Morphology and structure of sawdust waste after adding magnetic nanoparticlesHeru Suryanto, Uun Yanuhar, Poppy Puspitasari, Aminnudin, Uun Yanuhar, Jibril Maulana, Nico Rahman Caesar, Joseph Selvi Binoj and Azlin Fazlina OsmanE3S Web Conf., 473 (2024) 03001DOI: https://doi.org/10.1051/e3sconf/202447303001