzschild-de Sitter (SdS) spacetime that is endowed with both a black hole event horizon (BEH) and a cosmological event horizon (CEH),…