Absorption Coefficient of Aluminium

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Discussion Overview

The discussion centers around the absorption coefficient of aluminium in the context of beta radiation experiments. Participants seek to identify the coefficient and relevant resources for their research.

Discussion Character

  • Exploratory, Technical explanation, Homework-related

Main Points Raised

  • One participant requests information on the absorption coefficient of aluminium for beta radiation experiments.
  • Another participant notes that the absorption coefficient depends on the energy of the electrons and suggests specifying the mean energy or energy range for accurate information.
  • Some participants mention resources where data might be found, including links to specific papers and a reference to a document from the particle data group.
  • A later reply questions the availability of the particle data group's document regarding material properties.

Areas of Agreement / Disagreement

Participants generally agree that the absorption coefficient is energy-dependent, but there is no consensus on the specific value or the availability of resources.

Contextual Notes

The discussion lacks specific values for the absorption coefficient and does not clarify the energy range of interest for the beta radiation.

Who May Find This Useful

Individuals conducting experiments involving beta radiation and those researching material properties in physics.

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Hi. I am new here! I'm doing a experiment on the absorption of beta radiation of aluminium and I need help! :redface: Does anyone know what the absorption coefficient of aluminium? Or at least where I can find it. Thanks in advance! o:)

P.S. Sorry if I've posted in the wrong part of the forum :redface:
 
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I can't tell you where to find this info, but I can tell you that the absorption coefficient is a function of the energy of the electrons. So, you'd have to specify the mean energy (or energy range) to have a meaningful number.

Google found some data:
http://prola.aps.org/pdf/PR/v103/i6/p1900_2
http://www.physics.northwestern.edu/new335/PDF/lab4.pdf
 
Last edited by a moderator:
The "particle data group" used to have a small pdf about properties of the materials, with this kind of information.
 
arivero said:
The "particle data group" used to have a small pdf about properties of the materials, with this kind of information.

is it still there? :confused:
 

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