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cond-mat.stat-mech2023★ 1 cited
Renormalization theory of disordered contact processes with heavy-tailed dispersal
Róbert Juhász
Motivated by long-range dispersal in ecological systems, we formulate and apply a general strong-disorder renormalization group (SDRG) framework to describe one-dimensional disorde…
cond-mat.stat-mech2022★ 3 cited
Exact bounds on the energy gap of transverse-field Ising chains by mapping to random walks
Róbert Juhász
Based on a relationship with continuous-time random walks discovered by Iglói, Turban, and Rieger [Phys. Rev. E {\bf 59}, 1465 (1999)], we derive exact lower and upper bounds on th…