Cover Feature: Fabrication of Structured Nickel Electrodes With Tailored Wettability and Enhanced Electrochemical Active Surface Area for Alkaline Water Electrolysis Using Direct Laser Interference Patterning (Small Struct. 1/2026)

Key Points

• Enhanced electrochemical active surface area improves gas evolution reactions, notably hydrogen evolution.
• The unique technique employs laser interference patterning to create micro/nanostructures on electrode materials.
• Fabricated nickel electrodes exhibited significantly modified wettability, promoting more effective reactions.
• The findings indicate potential for more efficient energy conversion through advanced electrode design methodologies.