HW4
[2.1] Neutrons impinge on a material with a cross section of Z = 0.8 cm'1 . How thick
must the material be if no more than 5.0% of the neutrons are to penetrate the material
without making a collision? What action of the neutrons make their rst collis
HW5
Problem 2.6
(a) We are to verify the following:
(
)
. So, if we can get our objective into this form, we can
(note that, with this substitution, the limits of the
finish the proof. Let us make the substitution
( ) . And now
integration do not change