TY - JOUR U1 - Zeitschriftenartikel, wissenschaftlich - begutachtet (reviewed) A1 - Mech, Agnieszka A1 - Wohlleben, Wendel A1 - Ghanem, Antoine A1 - Hodoroaba, Vasile-Dan A1 - Weigel, Stefan A1 - Babick, Frank A1 - BrĂ¼ngel, Raphael A1 - Friedrich, Christoph M. A1 - Rasmussen, Kirsten A1 - Rauscher, Hubert T1 - Nano or not nano? A structured approach for identifying nanomaterials according to the European Commission's definition JF - Small Y1 - 2020 SN - 1613-6810 SS - 1613-6810 VL - 16 (2020) IS - 36 ER -