Nano or not nano? A structured approach for identifying nanomaterials according to the European Commission's definition

A. Mech, W. Wohlleben, A. Ghanem, V.-D. Hodoroaba, S. Weigel, F. Babick, R. Brüngel, C. M. Friedrich, K. Rasmussen, and H. Rauscher, “Nano or not nano? A structured approach for identifying nanomaterials according to the European Commission’s definition,” Small : nano micro, vol. 16 (2020), no. 36, pp. 1–16, 2020.