Search for $^{22}$Na in novae supported by a novel method for measuring femtosecond nuclear lifetimes

Autor: Fougères, C., Santos, F. de Oliveira, José, J., Michelagnoli, C., Clément, E., Kim, Y. H., Lemasson, A., Guimaraes, V., Barrientos, D., Bemmerer, D., Benzoni, G., Boston, A. J., Bottger, R., Boulay, F., Bracco, A., Celikovic, I., Cederwall, B., Ciemala, M., Delafosse, C., Domingo-Pardo, C., Dudouet, J., Eberth, J., Fulop, Z., Gonzalez, V., Goupil, J., Hess, H., Jungclaus, A., Kaskas, A., Korichi, A., Lenzi, S. M., Leoni, S., Li, H., Ljungvall, J., Lopez-Martens, A., Menegazzo, R., Mengoni, D., Million, B., Mrazek, J., Napoli, D. R., Navin, A., Nyberg, J., Podolyak, Zs., Pullia, A., Quintana, B., Ralet, D., Redon, N., Reiter, P., Rezynkina, K., Saillant, F., Salsac, M. D., Sanchez-Benitez, A. M., Sanchis, E., Senyigit, M., Siciliano, M., Smirnova, N. A., Sohler, D., Stanoiu, M., Theisen, Ch., Valiente-Dobon, J. J., Ujic, P., Zielinska, M.

Publikováno v: Nature Communications 14, 2023

Classical novae are thermonuclear explosions in stellar binary systems, and important sources of $^{26}$Al and $^{22}$Na. While gamma rays from the decay of the former radioisotope have been observed throughout the Galaxy, $^{22}$Na remains untraceab

Externí odkaz: http://arxiv.org/abs/2212.06302

The bottleneck of the CNO burning and the age of the Globular Clusters

Autor: Imbriani, G., Costantini, H., Formicola, A., Bemmerer, D., Bonetti, R., Broggini, C., Corvisiero, P., Cruz, J., Fulop, Z., Gervino, G., Guglielmetti, A., Gustavino, C., Gyurky, G., Jesus, A. P., Junker, M., Lemut, A., Menegazzo, R., Prati, P., Roca, V., Rolfs, C., Romano, M., Alvarez, C. Rossi, Schumann, F., Somorjai, E., Straniero, O., Strieder, F., Terrasi, F., Trautvetter, H. P., Vomiero, A., Zavatarelli, S.

Publikováno v: Astron.Astrophys. 420 (2004) 625-629

The transition between the Main Sequence and the Red Giant Branch in low mass stars is powered by the onset of the CNO burning, whose bottleneck is the $^{14}$N(p,$\gamma)^{15}$O. The LUNA collaboration has recently improved the low energy measuremen

Externí odkaz: http://arxiv.org/abs/astro-ph/0403071

Characterization of the LUNA neutron detector array for the measurement of the 13C(α,n)16O reaction

Autor: Csedreki L., Ciani G. F., Balibrea-Correa J., Best A., Aliotta M., Barile F., Bemmerer D., Boeltzig A., Broggini C., Bruno C. G., Caciolli A., Cavanna F., Chillery T., Colombetti P., Corvisiero P., Davinson T., Depalo R., Di Leva A., Elekes Z., Ferraro F., Fiore E. M., Formicola A., Fulop Z., Gervino G., Guglielmetti A., Gustavino C., Gyurky G., Imbriani G., Janas Z., Junker M., Kochanek I., Lugaro M., Marigo P., Masha E., Mazzocchi C., Menegazzo R., Mossa V., Pantaleo F. R., Paticchio V., Perrino R., Piatti D., Prati P., Schiavulli L., Stockel K., Straniero O., Szucs T., Takacs M. P., Terrasi F., Zavatarelli S.

Publikováno v: Csedreki, L, Ciani, G F, Balibrea-Correa, J, Best, A, Aliotta, M, Barile, F, Bemmerer, D, Boeltzig, A, Broggini, C, Bruno, C G, Caciolli, A, Cavanna, F, Chillery, T, Colombetti, P, Corvisiero, P, Davinson, T, Depalo, R, Di Leva, A, Elekes, Z, Ferraro, F, Fiore, E M, Formicola, A, Fulop, Z, Gervino, G, Guglielmetti, A, Gustavino, C, Gyurky, G, Imbriani, G, Janas, Z, Junker, M, Kochanek, I, Lugaro, M, Marigo, P, Masha, E, Mazzocchi, C, Menegazzo, R, Mossa, V, Pantaleo, F R, Paticchio, V, Perrino, R, Piatti, D, Prati, P, Schiavulli, L, Stockel, K, Straniero, O, Szucs, T, Takacs, M P, Terrasi, F & Zavatarelli, S 2021, ' Characterization of the LUNA neutron detector array for the measurement of the 13C(α,n)16O reaction ', Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, vol. 994, 165081 . https://doi.org/10.1016/j.nima.2021.165081

We introduce the LUNA neutron detector array developed for the investigation of the 13C(α, n)16O reaction towards its astrophysical s-process Gamow peak in the low-background environment of the Laboratori Nazionali del Gran Sasso (LNGS). Eighteen 3H

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::be23f4e14614e8637eb11af34cb0b8a2
https://hdl.handle.net/20.500.11820/178ba5e8-32e7-42c1-b261-7e49db21e167

A new approach to monitor 13C -targets degradation in situ for 13C (α, n) 16O cross-section measurements at LUNA

Autor: Ciani, G. F., Csedreki, L., Balibrea-Correa, J., Best, A., Aliotta, M., Barile, F., Bemmerer, D., Boeltzig, A., Broggini, C., Bruno, C. G., Caciolli, A., Cavanna, F., Chillery, T., Colombetti, P., Corvisiero, P., Davinson, T., Depalo, R., Di Leva, A., Di Paolo, L., Elekes, Z., Ferraro, F., Fiore, E. M., Formicola, A., Fulop, Z., Gervino, G., Guglielmetti, A., Gustavino, C., Gyurky, G., Imbriani, G., Junker, M., Kochanek, I., Lugaro, M., Marigo, P., Masha, E., Menegazzo, R., Mossa, V., Pantaleo, F. R., Paticchio, V., Perrino, R., Piatti, D., Prati, P., Schiavulli, L., Stockel, K., Straniero, O., Szucs, T., Takacs, M. P., Terrasi, F., Trezzi, D., Zavatarelli, S.

Publikováno v: European Physical Journal A 56(2021), 75
Ciani, G F, Csedreki, L, Balibrea-Correa, J, Best, A, Aliotta, M, Barile, F, Bemmerer, D, Boeltzig, A, Broggini, C, Bruno, C G, Caciolli, A, Cavanna, F, Chillery, T, Colombetti, P, Corvisiero, P, Davinson, T, Depalo, R, Di Leva, A, Di Paolo, L, Elekes, Z, Ferraro, F, Fiore, E M, Formicola, A, Fülöp, Z, Gervino, G, Guglielmetti, A, Gustavino, C, Gyurky, G, Imbriani, G, Junker, M, Kochanek, I, Lugaro, M, Marigo, P, Masha, E, Menegazzo, R, Mossa, V, Pantaleo, F R, Paticchio, V, Perrino, R, Piatti, D, Prati, P, Schiavulli, L, Stöckel, K, Straniero, O, Szucs, T, Takács, M P, Terrasi, F, Trezzi, D & Zavatarelli, S 2020, ' A new approach to monitor 13C-targets degradation in situfor 13C(α,n)16O cross-section measurements at LUNA ', European Physical Journal A: Hadrons and Nuclei . https://doi.org/10.1140/epja/s10050-020-00077-0

Direct measurements of reaction cross-sections at astrophysical energies often require the use of solid targets able to withstand high ion beam currents for extended periods of time. Thus, monitoring target thickness, isotopic composition, and target

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::516585ae24e47913272f12a917781e71
http://hdl.handle.net/2318/1785053

The 27Al (p , α) 24Mg reaction at astrophysical energies studied by means of the Trojan Horse Method applied to the 2H (27Al , α24Mg) n reaction

Autor: Palmerini, S., La Cognata, M., Hammache, F., Acosta, L., Alba, R., Burjan, V., Chavez, E., Cherubini, S., Cvetinovic, A., D'Agata, G., de Sereville, N., Di Pietro, A., Figuera, P., Fulop, Z., Gaitan De Los Rios, K., Guardo, G. L., Gulino, M., Hayakawa, S., Kiss, G. G., La Commara, M., Lamia, L., Maiolino, C., Manico, G., Matei, C., Mazzocco, M., Mrazek, J., Parascandolo, T., Petruse, T., Pierroutsakou, D., Pizzone, R. G., Rapisarda, G. G., Romano, S., Santonocito, D., Sergi, M. L., Sparta, R., Tumino, A., Yamaguchi, H.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::b9103a0f167558abfa654cc995dbfcb5
http://hdl.handle.net/11577/3400044