Ultramicroelectrodes fabrication guidelines for multifunctional scanning electrochemical microscopy

Key Points

• The aim is to provide a scalable and effective protocol for creating high-performance ultramicroelectrodes for use in scanning electrochemical microscopy.
• Developed a fabrication protocol for metal disk ultramicroelectrodes.
• Used a bee-tail shaped nanopipette template for precise geometry control.
• Assessed electrochemical performance under various conditions.
• Successfully fabricated ultramicroelectrodes with controlled dimensions and enhanced performance.
• Showed improvements in sensitivity and resolution in scanning electrochemical microscopy applications.