id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
fis-166	Castagnetti, Davide	Design and characterization of a fractal-inspired multi-frequency piezoelectric energy converter	2012	7	.pdf	application/pdf	2978	160	57	Energy harvesting; Piezoelectric converter; Multi-frequency structures; Fractal geometry; Power generation. [12-15], for piezoelectric converters since it generates large deflection strains when operated at its fundamental frequency and a desired eigenfrequency can be easily obtained varying its length or introducing an appropriate proof mass [16-18].	cache/fis-166.pdf	txt/fis-166.txt