Publication and Indexing: 1, ICNNN 2021 conference proceedings ICNNN 2021 conference proceedings will be published, included as one volume of Materials Science Forum as well, "Materials Science Forum" is one of the largest periodicals in its field, which will be indexed by Ei and Scopus. 2, Journal Special issue: Micromachines (ISSN 2072-666X); Impact Factor: 2.426 (2019) ; 5-Year Impact Factor: 2.480 (2019) Special issue: Journal Materials (ISSN 1996-1944; Impact Factor; for 2015 is 2.728; )