Free piston linear generator for low grid power generationIzzeldin Abdalla, Ezrann Z. Zainal A., Nur Amalina Ramlan, Firmansyah, Abd. Rashid A. Aziz and Morgan HeikalMATEC Web Conf., 131 (2017) 02007DOI: https://doi.org/10.1051/matecconf/201713102007