Renaud, MichaelMichaelRenaudElfrink, ReneReneElfrinkJambunathan, MadhuMadhuJambunathande Nooijer, ChristineChristinede NooijerWang, ZiyangZiyangWangRovers, MadelonMadelonRoversVullers, RuudRuudVullersvan Schaijk, RobRobvan Schaijk2021-10-202021-10-2020120960-1317https://imec-publications.be/handle/20.500.12860/21389Optimum power and efficiency of piezoelectric vibration energy harvesters with sinusoidal and random vibrationsJournal article