1. Institute for Inorganic Chemistry and Analytical Chemistry, Chemistry Education, Friedrich Schiller University Jena, August-Bebel-Str. 2, 07743 Jena, Germany
2. Institute of Educational Science, Friedrich-Schiller-University Jena, Am Planetarium 4, 07743 Jena, Germany
3. Institute of Chemistry, Chemistry Education, Carl von Ossietzky Universität Oldenburg, Carl-von-Ossietzky-Str. 9-11, 26129 Oldenburg, Germany
4. Jena Center of Soft Matter (JCSM), Friedrich Schiller University Jena, Philosophenweg 7, 07743 Jena, Germany