Original ResearchPublished 12 October 2026High-volumetric-capacitance graphene supercapacitors via DEGDE-mediated GO clay processJiawen Wu · Dingtao Cheng · Qiuyan Li · Zhihong Wang · Zhou Li · Yuanyuan Li · Yingru LiFrontiers in Chemistrydoi 10.3389/fchem.2026.1966349