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Thursday, October 6, 2011

What is the reaction cross section for Helium-3 and boron-10 isotopes for thermal neutrons?

The reaction crossection for Helium-3 is 5330 Barns and that for Boron-10 is 3840 Barns.
Both the reactions are strongly  dependent on incident neutron energy 'E' and have roughly a 1/sqrt(E) dependence.

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