University of Queensland students are investigating a process that uses waste biomass – crushed sugarcane stalks and leaf – to produce hydrogen for under $3 per kilogram.
Professor Damien Batstone said any carbon dioxide produced during the process is captured, making it carbon negative.
“150 students in 36 teams are analysing both thermal gasification, and the more cutting-edge ‘supercritical hydrothermal gasification’ method,” Batstone said.
“The new approach looks promising, with the cost as low as one third that of the current options.”
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