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1 paper

cond-mat.stat-mech2026

First Passage in the Presence of Jump Rate Fluctuations: A Transition from Infinite to Finite Mean

Bara Levit, Shlomi Reuveni

A simple symmetric random walk on a one-dimensional lattice is guaranteed to reach any target site, yet its mean first-passage time diverges. Here, we show that stochastic fluctuat…