About the editors Dr. F. Adams is Professor of Chemistry at the University of Antwerp. He is the author of Applied Gamma Ray Spectroscopy. Dr. R. Gijbels is Professor of Chemistry at the University of Antwerp. He is the coauthor of Neutron Activation Analysis, Volume 34 in Chemical Analysis. Dr. R. Van Grieken is Professor of Chemistry at the University of Antwerp. The three editors earned their PhDs in Analytical Chemistry at the University of Ghent. They are jointly responsible for the Micro- and Trace-Analysis Center, a center of innovation in the use of inorganic mass spectrometric analysis and other sensitive or microscopic instrumental methods.