Fundamental Speed Limits to the Generation of Quantumness

• DOI: 10.1038/srep38149
• Publication Date: 2016-11-30T10:38:00Z
• Authors: Jun Jing; Lian-Ao Wu; Adolfo del Campo
• Keywords: Dephasing; Time evolution; Dynamics

Abstract Quantum physics dictates fundamental speed limits during time evolution. We present a quantum limit governing the generation of nonclassicality and mutual incompatibility two states connected by This result is used to characterize timescale required generate given amount quantumness under an arbitrary physical process. The bound found be tight pure dephasing dynamics. More generally, our analysis reveals dependence on initial final non-Markovian effects.