Ciemala, M., Ziliani, S., Crespi, F. C. L., Leoni, S., Fornal, B., Maj, A., Bednarczyk, P., Benzoni, G., Bracco, A., Boiano, C., Bottoni, S., Brambilla, S., Bast, M., Beckers, M., Braunroth, T., Camera, F., Cieplicka-Orynczak, N., Clement, E., Coelli, S., Dorvaux, O., Erturk, S., de France, G., Fransen, C., Goldkuhle, A., Grebosz, J., Harakeh, M. N., Iskra, L. W., Jacquot, B., Karpov, A., Kicinska-Habior, M., Kim, Y., Kmiecik, M., Lemasson, A., Lenzi, S. M., Lewitowicz, M., Li, H., Matea, I, Mazurek, K., Michelagnoli, C., Matejska-Minda, M., Million, B., Mueller-Gatermann, C., Nanal, V, Napiorkowski, P., Napoli, D. R., Palit, R., Rejmund, M., Schmitt, Ch, Stanoiu, M., Stefan, I, Vardaci, E., Wasilewska, B., Wieland, O., Zieblinski, M., Zielinska, M., Atac, A., Barrientos, D., Birkenbach, B., Boston, A. J., Cederwall, B., Charles, L., Collado, J., Cullen, D. M., Desesquelles, P., Domingo-Pardo, C., Dudouet, J., Eberth, J., Gonzalez, V, Goupil, J., Harkness-Brennan, L. J., Hess, H., Judson, D. S., Jungclaus, A., Korten, W., Labiche, M., Alexis, L., Menegazzo, R., Mengoni, D., Nyberg, J., Perez-Vidal, R. M., Podolyak, Zs, Pullia, A., Recchia, F., Reiter, P., Saillant, F., Salsac, M. D., Sanchis, E., Stezowski, O., Theisen, C., Valiente-Dobon, J. J., Holt, J. D., Menendez, J., Schwenk, A. and Simonis, J. (2020). Testing ab initio nuclear structure in neutron-rich nuclei: Lifetime measurements of second 2(+) state in C-16 and O-20. Phys. Rev. C, 101 (2). COLLEGE PK: AMER PHYSICAL SOC. ISSN 2469-9993

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Abstract

To test the predictive power of ab initio nuclear structure theory, the lifetime of the second 2(+) state in neutron-rich O-20, tau(2(2)(+)) = 150(-30)(+80) fs, and an estimate for the lifetime of the second 2(+) state in C-16 have been obtained for the first time. The results were achieved via a novel Monte Carlo technique that allowed us to measure nuclear state lifetimes in the tens-to-hundreds of femtoseconds range by analyzing the Doppler-shifted gamma-transition line shapes of products of low-energy transfer and deep-inelastic processes in the reaction O-18 (7.0 MeV/u) + Ta-181. The requested sensitivity could only be reached owing to the excellent performances of the Advanced gamma-Tracking Array AGATA, coupled to the PARIS scintillator array and to the VAMOS++ magnetic spectrometer. The experimental lifetimes agree with predictions of ab initio calculations using two- and three-nucleon interactions, obtained with the valence-space in-medium similarity renormalization group for O-20 and with the no-core shell model for C-16. The present measurement shows the power of electromagnetic observables, determined with high-precision gamma spectroscopy, to assess the quality of first-principles nuclear structure calculations, complementing common benchmarks based on nuclear energies. The proposed experimental approach will be essential for short lifetime measurements in unexplored regions of the nuclear chart, including r-process nuclei, when intense beams, produced by Isotope Separation On-Line (ISOL) techniques, become available.

Item Type: Journal Article
Creators:
CreatorsEmailORCIDORCID Put Code
Ciemala, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Ziliani, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Crespi, F. C. L.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Leoni, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Fornal, B.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Maj, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Bednarczyk, P.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Benzoni, G.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Bracco, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Boiano, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Bottoni, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Brambilla, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Bast, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Beckers, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Braunroth, T.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Camera, F.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Cieplicka-Orynczak, N.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Clement, E.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Coelli, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Dorvaux, O.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Erturk, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
de France, G.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Fransen, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Goldkuhle, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Grebosz, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Harakeh, M. N.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Iskra, L. W.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Jacquot, B.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Karpov, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Kicinska-Habior, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Kim, Y.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Kmiecik, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Lemasson, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Lenzi, S. M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Lewitowicz, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Li, H.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Matea, IUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Mazurek, K.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Michelagnoli, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Matejska-Minda, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Million, B.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Mueller-Gatermann, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Nanal, VUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Napiorkowski, P.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Napoli, D. R.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Palit, R.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Rejmund, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Schmitt, ChUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Stanoiu, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Stefan, IUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Vardaci, E.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Wasilewska, B.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Wieland, O.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Zieblinski, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Zielinska, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Atac, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Barrientos, D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Birkenbach, B.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Boston, A. J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Cederwall, B.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Charles, L.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Collado, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Cullen, D. M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Desesquelles, P.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Domingo-Pardo, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Dudouet, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Eberth, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Gonzalez, VUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Goupil, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Harkness-Brennan, L. J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Hess, H.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Judson, D. S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Jungclaus, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Korten, W.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Labiche, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Alexis, L.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Menegazzo, R.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Mengoni, D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Nyberg, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Perez-Vidal, R. M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Podolyak, ZsUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Pullia, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Recchia, F.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Reiter, P.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Saillant, F.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Salsac, M. D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Sanchis, E.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Stezowski, O.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Theisen, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Valiente-Dobon, J. J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Holt, J. D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Menendez, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Schwenk, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Simonis, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
URN: urn:nbn:de:hbz:38-343914
DOI: 10.1103/PhysRevC.101.021303
Journal or Publication Title: Phys. Rev. C
Volume: 101
Number: 2
Date: 2020
Publisher: AMER PHYSICAL SOC
Place of Publication: COLLEGE PK
ISSN: 2469-9993
Language: English
Faculty: Unspecified
Divisions: Unspecified
Subjects: no entry
Uncontrolled Keywords:
KeywordsLanguage
SHELL-MODEL; COLLECTIVITY; PERFORMANCE; FORCESMultiple languages
Physics, NuclearMultiple languages
URI: http://kups.ub.uni-koeln.de/id/eprint/34391

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