Difference between revisions of "Column of Water Length"

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e <sup>-n σ t </sup>
 
e <sup>-n σ t </sup>
  
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<math>n = \frac{atoms}{cm ^{3}} => \frac{ \frac{g}{cm^{2}} }{ \frac{g}{mol}} \times 6.022 \cdot 10^{23} \frac{atoms}{mol} => \frac{atoms}{cm^{3}}</math>
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<math>n = \frac{density}{weight(mols)} \times N = \frac{atoms}{cm^{3}}</math>
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<math>n = \frac{ \frac{g}{cm^{2}} }{ \frac{g}{mol}} \times \frac{atoms}{mol} => \frac{atoms}{cm^{3}}</math>
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[http://wiki.iac.isu.edu/index.php/PhotoFission_with_Polarized_Photons_from_HRRL Go Back]

Latest revision as of 06:26, 5 February 2009

Column of Water Needed to Cut Photon Count in Half at 10 MeV

e -n σ t

[math]n = \frac{density}{weight(mols)} \times N = \frac{atoms}{cm^{3}}[/math]

[math]n = \frac{ \frac{g}{cm^{2}} }{ \frac{g}{mol}} \times \frac{atoms}{mol} =\gt \frac{atoms}{cm^{3}}[/math]

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