Hofmann, H.J.; Beer, J.; Bonani, G.; von Gunten, H.R.; … - 2008
Absolute AMS measurements of /sup 10/Be require reliable standards for calibration. Among the existing standards … reported values but is about three times more accurate. Two independent dilution series produced new AMS standards with /sup 10 …/Be//sup 9/Be ratios of the order of 10/sup -10/ and 10/sup -11/. These standards were measured at the ETH/SIN AMS …