Density Functional approach for multi-strange hypernuclei: competition between $\Lambda$ and $\Xi^{0,-}$ hyperons

J. Margueron (1) , E. Khan (2) , F. Gulminelli (3)

1 IPNL - Institut de Physique Nucléaire de Lyon
2 IPNO - Institut de Physique Nucléaire d'Orsay
3 LPCC - Laboratoire de physique corpusculaire de Caen

The question of the competition between Λ and Ξ0,− in the ground state of multistrange hypernuclei is addressed within a nonrelativistic density functional approach, partially constrained by ab initio calculations and experimental data. The exploration of the nuclear chart for 10

Mots clés: potential: chemical; conservation law; Lambda: hypernucleus; hyperon hyperon: interaction; heavy ion: scattering; nucleon Lambda: interaction; hypernucleus: binding energy; hyperon: potential; Hamiltonian; strangeness; mean field approximation; Hartree-Fock approximation; strong interaction; nonrelativistic; hypernucleus: ground state; numerical calculations

Domaines: Physique Nucléaire Théorique [nucl-th]

J. Margueron, E. Khan, F. Gulminelli. Density Functional approach for multi-strange hypernuclei: competition between $\Lambda$ and $\Xi^{0,-}$ hyperons. Phys.Rev.C, 2017, 96 (5), pp.054317. ⟨10.1103/PhysRevC.96.054317⟩. ⟨hal-01669659⟩