Ikirangantego cya karubone gifite amateka maremare. Graphite ni isoform yibintu bya karubone. Mu 1971, Reta zunzubumwe zamerika zize neza uburyo bwo gufunga ibintu bya grafite byoroshye, byakemuye kumeneka kwingufu za atome. Nyuma yo gutunganywa byimbitse, igishushanyo mbonera gihinduka ibikoresho byiza byo gufunga, bikozwe mubidodo bitandukanye bya karubone hamwe ningaruka zo gufunga ibice. Ikirangantego cya karubone gikoreshwa mu miti, peteroli, inganda zikoresha amashanyarazi nka kashe yo hejuru yubushyuhe.
Kuberako igishushanyo cyoroshye gikozwe no kwaguka kwagutse nyuma yubushyuhe bwo hejuru, ubwinshi bwibintu bisigaye bisigaye muri fagitire yoroheje ni bike cyane, ariko ntabwo byuzuye, bityo kubaho no guhimba kwa intercalation bigira ingaruka zikomeye kumiterere no mubikorwa byibicuruzwa.
