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NSR database version of April 26, 2024.

Search: Author = D.D.Dao

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2023NI10      Phys.Rev.Lett. 131, 222503 (2023)

L.Nies, L.Canete, D.D.Dao, S.Giraud, A.Kankainen, D.Lunney, F.Nowacki, B.Bastin, M.Stryjczyk, P.Ascher, K.Blaum, R.B.Cakirli, T.Eronen, P.Fischer, M.Flayol, V.Girard Alcindor, A.Herlert, A.Jokinen, A.Khanam, U.Koster, D.Lange, I.D.Moore, M.Muller, M.Mougeot, D.A.Nesterenko, H.Penttila, C.Petrone, I.Pohjalainen, A.de Roubin, V.Rubchenya, Ch.Schweiger, L.Schweikhard, M.Vilen, J.Aysto

Further Evidence for Shape Coexistence in ⁷⁹Zn^m near Doubly Magic ⁷⁸Ni

ATOMIC MASSES ⁷⁹Zn; measured frequencies, TOF; deduced the excitation energy of the 1/2+ isomer, the bandhead of a low-lying deformed structure akin to a predicted low-lying deformed band, shape coexistence. Comparison with state-of-the-art shell-model diagonalizations, complemented with discrete nonorthogonal shell-model calculations. The time-of-flight ion cyclotron resonance (TOF-ICR) method, the JYFLTRAP double Penning trap at the ion guide isotope separator on-line (IGISOL) facility in Jyvaskyla (Finland), and the multi-reflection time-of-flight mass spectrometer (MR-TOF MS) of ISOLTRAP at ISOLDE at CERN (Switzerland).

doi: 10.1103/PhysRevLett.131.222503
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2023RO02      Phys.Rev.Lett. 130, 122502 (2023)

M.Rocchini, P.E.Garrett, M.Zielinska, S.M.Lenzi, D.D.Dao, F.Nowacki, V.Bildstein, A.D.MacLean, B.Olaizola, Z.T.Ahmed, C.Andreoiu, A.Babu, G.C.Ball, S.S.Bhattacharjee, H.Bidaman, C.Cheng, R.Coleman, I.Dillmann, A.B.Garnsworthy, S.Gillespie, C.J.Griffin, G.F.Grinyer, G.Hackman, M.Hanley, A.Illana, S.Jones, A.T.Laffoley, K.G.Leach, R.S.Lubna, J.McAfee, C.Natzke, S.Pannu, C.Paxman, C.Porzio, A.J.Radich, M.M.Rajabali, F.Sarazin, K.Schwarz, S.Shadrick, S.Sharma, J.Suh, C.E.Svensson, D.Yates, T.Zidar

First Evidence of Axial Shape Asymmetry and Configuration Coexistence in ⁷⁴Zn: Suggestion for a Northern Extension of the N=40 Island of Inversion

RADIOACTIVITY ⁷⁴Cu(β^-) [from Ta(p, X)⁷⁴Cu, E=490 MeV]; measured decay products, Eγ, Iγ; deduced γ-ray energies and relative intensities, energy levels, J, π, relative B(E2), ground state enhanced axial shape asymmetry (triaxiality). Comparison with available data, with shell-model calculations (SM) and shell-model calculations in a deformed Hartree-Fock basis (DNO-SM). The GRIFFIN γ-ray spectrometer, TRIUMF-ISAC1 facility.

doi: 10.1103/PhysRevLett.130.122502
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2023SA24      Phys.Rev. C 107, 064307 (2023)

M.Sanchez Sanchez, D.D.Dao, L.Bonneau

Cutoff effects in Hartree-Fock calculations at leading order of chiral effective field theory

NUCLEAR STRUCTURE ¹⁶O; calculated ground state energy, charge radius. Hartree-Fock approximation with two-nucleon potential at leading order of chiral EFT in the Nogga-Timmermans-van Kolck power counting. Calculations with HFCHIRAL code.

doi: 10.1103/PhysRevC.107.064307
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2022DA11      Phys.Rev. C 105, 054314 (2022)

D.D.Dao, F.Nowacki

Nuclear structure within a discrete nonorthogonal shell model approach: New frontiers

NUCLEAR STRUCTURE ^{20,22,24,26,28}Ne, ^24,26,28,30Mg, ^28,30,32Si, ^32,34S, ³⁶Ar; calculated ground state energy, levels, J, π, B(E2). ²⁵Mg; calculated levels, J, π. ²⁵⁴No; calculated levels, J, π, proton and neutron orbital occupancies for the ground state, potential energy surface. Discrete nonorthogonal shell model (DNO-SM) formalism. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.054314
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2022RE10      Phys.Rev. C 106, 014320 (2022)

K.Rezynkina, D.D.Dao, G.Duchene, J.Dudouet, F.Nowacki, E.Clement, A.Lemasson, C.Andreoiu, A.Astier, G.de Angelis, G.de France, C.Delafosse, I.Deloncle, F.Didierjean, Z.Dombradi, C.Ducoin, A.Gadea, A.Gottardo, D.Guinet, B.Jacquot, P.Jones, T.Konstantinopoulos, I.Kuti, A.Korichi, S.M.Lenzi, G.Li, F.Le Blanc, C.Lizarazo, R.Lozeva, G.Maquart, B.Million, C.Michelagnoli, D.R.Napoli, A.Navin, R.M.Perez-Vidal, C.M.Petrache, N.Pietralla, D.Ralet, M.Ramdhane, M.Rejmund, O.Stezowski, C.Schmitt, D.Sohler, D.Verney

Structure of ⁸³As, ⁸⁵As, and ⁸⁷As: From semimagicity to γ softness

NUCLEAR REACTIONS ⁹Be(²³⁸U, X)⁸³As/⁸⁵As/⁸⁷As, E=6.2 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, γγ-coin using the VAMOS++ spectrometer for particle detection and AGATA array for γ radiation at GANIL facility. ^83,85,87As; deduced levels, J, π, collectivity in a prolate deformed, γ-soft regime in the open shell nuclei. Comparison with shell-model calculations. Systematics of energies of 9/2+ states in ^83,85,87,89As, ^85,87,89,91Br, ^87,89,91,93Rb, ^89,91,93,95Y from experimental data and large-scale shell-model calculations.

NUCLEAR STRUCTURE ^85,87As; calculated levels, J, π, potential energy surfaces (PES) in (β, γ) planes, wave functions amplitudes in K-quantum numbers. Large-scale shell-model calculations, SU3 symmetries, and beyond mean-field calculations.

doi: 10.1103/PhysRevC.106.014320
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2021CA22      Phys.Rev. C 104, 034318 (2021)

S.Calinescu, O.Sorlin, I.Matea, F.Carstoiu, D.D.Dao, F.Nowacki, G.de Angelis, R.Astabatyan, S.Bagchi, C.Borcea, R.Borcea, L.Caceres, M.Ciemala, E.Clement, Z.Dombradi, S.Franchoo, A.Gottardo, S.Grevy, H.Guerin, M.N.Harakeh, I.M.Harca, O.Kamalou, M.Kmiecik, A.Krasznahorkay, M.Krzysiek, I.Kuti, A.Lepailleur, S.Lukyanov, A.Maj, V.Maslov, K.Mazurek, P.Morfouace, J.Mrazek, F.Negoita, M.Niikura, L.Olivier, Y.Penionzhkevich, L.Perrot, C.Petrone, Z.Podolyak, C.Rigollet, T.Roger, F.Rotaru, D.Sohler, M.Stanoiu, I.Stefan, L.Stuhl, J.C.Thomas, Z.Vajta, M.Vandebrouck, O.Wieland

Coulomb and nuclear excitations of ⁷⁰Zn and ⁶⁸Ni at intermediate energy

NUCLEAR REACTIONS ²⁰⁸Pb, ¹²C(⁷⁰Zn, ⁷⁰Zn'), E=51.8 MeV/nucleon; ²⁰⁸Pb, ¹²C(⁶⁸Ni, ⁶⁸Ni'), E=40.8, 47.68 MeV, [secondary ⁶⁸Ni beam from ⁹Be(⁷⁰Zn, X), E=60 MeV/nucleon primary reaction, followed by separation of fragments using LISE3 spectrometer at GANIL and implanted in a plastic detector]; measured Doppler corrected γ spectra, Eγ, Iγ, γ(θ), scattered particles, (⁷⁰Zn)γ- and ⁶⁸Niγ-coin using 46 hexagonal BaF₂ crystals for γ detection, and position-sensitive gas-filled detectors for particles. ⁶⁸Ni, ⁷⁰Zn; deduced levels, σ, B(E2) and deformation parameters for the first and second 2+ states from intermediate energy Coulomb excitation; calculated Potential-energy surface in (β, γ) plane using constrained Hartree-Fock minimization in the shell-model basis, levels, J, π of ⁷⁰Zn using shell model, generator coordinate method (GCM), and triaxial AMP, and compared to experimental level structure.

doi: 10.1103/PhysRevC.104.034318
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2016TR03      Nucl.Instrum.Methods Phys.Res. B366, 140 (2016)

H.N.Tran, D.D.Dao, S.Incerti, M.A.Bernal, M.Karamitros, T.V.Nhan Hao, T.M.Dang, Z.Francis

Single electron ionization and electron capture cross sections for (C⁶+, H₂O) interaction within the Classical Trajectory Monte Carlo (CTMC) approach

doi: 10.1016/j.nimb.2015.10.017
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