Collision Cross Sections of Carbon and Hydrogen for Fast Neutrons |
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Page 207
... Fast Neutrons of Mich WILLIAM SLEATOR , JR . * Department of Physics , University of Michigan , Ann Arbor , Michigan ( Received March 17 , 1947 ) Experiments are described by means of which the collision cross sections of carbon and ...
... Fast Neutrons of Mich WILLIAM SLEATOR , JR . * Department of Physics , University of Michigan , Ann Arbor , Michigan ( Received March 17 , 1947 ) Experiments are described by means of which the collision cross sections of carbon and ...
Page 208
... neutrons of the energies dealt with in the present experiment are negligible . In the case of hy- drogen , moreover , inelastic scattering does not take place , so that a transmission measurement will give just the total scattering ...
... neutrons of the energies dealt with in the present experiment are negligible . In the case of hy- drogen , moreover , inelastic scattering does not take place , so that a transmission measurement will give just the total scattering ...
Page 214
... neutrons may be safely ignored . ( d ) In those cases in which the upper limit of the energy interval was several Mev below the energy of the fastest neutrons produced by the source , the question arose whether some high energy neutrons ...
... neutrons may be safely ignored . ( d ) In those cases in which the upper limit of the energy interval was several Mev below the energy of the fastest neutrons produced by the source , the question arose whether some high energy neutrons ...
Common terms and phrases
absorber in front Ageno air cm aluminum absorbers Aluminum window Amaldi angle angular distribution Aoki assumption atoms Bailey beryllium Bocciarelli calculated carbon and hydrogen carbon scatterers cm high cm thick cm² collision cross section computed cyclotron target detector efficiency deuterium deuterons elastic electrical sensitivity energy end energy Mev energy range entered the sensitive experimental results fast neutrons final values front of chamber g/cm² high energies inch inelastic collisions inelastic scattering ionization chamber kev/cm lithium lower limit measured meson method mgm/cm² neutron beam neutron energy interval neutron source neutrons having energies neutrons scattered nuclear nuclei number of coincidences number of neutrons obtained paraffin layer paraffin scatterers peak energy Phys present experiments proton cross section proton energy proton path ratio recoil protons relative standard deviation S-wave scattered neutrons scattering cross section Seaborg sections of carbon sensitive region Sherr Tatel total cross sections total number WILLIAM SLEATOR