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User name A. Camsonne
Log entry time 10:09:40 on October10,2009
Entry number 294216
keyword=Effect of slit opening on Compton backgroundReduced current to 50 uA closing the slit no major change.
Big improvement when closing it further more to 10 uA.
So this rules out scraping and points it to things before the slit.
FIGURE 1
