Suppressing hydrogen evolution and eliminating sulfation in lead-carbon batteries via potential-matching g-C3N4@rGO nanosheets

• Published in: Chemical engineering journal (Lausanne, Switzerland : 1996) Vol. 474; p. 145880
• Main Authors: Tao, Daiwen, Liu, Xiong, Huang, Simiao, Li, Zeming, Yang, Hui, Wang, Jinyu, Zhang, Qilong
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 15.10.2023
• Subjects: Electrical double-layer capacitors; g-C3N4@rGO; Lead-carbon battery; Sulfation; Suppressing hydrogen evolution; g-C3N4@rGO; Electrical double-layer capacitors; Lead-carbon battery; Suppressing hydrogen evolution; Sulfation

[Display omitted] •The lower limit of working potential of rGO was extended from −0.3 to −0.9 V by g-C3N4 modification.•The potential mechanisms for suppressed-HER and increased-capacitance were elucidated.•The link between the EDLCs and HER was established through two micro kinetic processes.•The l...