Vullers, RuudRuudVullersElfrink, ReneReneElfrinkMatova, SvetlaSvetlaMatovaWang, ZiyangZiyangWang2021-10-202021-10-202012https://imec-publications.be/handle/20.500.12860/21822Large power amplification of MEMS harvester by a secondary spring and mass assemblyProceedings paper