How Are Gamma Rays Absorbed in Materials Used Practically?

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Discussion Overview

The discussion revolves around the practical applications of gamma ray absorption in materials, focusing on shielding and various absorption mechanisms. It includes theoretical aspects as well as potential real-world applications.

Discussion Character

  • Exploratory, Technical explanation, Homework-related

Main Points Raised

  • One participant highlights that the primary application of materials for gamma ray absorption is shielding, due to the damaging effects of gamma rays on living tissue.
  • Another participant mentions a recent gamma-ray burst detected by the ESO's Very Large Telescope, indicating ongoing research and observation in the field.
  • A technical explanation is provided regarding the three distinct regions of gamma ray absorption: the photoelectric effect, Compton scattering, and pair production, with specific energy thresholds mentioned.
  • One participant suggests that the inquiry may be related to homework, while also providing a practical example of gamma ray absorption in the context of X-ray imaging.

Areas of Agreement / Disagreement

Participants express differing views on the nature of the inquiry, with some suggesting it may be homework while others provide technical insights. There is no consensus on the specific applications beyond shielding and imaging.

Contextual Notes

Some claims about the mechanisms of gamma ray absorption depend on specific energy thresholds and material properties, which are not fully explored in the discussion.

Who May Find This Useful

This discussion may be of interest to those studying radiation physics, materials science, or practical applications in medical imaging and radiation safety.

korkox
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I need to know the practical applications of the absorption of gamma rays in materials.
 
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Most of the time, it's shielding. In other words, gamma rays (an neutrons) are highly penetrating and are very damaging to living tissue, so the typical use of materials for attenuating gamma radiation is shielding.
 
Last edited by a moderator:
There are three distinct regions of gamma ray absorption; a)Photoelectric effect (usually roughly below the binding energy of the 1s shell electrons in nuclei), c) above the pair production threshold (above 1.02 MeV) with some Z dependence, and b) (between a )and c)) Compton scattering.
 
this smells homework... "I need"

I can give you a practical use: X-ray images
 

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