Quantum error correction with quantum autoencoders

DF Locher, L Cardarelli, M Müller - Quantum, 2023 - quantum-journal.org
Active quantum error correction is a central ingredient to achieve robust quantum
processors. In this paper we investigate the potential of quantum machine learning for …

Accelerating the approach of dissipative quantum spin systems towards stationarity through global spin rotations

S Kochsiek, F Carollo, I Lesanovsky - Physical Review A, 2022 - APS
We consider open quantum systems whose dynamics is governed by a time-independent
Markovian Lindblad master equation. Such systems approach their stationary state on a …

Mean-field dynamics of open quantum systems with collective operator-valued rates: validity and application

E Fiorelli, M Müller, I Lesanovsky… - New Journal of …, 2023 - iopscience.iop.org
We consider a class of open quantum many-body Lindblad dynamics characterized by an all-
to-all coupling Hamiltonian and by dissipation featuring collective'state-dependent'rates. The …

Quantum memories for squeezed and coherent superpositions in a driven-dissipative nonlinear oscillator

A Labay-Mora, R Zambrini, GL Giorgi - Physical Review A, 2024 - APS
Quantum oscillators with nonlinear driving and dissipative terms have gained significant
attention due to their ability to stabilize cat states for universal quantum computation …

Neural networks with quantum states of light

A Labay-Mora, J García-Beni… - Philosophical …, 2024 - royalsocietypublishing.org
Quantum optical networks are instrumental in addressing the fundamental questions and
enable applications ranging from communication to computation and, more recently …

Optimal storage capacity of quantum Hopfield neural networks

L Bödeker, E Fiorelli, M Müller - Physical Review Research, 2023 - APS
Quantum neural networks form one pillar of the emergent field of quantum machine learning.
Here quantum generalizations of classical networks realizing associative memories …

Symmetry breaking and non-ergodicity in a driven-dissipative ensemble of multilevel atoms in a cavity

E Hernandez, E Suarez, I Lesanovsky, B Olmos… - Physical Review …, 2024 - APS
Dissipative light-matter systems can display emergent collective behavior. Here, we report a
Z 2-symmetry-breaking phase transition in a system of multilevel Rb 87 atoms strongly …

Benchmarking Hebbian learning rules for associative memory

A Lansner, NB Ravichandran, P Herman - arxiv preprint arxiv:2401.00335, 2023 - arxiv.org
Associative memory or content addressable memory is an important component function in
computer science and information processing and is a key concept in cognitive and …

Dissipative quantum many-body dynamics in (1+ 1) D quantum cellular automata and quantum neural networks

M Boneberg, F Carollo, I Lesanovsky - New Journal of Physics, 2023 - iopscience.iop.org
Classical artificial neural networks, built from elementary units, possess enormous
expressive power. Here we investigate a quantum neural network (QNN) architecture, which …

Dissipative quantum Hopfield network: a numerical analysis

JJ Torres, D Manzano - New Journal of Physics, 2024 - iopscience.iop.org
We present extensive simulations of a quantum version of the Hopfield neural network to
explore its emergent behavior. The system is a network of N qubits oscillating at a given Ω …