TY - CONF A1 - Kaiser, Martin T1 - Influence of Surface Modification on the Luminescence and Colloidal Stability of Water Dispersible Upconverting Nanoparticles T2 - Anakon 2015 T2 - Anakon 2015 CY - Anakon 2015 DA - 2015-03-23 PY - 2015 AN - OPUS4-33656 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -