Out-of-Time-Ordered Density Correlators in Luttinger Liquids.
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DOI: 10.1103/physrevlett.119.026802
Abstract: Information scrambling and the butterfly effect in chaotic quantum systems can be diagnosed by out-of-time-ordered (OTO) commutators through an exponential growth and large late time value. We show that the latter feature shows up in… read more here.
Keywords: ordered density; density correlators; time ordered; time ... See more keywords