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New reaction rates for the destruction of 7Be during big bang nucleosynthesis measured at CERN/n_TOF and their implications on the cosmological lithium problem

Alberto Mengoni, Lucia Anna Damone, Massimo Barbagallo, Oliver Aberle, Victor Alcayne, Simone Amaducci, Józef Andrzejewski, Laurent Audouin, Victor Babiano Suarez, Michael Bacak, Samuel Bennett, Eric Berthoumieux, Damir Bosnar, Adam S. Brown, Maurizio Busso, Manuel Caamaño, Luis Caballero Ontanaya, Marco Calviani, Francisco Calviño Tavares, Daniel Cano-Ott, Adrià Casanovas Hoste, Francesco Cerutti, Enrico Chiaveri, Nicola Colonna, Guillem Pere Cortés Rossell, Miguel Antonio Cortés-Giraldo, Luigi Cosentino, Sergio Cristallo, Paul John Davies, Maria Diakaki, Mirco Dietz, César Domingo-Pardo, Rugard Dressler, Quentin Ducasse, Emmeric Dupont, Ignacio Durán, Zinovia Eleme, Beatriz Fernández Domínguez, Alfredo Ferrari, Isabel Maria Ferro Gonçalves, Paolo Finocchiaro, Valter Furman, Ruchi Garg, Aleksandra Gawlik, Simone Gilardoni, Kathrin Göbel, Enrique Miguel González Romero, Carlos Guerrero Sánchez, Frank Gunsing, Stephan Heinitz, Jan Heyse, David Jenkins, Erwin Jericha, U. Jiri, Arnd Rudolf Junghans, Yacine Kadi, Franz Käppeler, Atsushi Kimura, Ingrid Knapová, Michael Kokkoris, Yuri N. Kopatch, Milan Krtička, Cem Deniz Kurtulgil, Ion Ladarescu, Claudia Lederer-Woods, Jorge Lerendegui-Marco, Sarah-Jane Lonsdale, Daniela Macina, Alice Manna, Trinitario Martı́nez, Alessandro Masi, Cristian Massimi, Pierfrancesco Mastinu, Mario Mastromarco, Emilio Andrea Maugeri, Annamaria Mazzone, Emilio Mendoza Cembranos, Veatriki Michalopoulou, Paolo Maria Milazzo, María de los Ángeles Millán Callado, Federica Mingrone, Javier Moreno-Soto, Agatino Musumarra, Alexandru Negret, Francisco Ogállar Ruiz, Andreea Oprea, Nikolas Patronis, Andreas Pavlik, Jarosław Perkowski, Cristina Petrone, Luciano Piersanti, Elisa Pirovano, José Ignacio Porras Sánchez, Javier Praena, José Manuel Quesada Molina, Diego Ramos Doval, René Reifarth, Dimitri Rochman, Carlo Rubbia, Marta Sabaté-Gilarte, Alok Saxena, Peter Schillebeeckx, Dorothea Schumann, Adhitya Sekhar, Alastair Gavin Smith, Nikolay V. Sosnin, Peter Sprung, Athanasios Stamatopoulos, Giuseppe Tagliente, José Luis Taı́n Enríquez, Ariel Tarifeño-Saldivia, Laurent Tassan-Got, Benedikt Thomas, Pablo Torres-Sánchez, Andrea Tsinganis, Sebastian Urlaß, Stanislav Valenta, Gianni Vannini, Vincenzo Variale, Pedro Vaz, Alberto Ventura, Diego Vescovi, Vasilis Vlachoudis, Rosa Vlastou, Anton Wallner, Philip John Woods, Tobias J. Wright, Petar Žugec

  • New measurements of the 7Be(n,α)4He and 7Be(n,p)7Li reaction cross sections from thermal to keV neutron energies have been recently performed at CERN/n_TOF. Based on the new experimental results, astrophysical reaction rates have been derived for both reactions, including a proper evaluation of their uncertainties in the thermal energy range of interest for big bang nucleosynthesis studies. The new estimate of the 7Be destruction rate, based on these new results, yields a decrease of the predicted cosmological 7Li abundance insufficient to provide a viable solution to the cosmological lithium problem.

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Author:Alberto MengoniORCiD, Lucia Anna Damone, Massimo Barbagallo, Oliver Aberle, Victor AlcayneORCiD, Simone AmaducciORCiD, Józef AndrzejewskiORCiD, Laurent AudouinORCiD, Victor Babiano SuarezORCiD, Michael BacakORCiD, Samuel BennettORCiD, Eric BerthoumieuxORCiD, Damir BosnarORCiD, Adam S. Brown, Maurizio BussoORCiD, Manuel CaamañoORCiD, Luis Caballero OntanayaORCiD, Marco CalvianiORCiD, Francisco Calviño TavaresORCiD, Daniel Cano-OttORCiD, Adrià Casanovas HosteORCiD, Francesco CeruttiORCiDGND, Enrico Chiaveri, Nicola ColonnaORCiD, Guillem Pere Cortés RossellORCiD, Miguel Antonio Cortés-GiraldoORCiD, Luigi CosentinoORCiD, Sergio CristalloORCiD, Paul John Davies, Maria Diakaki, Mirco Dietz, César Domingo-PardoORCiD, Rugard Dressler, Quentin Ducasse, Emmeric Dupont, Ignacio Durán, Zinovia Eleme, Beatriz Fernández DomínguezORCiD, Alfredo Ferrari, Isabel Maria Ferro GonçalvesORCiD, Paolo FinocchiaroORCiD, Valter FurmanORCiD, Ruchi GargORCiD, Aleksandra GawlikORCiD, Simone Gilardoni, Kathrin GöbelORCiDGND, Enrique Miguel González RomeroORCiD, Carlos Guerrero SánchezORCiD, Frank Gunsing, Stephan HeinitzORCiD, Jan Heyse, David JenkinsORCiDGND, Erwin JerichaORCiDGND, U. Jiri, Arnd Rudolf JunghansORCiDGND, Yacine KadiORCiD, Franz Käppeler, Atsushi Kimura, Ingrid Knapová, Michael KokkorisORCiD, Yuri N. Kopatch, Milan KrtičkaORCiD, Cem Deniz KurtulgilGND, Ion LadarescuORCiD, Claudia Lederer-Woods, Jorge Lerendegui-MarcoORCiD, Sarah-Jane Lonsdale, Daniela Macina, Alice MannaORCiD, Trinitario Martı́nez, Alessandro Masi, Cristian MassimiORCiD, Pierfrancesco MastinuORCiD, Mario MastromarcoORCiD, Emilio Andrea MaugeriORCiD, Annamaria MazzoneORCiD, Emilio Mendoza CembranosORCiD, Veatriki Michalopoulou, Paolo Maria MilazzoORCiD, María de los Ángeles Millán Callado, Federica MingroneORCiD, Javier Moreno-Soto, Agatino MusumarraORCiD, Alexandru NegretORCiD, Francisco Ogállar RuizORCiD, Andreea Oprea, Nikolas PatronisORCiD, Andreas PavlikORCiD, Jarosław PerkowskiORCiD, Cristina Petrone, Luciano PiersantiORCiD, Elisa PirovanoORCiD, José Ignacio Porras SánchezORCiD, Javier PraenaORCiD, José Manuel Quesada MolinaORCiD, Diego Ramos Doval, René ReifarthORCiDGND, Dimitri RochmanORCiD, Carlo RubbiaGND, Marta Sabaté-Gilarte, Alok SaxenaORCiD, Peter Schillebeeckx, Dorothea SchumannORCiD, Adhitya Sekhar, Alastair Gavin Smith, Nikolay V. SosninORCiD, Peter SprungORCiD, Athanasios StamatopoulosORCiD, Giuseppe TaglienteORCiD, José Luis Taı́n EnríquezORCiD, Ariel Tarifeño-SaldiviaORCiD, Laurent Tassan-Got, Benedikt Thomas, Pablo Torres-SánchezORCiD, Andrea TsinganisORCiD, Sebastian Urlaß, Stanislav Valenta, Gianni VanniniORCiD, Vincenzo VarialeORCiD, Pedro VazORCiD, Alberto VenturaORCiD, Diego VescoviORCiD, Vasilis Vlachoudis, Rosa Vlastou, Anton WallnerORCiD, Philip John Woods, Tobias J. Wright, Petar ŽugecORCiD
URN:urn:nbn:de:hebis:30:3-700835
DOI:https://doi.org/10.1051/epjconf/202023907001
ISSN:2100-014X
Parent Title (English):EPJ Web of Conferences
Publisher:EDP Sciences
Place of publication:Les Ulis
Document Type:Article
Language:English
Date of Publication (online):2020/09/30
Date of first Publication:2020/09/30
Publishing Institution:Universitätsbibliothek Johann Christian Senckenberg
Contributing Corporation:International Conference on Nuclear Data for Science and Technology (2019 : Peking)
Release Date:2022/09/28
Volume:239
Issue:07001
Page Number:4
Institutes:Physik / Physik
Dewey Decimal Classification:5 Naturwissenschaften und Mathematik / 53 Physik / 530 Physik
Licence (German):License LogoCreative Commons - Namensnennung 4.0