Nuclear Scattering of 300 Mev Neutrons |
Common terms and phrases
1/2 inch thick 300 Mev neutrons absorption angular efficiency curve angular resolution annular ring attenuator background counting BARNS/STER beam monitor beryllium beryllium target billet Bratenahl calculated cathetometer COINCIDENCE UNIT collimator components converted protons copper proton stopper corresponding monitor counts coulomb forces counts with scatterer cross sections obtained crystal telescope cyclotron determined deuterium diameter DIFFERENTIAL ELASTIC SCATTERING dx dy effect elastic scattering cross elastically scattered neutrons energy cutoffs energy spectrum equation Fernbach Fraunhofer diffraction index of refraction inelastic cross section k₁ Leith LIMIT OF ANGULAR mean free path method neutron beam neutron detector telescope NEUTRON SCATTERING nuclear nucleons number of neutrons particles PHOTOMULTIPLIERS Phys polyethylene converter PROTON DECELERATOR Scatt scattered beam scatterer nucleus scattering cross section scattering targets small angles solid angle STANDARD DEVIATION LIMIT statistical errors STATISTICAL STANDARD DEVIATION stilbene telescope system thick scatterer total cross section triple coincidence counts triples minus accidentals/monitor values wide angle