Determination of Trace Concentration in TMD Detectors using PGAA I. Tomandl, L. Viererbl, P. Kudějová, Z. Lahodová, V. Klupák and M. Fikrle EPJ Web of Conferences, 93 (2015) 08003 Published online: 28 May 2015 DOI: 10.1051/epjconf/20159308003