In reply to Jones Beene's message of Sun, 9 Oct 2005 19:39:16 -0700: Hi, [snip] >Yes . That is why I mentioned the commercial products - this >mixed-layer film containing boron is exactly what they are doing - >and hopefully have perfected. [snip] This does lead to another question though. How does one determine the extent to which commercial film has already been exposed by cosmic rays while still in the packaging? Presumably one compares samples fresh from the pack with samples exposed to the experiment?
Regards, Robin van Spaandonk In a town full of candlestick makers, everyone lives in the light, In a town full of thieves, there is only one candle, and everyone lives in the night.

