A new concept to harvest thermal energy using pyroeletric effect and Rayleigh-Benard convections Fatima Zahra El fatnani, Daniel Guyomar, Fouad Belhora, M’hammed Mazroui, Yahia Boughaleb and Abdelowahed Hajjaji Eur. Phys. J. Plus, 131 8 (2016) 252 Published online: 04 August 2016 DOI: 10.1140/epjp/i2016-16252-x