US 12,444,547 B1
Nanocomposite supercapacitors for energy storage
Mohamed Khairy Abdel Fattah Omran, Riyadh (SA); and Babiker Yagoub Elhadi Abdulkhair, Riyadh (SA)
Assigned to IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY, Riyadh (SA)
Filed by IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY, Riyadh (SA)
Filed on Mar. 6, 2025, as Appl. No. 19/072,664.
Int. Cl. H01G 11/32 (2013.01); C01B 32/20 (2017.01); C01F 7/78 (2022.01); C01G 45/12 (2025.01); H02J 7/34 (2006.01)
CPC H01G 11/32 (2013.01) [C01B 32/20 (2017.08); C01F 7/78 (2022.01); C01G 45/12 (2013.01); H02J 7/345 (2013.01); C01P 2002/01 (2013.01); C01P 2002/32 (2013.01); C01P 2002/70 (2013.01); C01P 2006/12 (2013.01); H02J 2207/50 (2020.01)] 19 Claims
OG exemplary drawing
 
1. A method of storing electrical charge, the method comprising:
charging a capacitor, comprising an anode and/or a cathode layer comprising a nanocomposite comprising graphitic C3N4, MnO2, and MgAl2O4 in a mass relationship to each other in a range of from 5 to 15:2 to 7:75 to 95, with alternating current at a frequency in a range of from 1 to 12 MHz.