@article {20152,
	title = {Frequency-multiplication high-output triboelectric nanogenerator for sustainably powering biomedical microsystems},
	journal = {Nano letters},
	volume = {13},
	year = {2013},
	pages = {1168-1172},
	publisher = {ACS Publications},
	isbn = {1530-6984},
	author = {Zhang, Xiao-Sheng and Han, Meng-Di and Wang, Ren-Xin and Zhu, Fu-Yun and Li, Zhi-Hong and Wei Wang and Zhang, Hai-Xia}
}
