Gamma-rays from Tritium Bombarded by Protons |
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Page 22
... radiation lengths k = gamma - ray energy ( Mev ) This relation also becomes quite rough for k below about 5 Mev . The computed relative counting efficiency for the spec- trometer , using a 0.003 in . x 8 cm . x 16 cm . Fb radiator 43.5 ...
... radiation lengths k = gamma - ray energy ( Mev ) This relation also becomes quite rough for k below about 5 Mev . The computed relative counting efficiency for the spec- trometer , using a 0.003 in . x 8 cm . x 16 cm . Fb radiator 43.5 ...
Page 28
... energy of the line is simply taken to be the observed mean energy plus ( ^ a + AR ) . The shift in the peak due to degradation of gamma - ray energy by Compton scattering in the cyclotron target holder ( about 12 gm./cm,2 ) was found to ...
... energy of the line is simply taken to be the observed mean energy plus ( ^ a + AR ) . The shift in the peak due to degradation of gamma - ray energy by Compton scattering in the cyclotron target holder ( about 12 gm./cm,2 ) was found to ...
Page 29
... energy of the gamma - rays emerging from the tritium target is taken to be 20.4 ± 0.2 Mev . 2. Effect of thick ... ray's energy , we have a distribution of gamma - ray energies rising linearly and then dropping sharply to zero . A plot ...
... energy of the gamma - rays emerging from the tritium target is taken to be 20.4 ± 0.2 Mev . 2. Effect of thick ... ray's energy , we have a distribution of gamma - ray energies rising linearly and then dropping sharply to zero . A plot ...
Contents
Stability of Targets Under Bombardment | 16 |
PROCEDURE | 24 |
RESULTS AND CALCULATIONS | 27 |
1 other sections not shown
Common terms and phrases
absorb the tritium absorption Alamos approximate Atomic Energy Commission atomic ratio average B.D. McDaniel bombardment Break Chamber bremsstrahlung calculated cent Compton scattering cooled Cornell University correction counting rate curve cyclotron diameter effect Energy Commission Document energy spectrum factor FIGURE filaments forepump Fused Quartz gamma-ray energy Geiger counter half-maximum heating Hemmendinger hydrogen incident protons induction heater ionization chamber lower energies magnet pole faces magnetic field Melt the zirconium Mev gamma-rays Mev protons microampere monitor nuclear reactions Nucleonics observed obtain oil manometer optical pyrometer ordinary hydrogen outgassing pair spectrometer Pb radiator Phys pressure proton beam proton energy pump pyrometer Q-value quartz oven radiation lengths Reference 32 resolution function Rochlin rubber gasket steradian target holder temperature Thermocouple thesis triangular functions tritium gamma-rays tritium gas tritium target tritium-zirconium target tungsten disk uranium hydride uranium oven Vacuum Gauge width yield ratio zirconium targets