Influence of Density and Water Content on The Thermal Diffusivity of Wood Chips Oussama Zine, Abdelmajid El bouardi, Driss Taoukil, El-Hadj Kadri and Ikram El abbassi E3S Web Conf., 321 (2021) 02010 Published online: 11 November 2021 DOI: 10.1051/e3sconf/202132102010