Measuring the α-particle charge radius with muonic helium-4 ions

Bibliographic Details
Main Author: Krauth, Julian J.
Publication Date: 2021
Other Authors: Schuhmann, Karsten, Ahmed, Marwan Abdou, Amaro, Fernando D., Amaro, Pedro, Biraben, François, Chen, Tzu Ling, Covita, Daniel S., Dax, Andreas J., Diepold, Marc, Fernandes, Luis M. P., Franke, Beatrice, Galtier, Sandrine, Gouvea, Andrea L., Götzfried, Johannes, Graf, Thomas, Hänsch, Theodor W., Hartmann, Jens, Hildebrandt, Malte, Indelicato, Paul, Julien, Lucile, Kirch, Klaus, Knecht, Andreas, Liu, Yi Wei, Machado, Jorge, Monteiro, Cristina M. B., Mulhauser, Françoise, Naar, Boris, Nebel, Tobias, Nez, François, dos Santos, Joaquim M. F., Santos, José Paulo, Szabo, Csilla I., Taqqu, David, Veloso, João F. C. A., Vogelsang, Jan, Voss, Andreas, Weichelt, Birgit, Pohl, Randolf, Antognini, Aldo, Kottmann, Franz
Format: Article
Language: eng
Source: Repositórios Científicos de Acesso Aberto de Portugal (RCAAP)
Download full: http://hdl.handle.net/10362/139306
Summary: This work was performed at HIPA at PSI. We thank the accelerator and beamline support groups for excellent conditions. We also thank L. Simons, U. Roser, M. Nussli, H. v. Gunten, B. Zehr, W. Lustermann, A. Gendotti, A. Muller, F. Barchetti, B. van den Brandt, P. Schurter, M. Horisberger, A. Weber, S. Spielmann-Jaggi, U. Greuter, P.-R. Kettle, S. Ritt, W. Simons, K. Linner, H. Bruckner, K. S. E. Eikema and the PSI, ETH and MPQ workshops and support groups for their help. We acknowledge the support of the following grants: European Research Council (ERC) through StG. 279765 and CoG. 725039, Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) under Germany's Excellence Initiative EXC 1098 PRISMA (194673446) and Excellence Strategy EXC PRISMA+ (390831469), DFG_GR_3172/9-1, MOST of Taiwan under contract number 106-2112-M-007 -021 -MY3, Fundacao para a Ciencia e a Tecnologia (FCT), Portugal, and FEDER through COMPETE in the framework of project, PEstOE/FIS/UI0303/2011,and UID/04559/2020 (LIBPhys), contract numbers , SFRH/BD/52332/2013, and by SNF 200021L_138175, SNF 200020_159755 and SNF 200021_165854, as well as the ETH-FAST initiative as part of the NCCR MUST programme.
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spelling Measuring the α-particle charge radius with muonic helium-4 ionsGeneralThis work was performed at HIPA at PSI. We thank the accelerator and beamline support groups for excellent conditions. We also thank L. Simons, U. Roser, M. Nussli, H. v. Gunten, B. Zehr, W. Lustermann, A. Gendotti, A. Muller, F. Barchetti, B. van den Brandt, P. Schurter, M. Horisberger, A. Weber, S. Spielmann-Jaggi, U. Greuter, P.-R. Kettle, S. Ritt, W. Simons, K. Linner, H. Bruckner, K. S. E. Eikema and the PSI, ETH and MPQ workshops and support groups for their help. We acknowledge the support of the following grants: European Research Council (ERC) through StG. 279765 and CoG. 725039, Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) under Germany's Excellence Initiative EXC 1098 PRISMA (194673446) and Excellence Strategy EXC PRISMA+ (390831469), DFG_GR_3172/9-1, MOST of Taiwan under contract number 106-2112-M-007 -021 -MY3, Fundacao para a Ciencia e a Tecnologia (FCT), Portugal, and FEDER through COMPETE in the framework of project, PEstOE/FIS/UI0303/2011,and UID/04559/2020 (LIBPhys), contract numbers , SFRH/BD/52332/2013, and by SNF 200021L_138175, SNF 200020_159755 and SNF 200021_165854, as well as the ETH-FAST initiative as part of the NCCR MUST programme.The energy levels of hydrogen-like atomic systems can be calculated with great precision. Starting from their quantum mechanical solution, they have been refined over the years to include the electron spin, the relativistic and quantum field effects, and tiny energy shifts related to the complex structure of the nucleus. These energy shifts caused by the nuclear structure are vastly magnified in hydrogen-like systems formed by a negative muon and a nucleus, so spectroscopy of these muonic ions can be used to investigate the nuclear structure with high precision. Here we present the measurement of two 2S–2P transitions in the muonic helium-4 ion that yields a precise determination of the root-mean-square charge radius of the α particle of 1.67824(83) femtometres. This determination from atomic spectroscopy is in excellent agreement with the value from electron scattering1, but a factor of 4.8 more precise, providing a benchmark for few-nucleon theories, lattice quantum chromodynamics and electron scattering. This agreement also constrains several beyond-standard-model theories proposed to explain the proton-radius puzzle2–5, in line with recent determinations of the proton charge radius6–9, and establishes spectroscopy of light muonic atoms and ions as a precise tool for studies of nuclear properties.DF – Departamento de FísicaLIBPhys-UNLRUNKrauth, Julian J.Schuhmann, KarstenAhmed, Marwan AbdouAmaro, Fernando D.Amaro, PedroBiraben, FrançoisChen, Tzu LingCovita, Daniel S.Dax, Andreas J.Diepold, MarcFernandes, Luis M. P.Franke, BeatriceGaltier, SandrineGouvea, Andrea L.Götzfried, JohannesGraf, ThomasHänsch, Theodor W.Hartmann, JensHildebrandt, MalteIndelicato, PaulJulien, LucileKirch, KlausKnecht, AndreasLiu, Yi WeiMachado, JorgeMonteiro, Cristina M. B.Mulhauser, FrançoiseNaar, BorisNebel, TobiasNez, Françoisdos Santos, Joaquim M. F.Santos, José PauloSzabo, Csilla I.Taqqu, DavidVeloso, João F. C. A.Vogelsang, JanVoss, AndreasWeichelt, BirgitPohl, RandolfAntognini, AldoKottmann, Franz2022-06-02T22:20:35Z2021-01-282021-01-28T00:00:00Zinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/article5application/pdfhttp://hdl.handle.net/10362/139306eng0028-0836PURE: 27916244https://doi.org/10.1038/s41586-021-03183-1info:eu-repo/semantics/openAccessreponame:Repositórios Científicos de Acesso Aberto de Portugal (RCAAP)instname:FCCN, serviços digitais da FCT – Fundação para a Ciência e a Tecnologiainstacron:RCAAP2024-05-22T18:02:12Zoai:run.unl.pt:10362/139306Portal AgregadorONGhttps://www.rcaap.pt/oai/openaireinfo@rcaap.ptopendoar:https://opendoar.ac.uk/repository/71602025-05-28T17:33:12.736017Repositórios Científicos de Acesso Aberto de Portugal (RCAAP) - FCCN, serviços digitais da FCT – Fundação para a Ciência e a Tecnologiafalse
dc.title.none.fl_str_mv Measuring the α-particle charge radius with muonic helium-4 ions
title Measuring the α-particle charge radius with muonic helium-4 ions
spellingShingle Measuring the α-particle charge radius with muonic helium-4 ions
Krauth, Julian J.
General
title_short Measuring the α-particle charge radius with muonic helium-4 ions
title_full Measuring the α-particle charge radius with muonic helium-4 ions
title_fullStr Measuring the α-particle charge radius with muonic helium-4 ions
title_full_unstemmed Measuring the α-particle charge radius with muonic helium-4 ions
title_sort Measuring the α-particle charge radius with muonic helium-4 ions
author Krauth, Julian J.
author_facet Krauth, Julian J.
Schuhmann, Karsten
Ahmed, Marwan Abdou
Amaro, Fernando D.
Amaro, Pedro
Biraben, François
Chen, Tzu Ling
Covita, Daniel S.
Dax, Andreas J.
Diepold, Marc
Fernandes, Luis M. P.
Franke, Beatrice
Galtier, Sandrine
Gouvea, Andrea L.
Götzfried, Johannes
Graf, Thomas
Hänsch, Theodor W.
Hartmann, Jens
Hildebrandt, Malte
Indelicato, Paul
Julien, Lucile
Kirch, Klaus
Knecht, Andreas
Liu, Yi Wei
Machado, Jorge
Monteiro, Cristina M. B.
Mulhauser, Françoise
Naar, Boris
Nebel, Tobias
Nez, François
dos Santos, Joaquim M. F.
Santos, José Paulo
Szabo, Csilla I.
Taqqu, David
Veloso, João F. C. A.
Vogelsang, Jan
Voss, Andreas
Weichelt, Birgit
Pohl, Randolf
Antognini, Aldo
Kottmann, Franz
author_role author
author2 Schuhmann, Karsten
Ahmed, Marwan Abdou
Amaro, Fernando D.
Amaro, Pedro
Biraben, François
Chen, Tzu Ling
Covita, Daniel S.
Dax, Andreas J.
Diepold, Marc
Fernandes, Luis M. P.
Franke, Beatrice
Galtier, Sandrine
Gouvea, Andrea L.
Götzfried, Johannes
Graf, Thomas
Hänsch, Theodor W.
Hartmann, Jens
Hildebrandt, Malte
Indelicato, Paul
Julien, Lucile
Kirch, Klaus
Knecht, Andreas
Liu, Yi Wei
Machado, Jorge
Monteiro, Cristina M. B.
Mulhauser, Françoise
Naar, Boris
Nebel, Tobias
Nez, François
dos Santos, Joaquim M. F.
Santos, José Paulo
Szabo, Csilla I.
Taqqu, David
Veloso, João F. C. A.
Vogelsang, Jan
Voss, Andreas
Weichelt, Birgit
Pohl, Randolf
Antognini, Aldo
Kottmann, Franz
author2_role author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
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author
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author
dc.contributor.none.fl_str_mv DF – Departamento de Física
LIBPhys-UNL
RUN
dc.contributor.author.fl_str_mv Krauth, Julian J.
Schuhmann, Karsten
Ahmed, Marwan Abdou
Amaro, Fernando D.
Amaro, Pedro
Biraben, François
Chen, Tzu Ling
Covita, Daniel S.
Dax, Andreas J.
Diepold, Marc
Fernandes, Luis M. P.
Franke, Beatrice
Galtier, Sandrine
Gouvea, Andrea L.
Götzfried, Johannes
Graf, Thomas
Hänsch, Theodor W.
Hartmann, Jens
Hildebrandt, Malte
Indelicato, Paul
Julien, Lucile
Kirch, Klaus
Knecht, Andreas
Liu, Yi Wei
Machado, Jorge
Monteiro, Cristina M. B.
Mulhauser, Françoise
Naar, Boris
Nebel, Tobias
Nez, François
dos Santos, Joaquim M. F.
Santos, José Paulo
Szabo, Csilla I.
Taqqu, David
Veloso, João F. C. A.
Vogelsang, Jan
Voss, Andreas
Weichelt, Birgit
Pohl, Randolf
Antognini, Aldo
Kottmann, Franz
dc.subject.por.fl_str_mv General
topic General
description This work was performed at HIPA at PSI. We thank the accelerator and beamline support groups for excellent conditions. We also thank L. Simons, U. Roser, M. Nussli, H. v. Gunten, B. Zehr, W. Lustermann, A. Gendotti, A. Muller, F. Barchetti, B. van den Brandt, P. Schurter, M. Horisberger, A. Weber, S. Spielmann-Jaggi, U. Greuter, P.-R. Kettle, S. Ritt, W. Simons, K. Linner, H. Bruckner, K. S. E. Eikema and the PSI, ETH and MPQ workshops and support groups for their help. We acknowledge the support of the following grants: European Research Council (ERC) through StG. 279765 and CoG. 725039, Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) under Germany's Excellence Initiative EXC 1098 PRISMA (194673446) and Excellence Strategy EXC PRISMA+ (390831469), DFG_GR_3172/9-1, MOST of Taiwan under contract number 106-2112-M-007 -021 -MY3, Fundacao para a Ciencia e a Tecnologia (FCT), Portugal, and FEDER through COMPETE in the framework of project, PEstOE/FIS/UI0303/2011,and UID/04559/2020 (LIBPhys), contract numbers , SFRH/BD/52332/2013, and by SNF 200021L_138175, SNF 200020_159755 and SNF 200021_165854, as well as the ETH-FAST initiative as part of the NCCR MUST programme.
publishDate 2021
dc.date.none.fl_str_mv 2021-01-28
2021-01-28T00:00:00Z
2022-06-02T22:20:35Z
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dc.identifier.uri.fl_str_mv http://hdl.handle.net/10362/139306
url http://hdl.handle.net/10362/139306
dc.language.iso.fl_str_mv eng
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PURE: 27916244
https://doi.org/10.1038/s41586-021-03183-1
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