Dynamics of non-Markovian open quantum systems

I De Vega, D Alonso - Reviews of Modern Physics, 2017 - APS
Open quantum systems (OQSs) cannot always be described with the Markov approximation,
which requires a large separation of system and environment time scales. An overview is …

Quantum trajectories and open many-body quantum systems

AJ Daley - Advances in Physics, 2014 - Taylor & Francis
The study of open quantum systems–microscopic systems exhibiting quantum coherence
that are coupled to their environment–has become increasingly important in the past years …

Variational quantum simulators based on waveguide QED

C Tabares, A Muñoz de Las Heras, L Tagliacozzo… - Physical review …, 2023 - APS
Waveguide QED simulators are analog quantum simulators made by quantum emitters
interacting with one-dimensional photonic band gap materials. One of their remarkable …

Spontaneous emission of matter waves from a tunable open quantum system

L Krinner, M Stewart, A Pazmiño, J Kwon, D Schneble - Nature, 2018 - nature.com
The decay of an excited atom undergoing spontaneous photon emission into the fluctuating
quantum-electrodynamic vacuum is an emblematic example of the dynamics of an open …

Machine learning non-Markovian quantum dynamics

IA Luchnikov, SV Vintskevich, DA Grigoriev… - Physical review …, 2020 - APS
Machine learning methods have proved to be useful for the recognition of patterns in
statistical data. The measurement outcomes are intrinsically random in quantum physics …

Simulation complexity of open quantum dynamics: Connection with tensor networks

IA Luchnikov, SV Vintskevich, H Ouerdane… - Physical review letters, 2019 - APS
The difficulty to simulate the dynamics of open quantum systems resides in their coupling to
many-body reservoirs with exponentially large Hilbert space. Applying a tensor network …

Bound states in boson impurity models

T Shi, YH Wu, A González-Tudela, JI Cirac - Physical Review X, 2016 - APS
The formation of bound states involving multiple particles underlies many interesting
quantum physical phenomena, such as Efimov physics or superconductivity. In this work, we …

Cold atoms in twisted-bilayer optical potentials

A González-Tudela, JI Cirac - Physical Review A, 2019 - APS
The possibility of creating crystal bilayers twisted with respect to each other has led to the
discovery of a wide range of novel electron correlated phenomena the full understanding of …

Markovian and non-Markovian dynamics of quantum emitters coupled to two-dimensional structured reservoirs

A González-Tudela, JI Cirac - Physical Review A, 2017 - APS
The interaction of quantum emitters with structured baths modifies both their individual and
collective dynamics. In A. González-Tudela and JI Cirac, Phys. Rev. Lett. 119, 143602 …

Non-Markovian dynamics in chiral quantum networks with spins and photons

T Ramos, B Vermersch, P Hauke, H Pichler, P Zoller - Physical Review A, 2016 - APS
We study the dynamics of chiral quantum networks consisting of nodes coupled by
unidirectional or asymmetric bidirectional quantum channels. In contrast to familiar photonic …