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Coulomb dissociation of ¹⁶O into ⁴He and ¹²C

Göbel, Kathrin ; Heil, Michael ; Bott, Lukas ; Brandenburg, Leonard ; Caesar, Christoph ; Deuter, Isabell ; Grein, Alexander ; Keliç-Heil, Aleksandra ; Körper, Daniel ; Löher, Bastian ; Reifarth, René ; Savran, Deniz ; Schulte, Hendrik ; Simon, Haik ; Törnqvist, Hans ; Almusidi, Tahani ; Álvarez-Pol, Héctor ; Atkins, Liam ; Aumann, Thomas ; Bemmerer, Daniel ; Benlliure, José ; Boretzky, Konstanze ; Brückner, Benjamin ; Eiras, Pablo Cabanelas ; Casarejos, Enrique ; Cederkall, Joakim ; Chulkov, Leonid ; Cortina-Gil, Dolores ; Danilov, rey ; Erbacher, Philipp ; Rodriguez, Sonia Escribano ; Fülöp, Zsolt ; Falduto, Ashton ; Fiebiger, Stefan ; Gašparić, Igor ; Borge, Maria José Garcia ; Gernhäuser, Roman ; Glorius, Jan ; Caamaño, David Gonzales ; Hartig, Anna-Lena ; Heftrich, Tanja ; Heggen, Henning ; Heine, Marcel ; Heinz, Andreas ; Hensel, Thomas ; Holl, Matthias ; Johansson, Håkan T. ; Jonson, Björn ; Kalantar-Nayestanaki, Nasser ; Kamenyero, Armel ; Khasawneh, Kafa ; Kiselev, Oleg ; Klenze, Philipp ; Kohls, Marvin ; Kröll, Thorsten ; Kresan, Dmytro ; Kurtulgil, Deniz ; Kurz, Nikolaus ; Langer, Christoph ; Lehr, Christopher ; Litvinov, Yuri ; Lorenz, Enis ; Morales, Silvia Murillo ; Nacher, Enrique ; Nilsson, Thomas ; Park, Joochun ; Paschalis, Stefanos ; Perea, Angel ; Petri, Marina ; Plag, Ralf ; Ponnath, Lukas ; Popocovski, Romana ; Reich, Markus ; Rhee, Han-Bum ; Sanchez, Jose Luis Rodriguez ; Rossi, Dominic ; Scheit, Heiko ; Schmidt, Konrad ; Slavkovská, Zuzana ; Starostin, Viktor ; Storck, Sonja ; Sürder, Christian ; Tanaka, Junki ; Tengblad, Olof ; Thomas, Benedikt ; Typel, Stefan ; Varga, László ; Volk, Klaus ; Volknandt, Meiko ; Wagner, Vadim ; Wamers, Felix ; Weigand, Mario ; Zanetti, Lorenzo (2020)
Coulomb dissociation of ¹⁶O into ⁴He and ¹²C.
In: Journal of Physics: Conference Series, 1668
doi: 10.1088/1742-6596/1668/1/012016
Article, Bibliographie

This is the latest version of this item.

Abstract

We measured the Coulomb dissociation of ¹⁶O into ⁴He and ¹²C at the R³B setup in a first campaign within FAIR Phase 0 at GSI Helmholtzzentrum für Schwerionenforschung, Darmstadt. The goal was to improve the accuracy of the experimental data for the ¹²C(α,γ)¹⁶O fusion reaction and to reach lower center-ofmass energies than measured so far.

The experiment required beam intensities of 10⁹ ¹⁶O ions per second at an energy of 500 MeV/nucleon. The rare case of Coulomb breakup into ¹²C and ⁴He posed another challenge: The magnetic rigidities of the particles are so close because of the same mass-to-charge-number ratio A/Z = 2 for ¹⁶O, ¹²C and ⁴He. Hence, radical changes of the R³B setup were necessary. All detectors had slits to allow the passage of the unreacted ¹⁶O ions, while ⁴He and ¹²C would hit the detectors’ active areas depending on the scattering angle and their relative energies. We developed and built detectors based on organic scintillators to track and identify the reaction products with sufficient precision.

Item Type: Article
Erschienen: 2020
Creators: Göbel, Kathrin ; Heil, Michael ; Bott, Lukas ; Brandenburg, Leonard ; Caesar, Christoph ; Deuter, Isabell ; Grein, Alexander ; Keliç-Heil, Aleksandra ; Körper, Daniel ; Löher, Bastian ; Reifarth, René ; Savran, Deniz ; Schulte, Hendrik ; Simon, Haik ; Törnqvist, Hans ; Almusidi, Tahani ; Álvarez-Pol, Héctor ; Atkins, Liam ; Aumann, Thomas ; Bemmerer, Daniel ; Benlliure, José ; Boretzky, Konstanze ; Brückner, Benjamin ; Eiras, Pablo Cabanelas ; Casarejos, Enrique ; Cederkall, Joakim ; Chulkov, Leonid ; Cortina-Gil, Dolores ; Danilov, rey ; Erbacher, Philipp ; Rodriguez, Sonia Escribano ; Fülöp, Zsolt ; Falduto, Ashton ; Fiebiger, Stefan ; Gašparić, Igor ; Borge, Maria José Garcia ; Gernhäuser, Roman ; Glorius, Jan ; Caamaño, David Gonzales ; Hartig, Anna-Lena ; Heftrich, Tanja ; Heggen, Henning ; Heine, Marcel ; Heinz, Andreas ; Hensel, Thomas ; Holl, Matthias ; Johansson, Håkan T. ; Jonson, Björn ; Kalantar-Nayestanaki, Nasser ; Kamenyero, Armel ; Khasawneh, Kafa ; Kiselev, Oleg ; Klenze, Philipp ; Kohls, Marvin ; Kröll, Thorsten ; Kresan, Dmytro ; Kurtulgil, Deniz ; Kurz, Nikolaus ; Langer, Christoph ; Lehr, Christopher ; Litvinov, Yuri ; Lorenz, Enis ; Morales, Silvia Murillo ; Nacher, Enrique ; Nilsson, Thomas ; Park, Joochun ; Paschalis, Stefanos ; Perea, Angel ; Petri, Marina ; Plag, Ralf ; Ponnath, Lukas ; Popocovski, Romana ; Reich, Markus ; Rhee, Han-Bum ; Sanchez, Jose Luis Rodriguez ; Rossi, Dominic ; Scheit, Heiko ; Schmidt, Konrad ; Slavkovská, Zuzana ; Starostin, Viktor ; Storck, Sonja ; Sürder, Christian ; Tanaka, Junki ; Tengblad, Olof ; Thomas, Benedikt ; Typel, Stefan ; Varga, László ; Volk, Klaus ; Volknandt, Meiko ; Wagner, Vadim ; Wamers, Felix ; Weigand, Mario ; Zanetti, Lorenzo
Type of entry: Bibliographie
Title: Coulomb dissociation of ¹⁶O into ⁴He and ¹²C
Language: English
Date: 21 October 2020
Place of Publication: Bristol
Publisher: IOP Publishing
Journal or Publication Title: Journal of Physics: Conference Series
Volume of the journal: 1668
Collation: 7 Seiten
DOI: 10.1088/1742-6596/1668/1/012016
Corresponding Links:
Abstract:

We measured the Coulomb dissociation of ¹⁶O into ⁴He and ¹²C at the R³B setup in a first campaign within FAIR Phase 0 at GSI Helmholtzzentrum für Schwerionenforschung, Darmstadt. The goal was to improve the accuracy of the experimental data for the ¹²C(α,γ)¹⁶O fusion reaction and to reach lower center-ofmass energies than measured so far.

The experiment required beam intensities of 10⁹ ¹⁶O ions per second at an energy of 500 MeV/nucleon. The rare case of Coulomb breakup into ¹²C and ⁴He posed another challenge: The magnetic rigidities of the particles are so close because of the same mass-to-charge-number ratio A/Z = 2 for ¹⁶O, ¹²C and ⁴He. Hence, radical changes of the R³B setup were necessary. All detectors had slits to allow the passage of the unreacted ¹⁶O ions, while ⁴He and ¹²C would hit the detectors’ active areas depending on the scattering angle and their relative energies. We developed and built detectors based on organic scintillators to track and identify the reaction products with sufficient precision.

Identification Number: Artikel-ID: 012016
Additional Information:

Nuclear Physics in Astrophysics IX (NPA-IX), 15-20 September 2019, Frankfurt, Germany; Erstveröffentlichung

Classification DDC: 500 Science and mathematics > 530 Physics
Divisions: 05 Department of Physics
05 Department of Physics > Institute of Nuclear Physics
Date Deposited: 02 Aug 2024 07:11
Last Modified: 02 Aug 2024 07:11
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