Porous 3D columnar-sphere of NiO nanomaterials synthesized for supercapacitors via hydrothermal route: impact of thiourea concentration

Abstract

Charge storage using Th–NiO (thiourea–nickel oxide) nanomaterials in hybrid supercapacitors is an exciting and promising avenue of research in the field of energy storage.

3D marigold flowers of copper–nickel oxide composite materials as a positive electrode for high-performance hybrid supercapacitors

“…The urea (CO(NH 2 ) 2 ) acts as a morphologically controlled agent. 20 Ammonium hydroxide plays a vital role in various chemical processes, particularly in maintaining the pH balance of precursor solutions. Moreover, ammonium hydroxide aids in the formation of complex ions critical for intricate reaction mechanisms, enhancing the efficiency and yield of the overall process.…”