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NSR database version of April 26, 2024.

Search: Author = G.Papadimitriou

Found 5 matches.

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2016SH35      Phys.Rev.Lett. 117, 182502 (2016)

A.M.Shirokov, G.Papadimitriou, A.I.Mazur, I.A.Mazur, R.Roth, J.P.Vary

Prediction for a Four-Neutron Resonance

NUCLEAR REACTIONS ⁴He(⁸He, ⁸Be), E<30 MeV; calculated scattering phase shifts, tetraneutron ground state energy, resonance parameters. ab initio approach using the JISP16 realistic NN interaction.

doi: 10.1103/PhysRevLett.117.182502
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2015PA08      Phys.Rev. C 91, 021001 (2015)

G.Papadimitriou, J.P.Vary

Nucleon-nucleon scattering with the complex scaling method and realistic interactions

doi: 10.1103/PhysRevC.91.021001
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2014KR01      Phys.Rev. C 89, 014330 (2014)

A.T.Kruppa, G.Papadimitriou, W.Nazarewicz, N.Michel

Nuclear three-body problem in the complex energy plane: Complex-scaling Slater method

NUCLEAR STRUCTURE ⁶He; calculated total energy, one and two neutron radial and angular densities of ground state and first 2+ resonance. Complex-scaling (CS) approach in the Slater basis, and benchmarking with the complex-energy Gamow shell model (GSM) for bound and unbound states of two-neutron halo nucleus ⁶He treated as α+n+n cluster system using Minnesota force for two-body interaction, and Tikhonov regularization procedure.

doi: 10.1103/PhysRevC.89.014330
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2013PA30      Phys.Rev. C 88, 044318 (2013)

G.Papadimitriou, J.Rotureau, N.Michel, M.Ploszajczak, B.R.Barrett

Ab initio no-core Gamow shell model calculations with realistic interactions

NUCLEAR STRUCTURE ³H, ^4,5He; calculated ground-state energies, widths, asymptotic normalization coefficients (ANC), spectroscopic factors for well-bound and unbound states. No-core Gamow shell model (NCGSM), and density matrix renormalization group (DMRG) method with N³LO interaction. Benchmarking of results against Faddeev and Faddeev-Yakubovsky calculations for ³H and ⁴He.

doi: 10.1103/PhysRevC.88.044318
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2011PA35      Phys.Rev. C 84, 051304 (2011)

G.Papadimitriou, A.T.Kruppa, N.Michel, W.Nazarewicz, M.Ploszajczak, J.Rotureau

Charge radii and neutron correlations in helium halo nuclei

NUCLEAR STRUCTURE ^6,8He; calculated two-neutron GSM density, ground state configurations, rms charge and neutron radii, S(2n) versus rms neutron radius. The Gamow shell model (GSM) with a finite-range modified MN interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.84.051304
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