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Determine the thickness of iron needed to achieve the following shielding goal. Iron density is 7.8 g/cm³. Fe atomic mass is 55.845u Iron mass attenuation coefficient for 1.5 MeV photon is 0.0535 cm²/g. (a) Stop 1.5 MeV alpha particle. (b) Stop 1.5 MeV beta particle. (c) Reduce the 1.5 MeV photon intensity to 1%.

Determine the thickness of iron needed to achieve the following shielding goal. Iron density is 7.8 g/cm³. Fe atomic mass is 55.845u Iron mass attenuation coefficient for 1.5 MeV photon is 0.0535 cm²/g. (a) Stop 1.5 MeV alpha particle. (b) Stop 1.5 MeV beta particle. (c) Reduce the 1.5 MeV photon intensity to 1%.

Principles of Instrumental Analysis
Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter32: Radiochemical Methods
Section: Chapter Questions
Problem 32.2QAP
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Determine the thickness of iron needed to achieve the following shielding goal. Iron density is 7.8 g/cm³. Fe atomic mass is 55.845u Iron mass attenuation coefficient for 1.5 MeV photon is 0.0535 cm²/g. (a) Stop 1.5 MeV alpha particle. (b) Stop 1.5 MeV beta particle. (c) Reduce the 1.5 MeV photon intensity to 1%.
Transcribed Image Text:Determine the thickness of iron needed to achieve the following shielding goal. Iron density is 7.8 g/cm³. Fe atomic mass is 55.845u Iron mass attenuation coefficient for 1.5 MeV photon is 0.0535 cm²/g. (a) Stop 1.5 MeV alpha particle. (b) Stop 1.5 MeV beta particle. (c) Reduce the 1.5 MeV photon intensity to 1%.
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