Transforming Biochar Into Activated Carbon
South Dakota State UniversityIt’s about transforming corn stover, dried distillers grain solids and even native grasses into a product more than 1,000 times more valuable—graphene. Assistant professor Zhengrong Gu of the South Dakota State University agricultural and biosystems engineering department is converting biochar into graphene which he hopes can one day be used in place of expensive, activated carbon to coat the electrodes of supercapacitors.