Yiwu Research Institute of Fudan University 1 article published in JoVE Engineering Membraneless Hydrogen Peroxide Fuel Cells as a Promising Clean Energy Source Fenyang Zhu1, Guoxiang Chen1, Aleksei Kuzin1,2, Dmitry A. Gorin2, Brij Mohan3, Gaoshan Huang1, Yongfeng Mei1,4,5,6,7, Alexander A. Solovev1 1Department of Materials Science & State Key Laboratory of Molecular Engineering of Polymers, Fudan University, 2Center for Photonic Science and Engineering, Skolkovo Institute of Science and Technology, 3Centro de Quimica Estrutural, Institute of Molecular Sciences, Instituto Superior Tecnico, Universidade de Lisboa, 4Center for Biomedical Engineering, School of Information Science and Technology, Fudan University, 5International Institute of Intelligent Nanorobots and Nanosystems, Fudan University, 6Shanghai Frontiers Science Research Base of Intelligent Optoelectronics and Perception, Fudan University, 7Yiwu Research Institute of Fudan University This protocol introduces the design and evaluation of innovative three-dimensional electrodes for hydrogen peroxide fuel cells, utilizing Au-electroplated carbon fiber cloth and Ni-foam electrodes. The research findings highlight hydrogen peroxide's potential as a promising candidate for sustainable energy technologies.