Neutrino Nucleus Reactions and Supernova

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Supernova explosion and neutrino propagationFe coreCollapseρ c~10 10 g/cm3T c~1 MeVνν-trappingρ c~10 12 g/cm3T c~2 MeVe-captureνννν1000 kmCore Bounceρ c~3x10 14 g/cm3T c~5 MeVννExplosionνν νShockwaveNSRCNP Workshop, Feb.24, 2005R-process10 km
Revival of stalled shock by ν-heatingWhole collapse energy is carried out byneutrinosνAfter bounce~100msec10^53erg (seen by Kamiokande)Rho~1e11g/cm^3T~3MeV Many Alpha existsOnly 1~2% of the neutrino energy isdeposited to the hot matter behind theshock front is enough for supernovaνexplosionννRCNP Workshop, Feb.24, 2005νν10 100 1000kmν-sphereν-heating
Page 3: Supernova explosion: February 23, 1
Page 9: Neutrino Self Energy (Many Body Lan
Page 13 and 14: Pion Nucleus Elastic ScatteringRCNP
Page 15 and 16: Quasi Elastic BumpRPAM*Effective Ma
Page 17 and 18: Pauli Exclusion EffectMuonNeutrinoN
Page 19 and 20: Electron NeutrinoJ. Nieves at Grana
Page 21 and 22: Revival of stalled shock by ν-heat
Page 23 and 24: 4He wave function and coupled chann
Page 25 and 26: P-wave phase shifts for 3N-N system
Page 27 and 28: RCNP Workshop, Feb.24, 2005
Page 29: Conclusion• Neutrino nucleus reac

Neutrino Nucleus Reactions and Supernova

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