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@BOOK{Pavarini:896709,
key = {896709},
editor = {Pavarini, Eva and Koch, Erik},
title = {{S}imulating {C}orrelations with {C}omputers},
volume = {11},
address = {Jülich},
publisher = {Forschungszentrum Jülich GmbH Zentralbibliothek, Verlag},
reportid = {FZJ-2021-03542},
isbn = {978-3-95806-529-1},
series = {Schriften des Forschungszentrums Jülich Modeling and
Simulation},
pages = {420},
year = {2021},
abstract = {The combinatorial growth of the Hilbert space makes the
many-electron problem one of thegrand challenges of
theoretical physics. Progress relies on the development of
non-perturbativemethods, based on either wavefunctions or
self energies. This made, in recent years, calculationsfor
strongly correlated materials a reality. These simulations
draw their power fromthree sources: theoretical advances,
algorithmic developments, and the raw power of
massivelyparallel supercomputers. Turning to quantum
hardware could give quantum materials sciencethe ultimate
boost. Before quantum parallelism can be exploited, however,
many questions,algorithmic and engineering, need to be
addressed.This year’s school will provide students with an
overview of the state-of-the-art of manybodysimulations and
the promises of quantum computers. After introducing the
basic modelingtechniques and the concept of entanglement in
correlated states, lectures will turn to methodsthat do not
rely on wavefunctions, comparing density-functional theory,
the GW method anddynamical mean-field approaches. Advanced
lectures will broaden the discussion, addressingtopics from
the Luttinger-Ward functional to non-equilibrium Green
functions. As a glimpse offuture possibilities, the basics
of quantum computing and its possible uses in materials
simulationswill be outlined.A school of this size and scope
requires backing from many sources. This is even moretrue
during the Corona pandemics, which provided scores of new
challenges. We are verygrateful for all the practical and
financial support we have received. The Institute for
AdvancedSimulation at the Forschungszentrum J¨ulich and the
J¨ulich Supercomputer Centre provided themajor part of the
funding and were vital for the organization of the school as
well as for theproduction of this book. The Institute for
Complex Adaptive Matter (ICAM) supplied additionalfunds and
ideas for successful online formats.The nature of a school
makes it desirable to have the lecture notes available when
the lecturesare given. This way students get the chance to
work through the lectures thoroughly while theirmemory is
still fresh. We are therefore extremely grateful to the
lecturers that, despite tightdeadlines, provided their
manuscripts in time for the production of this book. We are
confidentthat the lecture notes collected here will not only
serve the participants of the school but willalso be useful
for other students entering the exciting field of strongly
correlated materials.},
month = {Sep},
date = {2021-09-20},
organization = {Autumn School organized by the
Institute for Advanced Simulation at
Forschungszentrum Jülich, Jülich, 20
Sep 2021 - 24 Sep 2021},
cin = {IAS-3 / JSC},
cid = {I:(DE-Juel1)IAS-3-20090406 / I:(DE-Juel1)JSC-20090406},
pnm = {5111 - Domain-Specific Simulation $\&$ Data Life Cycle Labs
(SDLs) and Research Groups (POF4-511) / 5215 - Towards
Quantum and Neuromorphic Computing Functionalities
(POF4-521)},
pid = {G:(DE-HGF)POF4-5111 / G:(DE-HGF)POF4-5215},
typ = {PUB:(DE-HGF)3 / PUB:(DE-HGF)26},
url = {https://juser.fz-juelich.de/record/896709},
}