Institution: | aJan Kochanowski University (Pedagogical University), Institute of Chemistry, Geochemistry and the Environment Division, 15G Świętokrzyska Street, 25-406 Kielce, Poland;bMaria Curie-Skłodowska University, Institute of Physics, Mass Spectrometry Laboratory, 1 Maria Curie-Skłodowska Square, 20-031 Lublin, Poland;cElectron Microscope Laboratory, Polish Geological Institute, 4 Rakowiecka Street, 00-975 Warsaw, Poland |