Investigation of the Sustainable Production and Utilization of Biochar and Activated Carbon From Waste حسب Farah Yousef Taher Obar (19938288)

"…Out of the activated biochars tested, those produced without catalyst at 600 °C using either 2M KOH or 2% H₃PO₄ at a ratio of 1:1 of SCG were found to be the most efficient adsorbents with a BET surface area greater than 340 m² .g^-1, zeta potential of more than -75 mV and fixed carbon of 65%. …"

Reduced graphene aerogels as energy efficient selective oil sorbents حسب Junaid Saleem (14670322)

"…The presence of H₂ significantly decreased the oxygen-containing functional groups in graphene aerogel. …"