Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
isotopic distribution
Mass spectrometry is an analytical technique that ientifies the chemical composition of a sample on the basis of the mass-to-charge ratio of charged particles. The technique has both qualitative and quantitative uses, including: