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| Format: | Preprint |
| Published: |
2025
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| Subjects: | |
| Online Access: | https://arxiv.org/abs/2506.23228 |
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| _version_ | 1866912467948404736 |
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| author | Brugnara, Daniele Gottardo, Andrea Assiè, Marlene Barbieri, Carlo Mengoni, Daniele Beaumel, Didier Brolli, Stefano Bottoni, Simone Clément, Emmanuel Colò, Gianluca Flavigny, Freddy Galtarossa, Franco Girard-Alcindor, Valerian Lemasson, Antoine Matta, Adrien Ramos, Diego Somà, Vittorio Valiente-Dobón, José Javier Vigezzi, Enrico Babo, Mathieu Barrientos, Diego Bazzacco, Dino Bednarczyk, Piotr Benzoni, Giovanna Blumenfeld, Yorick Boston, Helen Bracco, Angela Cederwall, Bo Ciemala, Michal Datta, Ushasi de Angelis, Giacomo de France, Gilles Domingo-Pardo, César Dudouet, Jérémie Dueñas, José Domínguez, Beatriz Fernandez Gadea, Andrés Goasduff, Alain González, Vicente Hammache, Fairouz Harkness-Brennan, Laura Hess, Herbert Houarner, Charles Illana, Andrés Judson, Daniel Jungclaus, Andrea Korten, Wolfram Labiche, Marc Lalanne, Louis Leoni, Silvia Lenain, Cyril Leblond, Sylvain Ljungvall, Joa Lombardo, Ivano Maj, Adam Marchini, Naomi Menegazzo, Roberto Million, Bénédicte Nyberg, Johan Pérez-Vidal, Rosa María Podolyak, Zsolt Pullia, Alberto Quintana, Begoña Recchia, Francesco Reiter, Peter Rezynkina, Kseniia Rocchini, Marco Saillant, Frédéric Salsac, Marie-Delphine Benítez, Ángel Miguel Sánchez Rojo, Jennifer Sánchez Sanchis, Enrique Şenyiğit, Menekşe Siciliano, Marco Simpson, John Sohler, Dorottya Theisen, Christophe Zanon, Irene Zielińska, Magdalena |
| author_facet | Brugnara, Daniele Gottardo, Andrea Assiè, Marlene Barbieri, Carlo Mengoni, Daniele Beaumel, Didier Brolli, Stefano Bottoni, Simone Clément, Emmanuel Colò, Gianluca Flavigny, Freddy Galtarossa, Franco Girard-Alcindor, Valerian Lemasson, Antoine Matta, Adrien Ramos, Diego Somà, Vittorio Valiente-Dobón, José Javier Vigezzi, Enrico Babo, Mathieu Barrientos, Diego Bazzacco, Dino Bednarczyk, Piotr Benzoni, Giovanna Blumenfeld, Yorick Boston, Helen Bracco, Angela Cederwall, Bo Ciemala, Michal Datta, Ushasi de Angelis, Giacomo de France, Gilles Domingo-Pardo, César Dudouet, Jérémie Dueñas, José Domínguez, Beatriz Fernandez Gadea, Andrés Goasduff, Alain González, Vicente Hammache, Fairouz Harkness-Brennan, Laura Hess, Herbert Houarner, Charles Illana, Andrés Judson, Daniel Jungclaus, Andrea Korten, Wolfram Labiche, Marc Lalanne, Louis Leoni, Silvia Lenain, Cyril Leblond, Sylvain Ljungvall, Joa Lombardo, Ivano Maj, Adam Marchini, Naomi Menegazzo, Roberto Million, Bénédicte Nyberg, Johan Pérez-Vidal, Rosa María Podolyak, Zsolt Pullia, Alberto Quintana, Begoña Recchia, Francesco Reiter, Peter Rezynkina, Kseniia Rocchini, Marco Saillant, Frédéric Salsac, Marie-Delphine Benítez, Ángel Miguel Sánchez Rojo, Jennifer Sánchez Sanchis, Enrique Şenyiğit, Menekşe Siciliano, Marco Simpson, John Sohler, Dorottya Theisen, Christophe Zanon, Irene Zielińska, Magdalena |
| contents | The $^{46}$Ar($^3$He,d)$^{47}$K reaction was performed in inverse kinematics using a radioactive $^{46}$Ar beam produced by the SPIRAL1 facility at GANIL and a cryogenic $^{3}$He target. The AGATA-MUGAST-VAMOS setup allowed the coincident measurement of the $γ$ rays, deuterons and recoiling $^{47}$K isotopes produced by the reaction. The relative cross sections towards the proton-addition states in $^{47}$K point towards a depletion of the $πs_{1/2}$ shell. The experimental findings are in good agreement with ab initio calculations, which predict that $^{46}$Ar exhibits a charge density bubble associated with a pronounced proton closed-shell character. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2506_23228 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Direct proton transfer on $^{46}$Ar supports the presence of a charge density bubble linked to a novel nuclear structure below $^{48}$Ca Brugnara, Daniele Gottardo, Andrea Assiè, Marlene Barbieri, Carlo Mengoni, Daniele Beaumel, Didier Brolli, Stefano Bottoni, Simone Clément, Emmanuel Colò, Gianluca Flavigny, Freddy Galtarossa, Franco Girard-Alcindor, Valerian Lemasson, Antoine Matta, Adrien Ramos, Diego Somà, Vittorio Valiente-Dobón, José Javier Vigezzi, Enrico Babo, Mathieu Barrientos, Diego Bazzacco, Dino Bednarczyk, Piotr Benzoni, Giovanna Blumenfeld, Yorick Boston, Helen Bracco, Angela Cederwall, Bo Ciemala, Michal Datta, Ushasi de Angelis, Giacomo de France, Gilles Domingo-Pardo, César Dudouet, Jérémie Dueñas, José Domínguez, Beatriz Fernandez Gadea, Andrés Goasduff, Alain González, Vicente Hammache, Fairouz Harkness-Brennan, Laura Hess, Herbert Houarner, Charles Illana, Andrés Judson, Daniel Jungclaus, Andrea Korten, Wolfram Labiche, Marc Lalanne, Louis Leoni, Silvia Lenain, Cyril Leblond, Sylvain Ljungvall, Joa Lombardo, Ivano Maj, Adam Marchini, Naomi Menegazzo, Roberto Million, Bénédicte Nyberg, Johan Pérez-Vidal, Rosa María Podolyak, Zsolt Pullia, Alberto Quintana, Begoña Recchia, Francesco Reiter, Peter Rezynkina, Kseniia Rocchini, Marco Saillant, Frédéric Salsac, Marie-Delphine Benítez, Ángel Miguel Sánchez Rojo, Jennifer Sánchez Sanchis, Enrique Şenyiğit, Menekşe Siciliano, Marco Simpson, John Sohler, Dorottya Theisen, Christophe Zanon, Irene Zielińska, Magdalena Nuclear Experiment Nuclear Theory 81V35 The $^{46}$Ar($^3$He,d)$^{47}$K reaction was performed in inverse kinematics using a radioactive $^{46}$Ar beam produced by the SPIRAL1 facility at GANIL and a cryogenic $^{3}$He target. The AGATA-MUGAST-VAMOS setup allowed the coincident measurement of the $γ$ rays, deuterons and recoiling $^{47}$K isotopes produced by the reaction. The relative cross sections towards the proton-addition states in $^{47}$K point towards a depletion of the $πs_{1/2}$ shell. The experimental findings are in good agreement with ab initio calculations, which predict that $^{46}$Ar exhibits a charge density bubble associated with a pronounced proton closed-shell character. |
| title | Direct proton transfer on $^{46}$Ar supports the presence of a charge density bubble linked to a novel nuclear structure below $^{48}$Ca |
| topic | Nuclear Experiment Nuclear Theory 81V35 |
| url | https://arxiv.org/abs/2506.23228 |