Quantum collision models: Open system dynamics from repeated interactions

F Ciccarello, S Lorenzo, V Giovannetti, GM Palma - Physics Reports, 2022 - Elsevier
We present an extensive introduction to quantum collision models (CMs), also known as
repeated interactions schemes: a class of microscopic system–bath models for investigating …

Quantum algorithms for quantum dynamics

A Miessen, PJ Ollitrault, F Tacchino… - Nature Computational …, 2023 - nature.com
Among the many computational challenges faced across different disciplines, quantum-
mechanical systems pose some of the hardest ones and offer a natural playground for the …

Collision models can efficiently simulate any multipartite Markovian quantum dynamics

M Cattaneo, G De Chiara, S Maniscalco, R Zambrini… - Physical Review Letters, 2021 - APS
We introduce the multipartite collision model, defined in terms of elementary interactions
between subsystems and ancillas, and show that it can simulate the Markovian dynamics of …

Eavesdrop** on the decohering environment: Quantum darwinism, amplification, and the origin of objective classical reality

A Touil, B Yan, D Girolami, S Deffner, WH Zurek - Physical review letters, 2022 - APS
“How much information about a system S can one extract from a fragment F of the
environment E that decohered it?” is the central question of Quantum Darwinism. To date …

Dual-frame optimization for informationally complete quantum measurements

LE Fischer, T Dao, I Tavernelli, F Tacchino - Physical Review A, 2024 - APS
Randomized measurement protocols such as classical shadows represent powerful
resources for quantum technologies, with applications ranging from quantum state …

[HTML][HTML] Non-equilibrium steady-states of memoryless quantum collision models

G Guarnieri, D Morrone, B Çakmak, F Plastina… - Physics Letters A, 2020 - Elsevier
We investigate the steady state properties arising from the open system dynamics described
by a memoryless (Markovian) quantum collision model, corresponding to a master equation …

Quantum Darwinism in a composite system: Objectivity versus classicality

B Çakmak, ÖE Müstecaplıoğlu, M Paternostro… - Entropy, 2021 - mdpi.com
We investigate the implications of quantum Darwinism in a composite quantum system with
interacting constituents exhibiting a decoherence-free subspace. We consider a two-qubit …

Noise-assisted quantum coherence protection in a hierarchical environment

X Zhao, Y Ma, Y **a - Physical Review A, 2022 - APS
In this paper, we investigate coherence protection of a quantum system coupled to a
hierarchical environment by utilizing noise. As an example, we solve the Jaynes-Cummings …

Pairwise tomography networks for many-body quantum systems

G García-Pérez, MAC Rossi, B Sokolov, EM Borrelli… - Physical Review …, 2020 - APS
We introduce the concept of pairwise tomography networks to characterize quantum
properties in many-body systems and demonstrate an efficient protocol to measure them …

[HTML][HTML] Quantum Darwinism in a structured spin environment

E Ryan, M Paternostro, S Campbell - Physics Letters A, 2021 - Elsevier
We examine the emergence and suppression of signatures of quantum Darwinism when the
system of interest interacts with a complex, structured environment. We introduce an …