Fig. 8From: Application of ferroelectric materials for improving output power of energy harvesters(Reproduced from [4] with copyright permission from 2015 John Wiley & Sons)a Structure of micro-patterned P(VDF-TrFE) based SPNG and output current comparison. b Temperature dynamics of each devices and piezoelectric potential by thermal expansion. c Mechanical stability under stretching. d Demonstration of SPNG for charging capacitor and switching on LEDs and LCDBack to article page