Fröhlich, Daniel R Speciation of Np(V) uptake by Opalinus Clay using synchrotron microbeam techniques. [electronic resource] - Analytical and bioanalytical chemistry Nov 2012 - 2151-62 p. digital Publication Type: Journal Article ISSN: 1618-2650 Standard No.: 10.1007/s00216-012-6290-2 doi