Difference between revisions of "Number of electron-positron pairs/sec out of Al converte"

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LINAC parameters used in calculations

1) pulse width 50 ps
2) pulse current 50 A
3) repetition rate 300 Hz
4) energy 44 MeV

Number of photons/sec out of radiator






Alex factor is 6.85 %




Pair production rate

out of Al converter



 (by varying width we can vary the yield)






through 1 m of air










Appendix

pair production cross sections in an Al target

Geant4 and Theoretical Pair Production Cross Sections for 1 MeV - 100 GeV photons in Aluminum. Vakho Makarashvili, December 18, 2007