Relaxation and revival of quasiparticles injected in an interacting quantum Hall liquid
Quantum Hall phases have chiral edge modes, which could be used to explore and exploit the quantum properties of electrons. Interactions in these edge states lead to relaxation and decoherence, hindering any realistic exploitation. Here the authors observe spectroscopically the decay and revival of...
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Nature Portfolio
2020
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oai:doaj.org-article:f9802976b512434693a97cda3fe5a0db2021-12-02T15:54:49ZRelaxation and revival of quasiparticles injected in an interacting quantum Hall liquid10.1038/s41467-020-16331-42041-1723https://doaj.org/article/f9802976b512434693a97cda3fe5a0db2020-05-01T00:00:00Zhttps://doi.org/10.1038/s41467-020-16331-4https://doaj.org/toc/2041-1723Quantum Hall phases have chiral edge modes, which could be used to explore and exploit the quantum properties of electrons. Interactions in these edge states lead to relaxation and decoherence, hindering any realistic exploitation. Here the authors observe spectroscopically the decay and revival of the excitation created by injection of an electron into the edge mode. Their results confirm phase-coherent transport and quantify the effect of dissipation-induced decoherence.R. H. RodriguezF. D. ParmentierD. FerraroP. RoulleauU. GennserA. CavannaM. SassettiF. PortierD. MaillyP. RocheNature PortfolioarticleScienceQENNature Communications, Vol 11, Iss 1, Pp 1-8 (2020) |
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Science Q R. H. Rodriguez F. D. Parmentier D. Ferraro P. Roulleau U. Gennser A. Cavanna M. Sassetti F. Portier D. Mailly P. Roche Relaxation and revival of quasiparticles injected in an interacting quantum Hall liquid |
description |
Quantum Hall phases have chiral edge modes, which could be used to explore and exploit the quantum properties of electrons. Interactions in these edge states lead to relaxation and decoherence, hindering any realistic exploitation. Here the authors observe spectroscopically the decay and revival of the excitation created by injection of an electron into the edge mode. Their results confirm phase-coherent transport and quantify the effect of dissipation-induced decoherence. |
format |
article |
author |
R. H. Rodriguez F. D. Parmentier D. Ferraro P. Roulleau U. Gennser A. Cavanna M. Sassetti F. Portier D. Mailly P. Roche |
author_facet |
R. H. Rodriguez F. D. Parmentier D. Ferraro P. Roulleau U. Gennser A. Cavanna M. Sassetti F. Portier D. Mailly P. Roche |
author_sort |
R. H. Rodriguez |
title |
Relaxation and revival of quasiparticles injected in an interacting quantum Hall liquid |
title_short |
Relaxation and revival of quasiparticles injected in an interacting quantum Hall liquid |
title_full |
Relaxation and revival of quasiparticles injected in an interacting quantum Hall liquid |
title_fullStr |
Relaxation and revival of quasiparticles injected in an interacting quantum Hall liquid |
title_full_unstemmed |
Relaxation and revival of quasiparticles injected in an interacting quantum Hall liquid |
title_sort |
relaxation and revival of quasiparticles injected in an interacting quantum hall liquid |
publisher |
Nature Portfolio |
publishDate |
2020 |
url |
https://doaj.org/article/f9802976b512434693a97cda3fe5a0db |
work_keys_str_mv |
AT rhrodriguez relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid AT fdparmentier relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid AT dferraro relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid AT proulleau relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid AT ugennser relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid AT acavanna relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid AT msassetti relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid AT fportier relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid AT dmailly relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid AT proche relaxationandrevivalofquasiparticlesinjectedinaninteractingquantumhallliquid |
_version_ |
1718385487965585408 |