Rapid oxidation produces a colored oxide layer on the surface of copper wire while maintaining high conductivity

Key Points

• The colored oxide layer maintains high conductivity, indicating a unique combination of durability and electrical performance.
• A significant increase in surface oxidation was observed, changing copper wires' appearance while preserving their function.
• Using surface treatment techniques, changes in the oxide layer were analyzed for impact on electrical properties and aesthetics.
• This process highlights the potential for improved material properties with rapid oxidation characteristics.