Energy fuels Energy fuels Part 1-Impact of Pyrolysis Temperature and Wood Particle Length on Vapor Cracking and Char Porous Texture in Relation to the Tailoring of Char Properties Maziarka Przemyslaw Kienzl Norbert Dieguez-Alonso Alba Fierro Vanessa Celzard Alain Arauzo Pablo J. Hedin Niklas Prins Wolter Anca-Couce Andrés Manyà Joan J. Universidad de Zaragoza Ronsse Frederik 2024 research-article