Optimizing and Enhancing Piezoelectric Energy Harvesting DevicesChaymae Amri, Khawla Gaouzi, Abdelilah Jilbab, My Hachem el Yousfi Alaoui and Lahcen AzrarE3S Web Conf., 601 (2025) 00019DOI: https://doi.org/10.1051/e3sconf/202560100019