Synthesis of a flower-like Co-doped Ni(OH) 2 composite for high-performance supercapacitors

Flower-like architectures of a Co-doped Ni(OH) 2 composite were prepared using Ni(NO 3 ) 2 ·6H 2 O, Co(NO 3 ) 2 ·6H 2 O and CO(NH 2 ) 2 as raw materials via a hydrothermal process.