NET4IQ | Network Techniques for Interaction Quenches

Summary
Understanding the universal features of the non-equilibrium dynamics
of strongly interacting one-dimensional quantum many-body systems
is one of the most challenging and intriguing aspect of the recent researches
in the broad domain of the quantum many-particle physics.
In this project one merges analytical with numerical methods in order to explore
the exotic behavior of interacting quantum models when brought out-of-equilibrium.
Indeed, although the equilibrium properties of quantum systems could be understood
in terms of standard approaches, away from the equilibrium a complete understanding is still missing.
In particular, the project aims to fill the lack of knowledge still present in this exciting domain,
pursuing two main ideas: (i) The development of new numerical methods based on tensor-network
techniques, so as to explore the post-quench dynamics in closed quantum systems;
with a special attention to the very recent continuous version of such algorithms.
(ii) A better theoretical understanding (strongly supported by the numerical approach in (i))
of the effects of symmetry breaking, interactions and integrability, in the non-equilibrium dynamics;
especially with respect to the non-equilibrium transport of energy and particle throughout the systems as well as
a universal description of the stationary states (both equilibrium and non-equilibrium) that
emerge at late times.
Beside its conceptual importance, a complete universal characterization of the non-equilibrium dynamics
of 1D quantum systems will have various application in quantum engineering, being a
crucial step forward to construct a quantum computer.
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More information & hyperlinks
Web resources: https://cordis.europa.eu/project/id/701221
Start date: 01-10-2016
End date: 30-09-2018
Total budget - Public funding: 183 454,80 Euro - 183 454,00 Euro
Cordis data

Original description

Understanding the universal features of the non-equilibrium dynamics
of strongly interacting one-dimensional quantum many-body systems
is one of the most challenging and intriguing aspect of the recent researches
in the broad domain of the quantum many-particle physics.
In this project one merges analytical with numerical methods in order to explore
the exotic behavior of interacting quantum models when brought out-of-equilibrium.
Indeed, although the equilibrium properties of quantum systems could be understood
in terms of standard approaches, away from the equilibrium a complete understanding is still missing.
In particular, the project aims to fill the lack of knowledge still present in this exciting domain,
pursuing two main ideas: (i) The development of new numerical methods based on tensor-network
techniques, so as to explore the post-quench dynamics in closed quantum systems;
with a special attention to the very recent continuous version of such algorithms.
(ii) A better theoretical understanding (strongly supported by the numerical approach in (i))
of the effects of symmetry breaking, interactions and integrability, in the non-equilibrium dynamics;
especially with respect to the non-equilibrium transport of energy and particle throughout the systems as well as
a universal description of the stationary states (both equilibrium and non-equilibrium) that
emerge at late times.
Beside its conceptual importance, a complete universal characterization of the non-equilibrium dynamics
of 1D quantum systems will have various application in quantum engineering, being a
crucial step forward to construct a quantum computer.

Status

CLOSED

Call topic

MSCA-IF-2015-EF

Update Date

28-04-2024
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Horizon 2020
H2020-EU.1. EXCELLENT SCIENCE
H2020-EU.1.3. EXCELLENT SCIENCE - Marie Skłodowska-Curie Actions (MSCA)
H2020-EU.1.3.2. Nurturing excellence by means of cross-border and cross-sector mobility
H2020-MSCA-IF-2015
MSCA-IF-2015-EF Marie Skłodowska-Curie Individual Fellowships (IF-EF)