October 16, 2008

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NaI detector in place and working (used to measure the gamma flash).

File:Gamma flash measurement from NaI det.JPG

Asymmetry was observed for [math]D_{2}O[/math]:

[math]Asymmetry = \frac{\left (\frac{A^{n,D_{2}O}_{up}}{N^{ref,D_{2}O}_{r}} - \frac{A^{n,H_{2}O}_{up}}{N^{ref,H_{2}O}_{r}} \right ) - \left (\frac{A^{n,D_{2}O}_{side}}{N^{ref,D_{2}O}_{r}} - \frac{A^{n,H_{2}O}_{side}}{N^{ref,H_{2}O}_{r}} \right )}{\left (\frac{A^{n,D_{2}O}_{up}}{N^{ref,D_{2}O}_{r}} - \frac{A^{n,H_{2}O}_{up}}{N^{ref,H_{2}O}_{r}} \right ) + \left (\frac{A^{n,D_{2}O}_{side}}{N^{ref,D_{2}O}_{r}} - \frac{A^{n,H_{2}O}_{side}}{N^{ref,H_{2}O}_{r}} \right )} [/math]

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