Publication and Indexing: ICNNN 2019 conference proceedings will be published on Materials Science Forum ( ISSN: 1662-9752 ), Materials Science Forum is one of the largest periodicals in its field, which will be indexed by EI & SCOPUS. Special issue: Journal Materials (ISSN 1996-1944; Impact Factor; for 2015 is 2.728; ) Previous ICNNN: All ICNNN proceedings have been successfully published by MSF, and almost all have been indexed by EI, and Scopus; ICNNN 2018 –MSF proceedings already get online and indexed by EI and Scopus, etc. ICNNN 2017-MSF proceedings already get online and indexed by EI and Scopus, etc. Submission ways: Please send your Full paper & abstract to submission system: https://easychair.org/conferences/?conf=ICNNN2019