Fig. 5: Demonstration of multiple battery-free IoT monitoring systems powered by Mn-doped PIN-PMN-PT generators. | Nature Communications

Fig. 5: Demonstration of multiple battery-free IoT monitoring systems powered by Mn-doped PIN-PMN-PT generators.

From: Over 0.1 W root-mean-square output achieved in magneto-mechano-electric generators using Mn-doped PIN-PMN-PT single crystals

Fig. 5

a Schematic representation of multiple battery-free IoT monitoring systems. b Image of the experimental setup to operate multiple IoT sensors. c Voltage graph of the supercapacitor during the charging phase and operation of multiple IoT sensors powered by the MME harvester. d Screenshots of environmental monitoring displayed on smartphone applications for SimpleLink (i) and Thunderboard Sense 2 (ii) before and after sensing.

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