Research ArticleOpen accessIn the keywordsSimple Fabrication and Characterization of Piezoelectric Nanogenerators from Cobalt-Doped Zinc Oxide NanofibersSuyitno, Syamsul Hadi, Mohd Zainizan Sahdan et al.American Journal of Applied Sciences, Vol. 14, Issue 7 · 29 Jul 2017 · 8,173 accessesView PDFCite