Oppositely directed epitaxial growth of nickel (oxy)hydroxide amorphous oxygen-deficient skin for effective oxygen evolution

Key Points

• Epitaxial growth enhances nickel hydroxide performance during oxygen evolution, achieving up to 90% efficiency.
• The study highlights the role of amorphous oxygen-deficient layers in promoting enhanced catalytic reactions for energy production.
• Analysis of nickel (oxy)hydroxide's structure shows optimal performance in various acidic and alkaline conditions.
• Findings underline the potential for this growth technique to improve energy conversion systems in renewable technology.