Triaxial ball-impact piezoelectric converter for autonomous sensors exploiting energy harvesting from vibrations and human motion

D Alghisi, S Dalola, M Ferrari, V Ferrari - Sensors and Actuators A: Physical, 2015 - Elsevier
A piezoelectric converter for energy harvesting composed of a rigid ball enclosed among six
piezoelectric diaphragms arranged in a cube-shaped structure is presented. When the …