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 …

Real-time quantum error correction beyond break-even

VV Sivak, A Eickbusch, B Royer, S Singh, I Tsioutsios… - Nature, 2023 - nature.com
The ambition of harnessing the quantum for computation is at odds with the fundamental
phenomenon of decoherence. The purpose of quantum error correction (QEC) is to …

Models in quantum computing: a systematic review

P Nimbe, BA Weyori, AF Adekoya - Quantum Information Processing, 2021 - Springer
Quantum computing is computing beyond classical computing based on quantum
phenomena such as superposition and entanglement. While quantum computing is still …

Entanglement in a fermion chain under continuous monitoring

X Cao, A Tilloy, A De Luca - SciPost Physics, 2019 - scipost.org
We study the entanglement entropy of the quantum trajectories of a free fermion chain under
continuous monitoring of local occupation numbers. We propose a simple theory for …

Reconciliation of quantum local master equations with thermodynamics

G De Chiara, G Landi, A Hewgill, B Reid… - New Journal of …, 2018 - iopscience.iop.org
The study of open quantum systems often relies on approximate master equations derived
under the assumptions of weak coupling to the environment. However when the system is …

Tabletop experiments for quantum gravity: a user's manual

D Carney, PCE Stamp, JM Taylor - Classical and Quantum …, 2019 - iopscience.iop.org
Recent advances in cooling, control, and measurement of mechanical systems in the
quantum regime have opened the possibility of the first direct observation of quantum …

Autonomous quantum error correction and fault-tolerant quantum computation with squeezed cat qubits

Q Xu, G Zheng, YX Wang, P Zoller, AA Clerk… - npj Quantum …, 2023 - nature.com
We propose an autonomous quantum error correction scheme using squeezed cat (SC)
code against excitation loss in continuous-variable systems. Through reservoir engineering …

Charging a quantum battery in a non-Markovian environment: A collisional model approach

D Morrone, MAC Rossi, A Smirne… - Quantum Science and …, 2023 - iopscience.iop.org
We study the effect of non-Markovianity in the charging process of an open-system quantum
battery. We employ a collisional model framework, where the environment is described by a …

Thermodynamic uncertainty relation for general open quantum systems

Y Hasegawa - Physical Review Letters, 2021 - APS
We derive a thermodynamic uncertainty relation for general open quantum dynamics,
described by a joint unitary evolution on a composite system comprising a system and an …

Stabilization of finite-energy Gottesman-Kitaev-Preskill states

B Royer, S Singh, SM Girvin - Physical Review Letters, 2020 - APS
We introduce a new approach to Gottesman-Kitaev-Preskill (GKP) states that treats their
finite-energy version in an exact manner. Based on this analysis, we develop new qubit …