PowerPointPrsentation

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?, ? and ? - decay
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electromagnetic (?) decay
?
?
?
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Decay with instable daughter
Two nuclear decays A ? B ? C
?a ?b
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Decay series of heavy elements
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Decay chain of Uranium-238
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Barrier penetration in ?-decay
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Geiger-Nuttal observation in ?-decay
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The fission barrier
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Deformation of a heavy nucleus
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Weizsäcker parabola for even-odd isobars
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Weizsäcker parabolas for even-even and
odd-odd isobars
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Beta decay of 40K
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Modification of the beta spectrum by Coulomb
interaction of ?? and daughter nucleus
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6. Nuclear decays

• 6.1 The decay law
• 6.2 Natural radioactivity / radioactive dating
• 6.3 ?-decay
• 6.4 nuclear fission
• 6.5 ?-decay
• 6.6 electromagnetic decays
• 6.7 Mößbauer spectroscopy

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Energy levels and transitions in 17O
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Nuclei with oriented spins show angular
distribution of ? emission
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Transition probabilities for ? rays with
various multipolarities
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Decay scheme of 57Fe
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Relative probabilities for ? transition with
simultaneous excitation of oscillator quanta
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Fraction of recoilless transitions
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Mössbauers original set-up
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First observation of Mössbauer effect in 191Ir
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Isomer shift
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Magnetic dipole splitting
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Electric quadrupole hyperfine splitting
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Gravitational red shift experiment
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Radial electronic wavefunctions for the H-atom