# Erratum to: Production of antihydrogen atoms by 6 keV antiprotons through a positronium cloud

P. Adrich, P. Blumer, G. Caratsch, M. Chung, P. Cladé, P. Comini, P.

Crivelli, O. Dalkarov, P. Debu, A. Douillet, et al.

► To cite this version:

P. Adrich, P. Blumer, G. Caratsch, M. Chung, P. Cladé, et al., Erratum to: Production of antihydrogen atoms by 6 keV antiprotons through a positronium cloud. European Physical Journal C: Particles and Fields, 2024, 84 (11), pp.1004. 10.1140/epjc/s10052-024-13515-w. hal-05349820

HAL Id: hal-05349820

https://hal.science/hal-05349820v1

Submitted on 6 Nov 2025

HAL is a multi-disciplinary open access
archive for the deposit and dissemination of sci-
entific research documents, whether they are pub-
lished or not. The documents may come from
teaching and research institutions in France or
abroad, or from public or private research centers.

L'archive ouverte pluridisciplinaire HAL, est
destinée au dépôt et à la diffusion de documents
scientifiques de niveau recherche, publiés ou non,
émanant des établissements d'enseignement et de
recherche français ou étrangers, des laboratoires
publics ou privés.

<figure><img src="image_1.png" /></figure>

Distributed under a Creative Commons Attribution 4.0 International License
Erratum to: Production of antihydrogen atoms by 6 keV antiprotons through a positronium cloud

P. Adrich<fnref n="1" />, P. Blumer<fnref n="2" />, G. Caratsch<fnref n="2" />, M. Chung<fnref n="3" />, P. Clade<fnref n="4" />, P. Comini<fnref n="5" />, P. Crivelli<fnref n="2" />, O. Dalkarov<fnref n="6" />, P. Debu<fnref n="5" />,
A. Douillet<fnref n="4" />,<fnref n="7" />, D. Drapier<fnref n="4" />, P. Froelich<fnref n="8" />,<fnref n="21" />, N. Garroum<fnref n="4" />,<fnref n="22" />, S. Guellati-Khelifa<fnref n="4" />,<fnref n="9" />, J. Guyomard<fnref n="4" />, P.-A. Hervieux<fnref n="10" />,
L. Hilico<fnref n="4" />,<fnref n="7" />, P. Indelicato<fnref n="4" />, S. Jonsell<fnref n="8" />, J.-P. Karr<fnref n="4" />,<fnref n="7" />, B. Kim<fnref n="11" />, S. Kim<fnref n="12" />, E.-S. Kim<fnref n="13" />, Y. J. Ko<fnref n="11" />, T. Kosinski<fnref n="1" />,
N. Kuroda<fnref n="14" />, B. M. Latacz<fnref n="5" />,<fnref n="23" />, B. Lee<fnref n="12" />, H. Lee<fnref n="12" />, J. Lee<fnref n="11" />, E. Lim<fnref n="13" />, L. Liszkay<fnref n="5" />, D. Lunney<fnref n="15" />, G. Manfredi<fnref n="10" />,
B. Mansoulié<fnref n="5" />, M. Matusiak<fnref n="1" />, V. Nesvizhevsky<fnref n="16" />, F. Nez<fnref n="4" />, S. Niang<fnref n="15" />,<fnref n="23" />, B. Ohayon<fnref n="2" />, K. Park<fnref n="11" />,<fnref n="12" />, N. Paul<fnref n="4" />,
P. Pérez<fnref n="5" />,ᵃ, C. Regenfus<fnref n="2" />, S. Reynaud<fnref n="4" />, C. Roumegou<fnref n="15" />, J.-Y. Roussé<fnref n="5" />, Y. Sacquin<fnref n="5" />, G. Sadowski<fnref n="5" />, J. Sarkisyan<fnref n="2" />,
M. Sato<fnref n="14" />, F. Schmidt-Kaler<fnref n="17" />, M. Staszczak<fnref n="1" />, K. Szymczyk<fnref n="1" />, T. A. Tanaka<fnref n="14" />, B. Tuchming<fnref n="5" />, B. Vallage<fnref n="5" />,
A. Voronin<fnref n="6" />, D. P. van der Werf<fnref n="18" />, A. Welker<fnref n="19" />,<fnref n="24" />, D. Won<fnref n="12" />, S. Wronka<fnref n="1" />, Y. Yamazaki<fnref n="20" />, K.-H. Yoo<fnref n="3" />, P. Yzombard<fnref n="4" />

In this erratum, we correct for a missing acknowledgement
for a grant.

**Acknowledgements** We thank F. Butin and the CERN EN team, L. Ponce and the AD/ELENA team for their fruitful collaboration. A. Prost and T. Stadlbauer from CERN and D.C. Faircloth from RAL are also warmly thanked for their help on HV techniques for the decelerator as well as A. Sinturel for help and expertise on vacuum. We recall the help of A. Leite and A. Husson for their work during the commissioning phase of the experiment. This work is supported by: JSPS KAKENHI Grant-in-Aid for Scientific Research A 20H00150 and Fostering Joint International Research A 20KK0305 (Japan), ANTION ANR-14-CE33-0008 (France), Programme National Gravitation, Références, Astronomie, Métrologie (PNGRAM), Institut de Physique, CNRS (France), the Swiss National Science Foundation (Switzerland) Grants 197346 and 216673 and ETH Zurich (Switzer-

<footnote n="1">¹ National Centre for Nuclear Research (NCBJ), ul. Andrzeja Soltana 7, 05-400 Otwock, Swierk, Poland</footnote>

<footnote n="2">² Institute for Particle Physics and Astrophysics, ETH Zurich, 8093 Zurich, Switzerland</footnote>

<footnote n="3">³ Department of Physics, Ulsan National Institute of Science and Technology (UNIST), 50, UNIST-gil, 44919 Ulsan, Republic of Korea</footnote>

<footnote n="4">⁴ Laboratoire Kastler Brossel, Sorbonne Université, CNRS, ENS-Université PSL, Collège de France, Campus Pierre et Marie Curie, 4, Place Jussieu, 75005 Paris, France</footnote>

<footnote n="5">⁵ IRFU, CEA, Université Paris-Saclay, 91191 Gif-sur-Yvette, France</footnote>

<footnote n="6">⁶ Affiliated with an Institute Covered by a Cooperation Agreement with CERN, Geneva, Switzerland</footnote>

<footnote n="7">⁷ Université d'Evry-Val d'Essonne, Université Paris-Saclay, Boulevard François Mitterand, 91000 Evry, France</footnote>

<footnote n="8">⁸ Department of Physics, Stockholm University, 10691 Stockholm, Sweden</footnote>

<footnote n="9">⁹ Conservatoire National des Arts et Métiers, 292 rue Saint Martin, 75003 Paris, France</footnote>

<footnote n="10">¹⁰ Université de Strasbourg, CNRS, Institut de Physique et Chimie des Matériaux de Strasbourg, UMR 7504, 67000 Strasbourg, France</footnote>

<footnote n="11">¹¹ Center for Underground Physics, Institute for Basic Science, 70 Yuseong-daero 1689-gil, Yuseong-gu, 34047 Daejeon, Republic of Korea</footnote>

<footnote n="12">¹² Department of Physics and Astronomy, Seoul National University, 1 Gwanak-ro, 08826 Gwanak-gu, Seoul, Republic of Korea</footnote>

<footnote n="13">¹³ Department of Accelerator Science, Korea University Sejong Campus, Sejong-ro 2511, 30019 Sejong, Republic of Korea</footnote>

<footnote n="14">¹⁴ Institute of Physics, University of Tokyo, 3-8-1 Komaba, 153-8902 Meguro, Tokyo, Japan</footnote>

<footnote n="15">¹⁵ Université Paris-Saclay, CNRS/IN2P, IJCLab, Orsay, France</footnote>

<footnote n="16">¹⁶ Institut Max von Laue-Paul Langevin (ILL), 71 avenue des Martyrs, 38042 Grenoble, France</footnote>

<footnote n="17">¹⁷ QUANTUM, Institut für Physik, Johannes Gutenberg Universität, 55128 Mainz, Germany</footnote>

<footnote n="18">¹⁸ Department of Physics, Faculty of Science and Engineering, Swansea University, SA2 8PP Swansea, UK</footnote>

<footnote n="19">¹⁹ CERN, Esplanade des Particules 1, 1217 Meyrin, Switzerland</footnote>

<footnote n="20">²⁰ Ulmer Fundamental Symmetries Laboratory, RIKEN, 2-1 Hirosawa, 351-0198 Wako, Saitama, Japan</footnote>

<footnote n="21">²¹ Present address Ångström Laboratory, Department of Chemistry, Uppsala University, Box 523, 75120 Uppsala, Sweden</footnote>

<footnote n="22">²² Present address LPNHE/IN2P3, 4, place Jussieu, 75252 Paris, France</footnote>

<footnote n="23">²³ Present address CERN, Esplanade des Particules 1, 1217 Meyrin, Switzerland</footnote>

<footnote n="24">²⁴ Present address 6300 Zug, Switzerland</footnote>

<footnote>The original article can be found online at https://doi.org/10.1140/epjc/s10052-023-12137-y.</footnote>

<footnote>ª e-mail: patrice.perez@cern.ch (corresponding author)</footnote>
land) Grant ETH-46 17-1, the Swedish Research Council (VR) Grants 2017-03822 and 2021-04005 and the following Grants from Korea: IBS-R016-Y1, IBS-R016-D1, UBSI Research Fund (No. 1.220116.01) of UNIST, NRF-2016R1A5A1013277, NRF-RS-2022-00143178, NRF-2021R1A2C3010989, and NRF-2016R1A6A3A11932936. The GBAR collaboration is an International Research Network, supported by CNRS, France. The publication was created as part of a project co-financed by the Polish Minister of Education and Science under contract No. 2022/WK/11.

**Open Access** This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

Funded by SCOAP³.