Föreläsning 10(Fusion and fission) Flashcards
1
Q
Vad beskriver “fissility”?
A
Hur sannolik en atomkärna är att fissera
2
Q
Vad händer när Z^2/A > 47?
A
Man får energi av att splitta en kärna i två.
3
Q
Why does super heavy elements exist?
A
Because the fission barrier is modulated by nuclear shell structure ( of deformed nuclei )
4
Q
What causes asymmetric fission?
A
Shell effects
5
Q
What causes symmetric fission?
A
Charged liquid drops
6
Q
Hur kan man konvertera kinetisk energi till temperatur?
A
Dela eV/k_B
7
Q
What is the overlap between the Maxwell-boltzmann distribution and the cross section called?
A
Gamow peak
8
Q
What does the Maxwell-boltzmann distribution describe?
A
The energies of nuclei in stars
