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Density Functional Theory for Nuclei, Neutronstars, and Hypernuclei

Density Functional Theory for Nuclei, Neutronstars, and Hypernuclei. H. Lenske Institut für Theoretische Physik, U. Giessen GSI Professor for Theoretical Nuclear Physics. Content: In-medium Baryon Interactions Nuclear Matter and Hypernuclear Matter

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Density Functional Theory for Nuclei, Neutronstars, and Hypernuclei

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  1. Density Functional Theory for Nuclei, Neutronstars, and Hypernuclei H. Lenske Institut für Theoretische Physik, U. GiessenGSI Professor for Theoretical Nuclear Physics • Content: • In-medium Baryon Interactions • Nuclear Matter and Hypernuclear Matter • Single L Nuclei and beyond • Production and Spectroscopy of Hypernuclei • Summary and Outlook

  2. DDRH Theory: Octet Flavour DFT by Meson Exchange • Density Functional Theory for Nucleons and Hyperons • Field Theory at the Fermi Momentum Scale • BB Interactions in Free Space by Meson Exchange • In-Medium Interactions by Dirac Brueckner Theory • Density Dependent Vertex Functionals • Covariance and Thermodynamical Consistence

  3. DDRH Flavour Dynamics: Density Dependent Vertices: PLB345 (1995), PRC52 (1995), PRC57 (1998), PRC64 (2001), PRC66 (2002), Springer Lect. Not. (2004)

  4. Nuclear Matter DBHF Vertices (Groningen NN-Potential) Isoscalar Vertices Isovector Vertices

  5. Strangeness and Hypernuclear Physics: From SU(2) Isospin to SU(3) Flavour Dynamics

  6. DDRH-Scaling of In-Medium Hyperon Interactions Naïve Quark Model Scaling: Non-strange mesons couple only to non-strange quarks  gL(m)= 2/3 gN (m)

  7. DDRH Hypermatter Equation of State Minimum at 10% L-content: B0=-18MeV at r0=0.21fm-3

  8. DDRH Flavour Dynamics:LSingle Particle Energies Nuclear Matter SL = 28 MeV DDRH Theory: Density Dependent NN and NL Dirac-Brueckner Vertices

  9. LS0 Mixing in Asymmetric Nuclear Matter and Exotic Nuclei SU(3) DFT  Coupled Channels LS0Mixing in Matter :

  10. Associated (p,A) Strangeness Production • elementary process for HI production  HypHI Project@GSI and FAIR • pionic production in (p,K) reactions • extension to photo- and electro-production at ELSA, MAMI-C and JLAB R.Shyam, H.L., PRC 69:065205 (2004); NPA 764:313 (2006)

  11. Coherent Strangeness Production on a Nucleus: Reaction Spectroscopy of Hypernuclear States

  12. Hyperon Interactions and Neutron Stars

  13. Summary, Conclusions and Outlook • DDRH-Theory: ab initio DFT for SU(3) Flavor Dynamics • Applications to Nuclei, Hypernuclei • L-S0 Flavor Mixing in Asymmetric Matter • Strangeness Production on the Nucleon • Coherent Production and Spectroscopy of Hypernuclei • Strangeness in Neutron Stars • Open Problem: YY Interactions • Dynamical Correlations and Hyperon Spectral Functions Contributors: P. Konrad, U. Badarch, R. Shyam, S. Bender, V. Shklyar

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