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Prüfungsfragen:Kernphysik
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==Neutrinoexperimente== * Neutrinoexperimente (habe alle relevanten Experimente aus dem Mayer-Kuckuk aufgezählt) * Experiment von Reines und Cowan näher erklären (Reaktionen aufmalen, **Warum Zeitdifferenz? ->Abbremszeit der Neutronen; **Warum NaJ als 'Y-Detektor? -> wegen benötigter Detektorgröße * Neutrinos: Was ist das wozu braucht man die (beim ß Zerfall)? Problem Energie + Impulserhal tung + Spin -> Erklärung es ex. ungeladenes Fermion ** Nachweis? *** Direkt: Ar->CI Rückstoß messen (Mit Skizze + ausführlicher Erklärung)Indirekt: induzierter Protonzerfall , e+e-Annihilalion; Koinzidenz verzögert CdNeutronnachweis ** Was misst man jeweils Neutrino/Antineutrino; Wo bekommt man sie her SonnelKernreaktor **warum? -> Neutronenüberschuß der Spaltprodukte
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