Time averaging and emerging nonergodicity upon resetting of fractional Brownian motion and heterogeneous diffusion processes

W Wang, AG Cherstvy, H Kantz, R Metzler, IM Sokolov - Physical Review E, 2021 - APS
How different are the results of constant-rate resetting of anomalous-diffusion processes in
terms of their ensemble-averaged versus time-averaged mean-squared displacements …

Quantum walks of two correlated photons in a 2D synthetic lattice

C Esposito, MR Barros, A Durán Hernández… - npj Quantum …, 2022 - nature.com
Quantum walks represent paradigmatic quantum evolutions, enabling powerful applications
in the context of topological physics and quantum computation. They have been …

Quantum walks on random lattices: Diffusion, localization, and the absence of parametric quantum speedup

R Duda, MN Ivaki, I Sahlberg, K Pöyhönen… - Physical Review …, 2023 - APS
Discrete-time quantum walks, quantum generalizations of classical random walks, provide a
framework for quantum information processing, quantum algorithms, and quantum …

Maximal coin-position entanglement generation in a quantum walk for the third step and beyond regardless of the initial state

XX Fang, K An, BT Zhang, BC Sanders, H Lu - Physical Review A, 2023 - APS
We study maximal coin-position entanglement generation via a discrete-time quantum walk,
in which the coin operation is randomly selected from one of two coin operators set at each …

Discrete-time quantum walk dispersion control through long-range correlations

ARC Buarque, FS Passos, WS Dias, EP Raposo - Physical Review E, 2023 - APS
We investigate the evolution dynamics of inhomogeneous discrete-time one-dimensional
quantum walks displaying long-range correlations in both space and time. The associated …

Floquet simulators for topological surface states in isolation

KW Kim, D Bagrets, T Micklitz, A Altland - Physical Review X, 2023 - APS
With recent advances in time-resolved device control, the dynamical engineering of novel
quantum phases is becoming reality. One of the striking new options is the dynamical …

Photonic quantum walk with ultrafast time-bin encoding

KL Fenwick, F Bouchard, GS Thekkadath, D England… - Optica, 2024 - opg.optica.org
The quantum walk (QW) has proven to be a valuable testbed for fundamental inquiries in
quantum technology applications such as quantum simulation and quantum search …

Driven Gaussian quantum walks

P Held, M Engelkemeier, S De, S Barkhofen, J Sperling… - Physical Review A, 2022 - APS
Quantum walks function as essential means to implement quantum simulators, allowing one
to study complex and often directly inaccessible quantum processes in controllable systems …

Probing the topological Anderson transition with quantum walks

D Bagrets, KW Kim, S Barkhofen, S De, J Sperling… - Physical Review …, 2021 - APS
We consider one-dimensional quantum walks in optical linear networks with synthetically
introduced disorder and tunable system parameters allowing for the engineered realization …

Enhancing nonclassical bosonic correlations in a quantum walk network through experimental control of disorder

A Laneve, F Nosrati, A Geraldi, K Mahdavipour… - Physical Review …, 2021 - APS
The presence of disorder and inhomogeneities in quantum networks has often been
unexpectedly beneficial for both quantum and classical resources. Here we experimentally …