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Snapshot of MRCO for a period of 4τα at ϕ = 0.557 and Δ = 6% (N = 4,096). At t = t′ there exist clusters of high MRCO. At t = t′ + 4τα some of them already disappear, which indicates that MRCO is temporally fluctuating and has a finite lifetime, and thus it is nothing to do with crystal nuclei.
