Unifying speed limit, thermodynamic uncertainty relation and Heisenberg principle via bulk-boundary correspondence

Abstract The bulk-boundary correspondence provides a guiding principle for tackling strongly correlated and coupled systems. In the present work, we apply the concept of the bulk-boundary correspondence to thermodynamic bounds described by classical and quantum Markov processes. Using the continuous...

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Main Author: Yoshihiko Hasegawa
Format: Article
Language:English
Published: Nature Portfolio 2023-05-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-023-38074-8
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author Yoshihiko Hasegawa
author_facet Yoshihiko Hasegawa
author_sort Yoshihiko Hasegawa
collection DOAJ
description Abstract The bulk-boundary correspondence provides a guiding principle for tackling strongly correlated and coupled systems. In the present work, we apply the concept of the bulk-boundary correspondence to thermodynamic bounds described by classical and quantum Markov processes. Using the continuous matrix product state, we convert a Markov process to a quantum field, such that jump events in the Markov process are represented by the creation of particles in the quantum field. Introducing the time evolution of the continuous matrix product state, we apply the geometric bound to its time evolution. We find that the geometric bound reduces to the speed limit relation when we represent the bound in terms of the system quantity, whereas the same bound reduces to the thermodynamic uncertainty relation when expressed based on quantities of the quantum field. Our results show that the speed limits and thermodynamic uncertainty relations are two aspects of the same geometric bound.
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spelling doaj.art-75165b878a204aea8babd63b5d5a8fce2023-05-21T11:19:59ZengNature PortfolioNature Communications2041-17232023-05-0114111010.1038/s41467-023-38074-8Unifying speed limit, thermodynamic uncertainty relation and Heisenberg principle via bulk-boundary correspondenceYoshihiko Hasegawa0Department of Information and Communication Engineering, Graduate School of Information Science and Technology, The University of TokyoAbstract The bulk-boundary correspondence provides a guiding principle for tackling strongly correlated and coupled systems. In the present work, we apply the concept of the bulk-boundary correspondence to thermodynamic bounds described by classical and quantum Markov processes. Using the continuous matrix product state, we convert a Markov process to a quantum field, such that jump events in the Markov process are represented by the creation of particles in the quantum field. Introducing the time evolution of the continuous matrix product state, we apply the geometric bound to its time evolution. We find that the geometric bound reduces to the speed limit relation when we represent the bound in terms of the system quantity, whereas the same bound reduces to the thermodynamic uncertainty relation when expressed based on quantities of the quantum field. Our results show that the speed limits and thermodynamic uncertainty relations are two aspects of the same geometric bound.https://doi.org/10.1038/s41467-023-38074-8
spellingShingle Yoshihiko Hasegawa
Unifying speed limit, thermodynamic uncertainty relation and Heisenberg principle via bulk-boundary correspondence
Nature Communications
title Unifying speed limit, thermodynamic uncertainty relation and Heisenberg principle via bulk-boundary correspondence
title_full Unifying speed limit, thermodynamic uncertainty relation and Heisenberg principle via bulk-boundary correspondence
title_fullStr Unifying speed limit, thermodynamic uncertainty relation and Heisenberg principle via bulk-boundary correspondence
title_full_unstemmed Unifying speed limit, thermodynamic uncertainty relation and Heisenberg principle via bulk-boundary correspondence
title_short Unifying speed limit, thermodynamic uncertainty relation and Heisenberg principle via bulk-boundary correspondence
title_sort unifying speed limit thermodynamic uncertainty relation and heisenberg principle via bulk boundary correspondence
url https://doi.org/10.1038/s41467-023-38074-8
work_keys_str_mv AT yoshihikohasegawa unifyingspeedlimitthermodynamicuncertaintyrelationandheisenbergprincipleviabulkboundarycorrespondence