NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = A.Romero Found 5 matches. 2023PE17 Eur.Phys.J. A 59, 240 (2023) A.Perez-Obiol, S.Masot-Llima, A.M.Romero, J.Menendez, A.Rios, A.Garcia-Saez, B.Julia-Diaz Quantum entanglement patterns in the structure of atomic nuclei within the nuclear shell model NUCLEAR STRUCTURE 8,10,12Be, 18,20,22,24,26O, 20,22,24,26,28Ne, 42,44,46,48,50Ca; analyzed available data; deduced single-orbital entropies, mutual information, Von Neumann entanglement entropies for the proton–neutron and opposite partitions.
doi: 10.1140/epja/s10050-023-01151-z
2023ZH07 Phys.Rev. C 107, 024304 (2023) X.Zhang, W.Lin, J.M.Yao, C.F.Jiao, A.M.Romero, T.R.Rodriguez, H.Hergert Optimization of the generator coordinate method with machine-learning techniques for nuclear spectra and neutrinoless double-β decay: Ridge regression for nuclei with axial deformation RADIOACTIVITY 76Ge(2β-);calculated 0νββ-decay nuclear matrix elements (NME) for the decay between ground states of 76Ge and 76Se. Statistical machine-learning (ML) algorithms applied with generator coordinate method (GCM), orthogonality condition, polinomial ridge regression and energy-transition orthogonality procedure. NUCLEAR STRUCTURE 76Ge, 76Se; calculated low-lying levels, J, π. Subspace-reduction algorithm calculations based on generator coordinate method (GCM)+orthogonality condition(OC)+polinomial ridge regression (RR). Comparison to experimental data.
doi: 10.1103/PhysRevC.107.024304
2022RO10 Phys.Rev. C 105, 064317 (2022) A.M.Romero, J.Engel, H.L.Tang, S.E.Economou Solving nuclear structure problems with the adaptive variational quantum algorithm
doi: 10.1103/PhysRevC.105.064317
2021RO22 Phys.Rev. C 104, 054317 (2021) A.M.Romero, J.M.Yao, B.Bally, T.R.Rodriguez, J.Engel Application of an efficient generator-coordinate subspace-selection algorithm to neutrinoless double-β decay RADIOACTIVITY 76Ge(2β-); calculated valence-space nuclear matrix elements (NMEs) for 0νββ decay mode with shell model, ab initio methods using the GCN2850 interaction, and the energy-transition-orthogonality procedure (ENTROP). NUCLEAR STRUCTURE 76Ge, 76Se; calculated valence-space ground-state energies of 76Ge and 76Se in the natural basis, and the energy-transition-orthogonality procedure (ENTROP), positive-parity low-energy levels using three methods: shell-model code BIGSTICK, a gradient descent procedure, and by ENTROP, potential-energy surfaces in (β, γ) plane by ENTROP.
doi: 10.1103/PhysRevC.104.054317
2009AD01 Phys.Lett. B 674, 11 (2009) B.Adeva, L.Afanasyev, Y.Allkofer, C.Amsler, A.Anania, A.Benelli, V.Brekhovskikh, G.Caragheorgheopol, T.Cechak, M.Chiba, P.Chliapnikov, C.Ciocarlan, S.Constantinescu, C.Curceanu, C.Detraz, D.Dreossi, D.Drijard, A.Dudarev, M.Duma, D.Dumitriu, J.L.Fungueirino, J.Gerndt, A.Gorin, O.Gorchakov, K.Gritsay, C.Guaraldo, M.Gugiu, M.Hansroul, Z.Hons, S.Horikawa, M.Iliescu, V.Karpukhin, J.Kluson, M.Kobayashi, V.Komarov, V.Kruglov, L.Kruglova, A.Kulikov, A.Kuptsov, I.Kurochkin, A.Lamberto, A.Lanaro, V.Lapshin, R.Lednicky, P.Levi Sandri, A.Lopez Aguera, V.Lucherini, I.Manuilov, C.Marinas, L.Nemenov, M.Nikitin, K.Okada, V.Olchevskii, M.Pentia, A.Penzo, M.Plo, G.F.Rappazzo, C.Regenfus, J.Rochet, A.Romero, V.Ronjin, A.Ryazantsev, V.Rykalin, J.Saborido, J.Schacher, A.Sidorov, J.Smolik, S.Sugimoto, F.Takeutchi, A.Tarasov, L.Tauscher, T.Trojek, S.Trusov, V.Utkin, O.Vazquez Doce, T.Vrba, V.Yazkov, Y.Yoshimura, M.Zhabitsky, P.Zrelov Evidence for πK-atoms with DIRAC
doi: 10.1016/j.physletb.2009.03.001
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