Calibration-free concentration determination of charged colloidal nanoparticles and determination of effective charges by capillary isotachophoresis. - Pyell, Ute; Bücking, Wendelin; Huhn, Carolin; Herrmann, Barbara; Merkoulov, Alexey; Mannhardt, Joachim; Jungclas, Hartmut; Nann, Thomas (Analytical & Bioanalytical Chemistry, 2009)