Bipolar Electrochemistry - A Powerful Tool for Micro/Nano-Electrochemistry

Area of Science:

• Electrochemistry
• Micro/nanoscale science
• Bipolar electrochemistry (BPE)

Background:

• Classical electrochemistry and bio-electrochemistry focus on performance enhancements.
• Bipolar electrochemistry (BPE) has emerged as a novel electrochemical driving mode.
• BPE offers unique properties like wireless operation and gradient potential distribution.

Purpose of the Study:

• To introduce the principles and classification of BPE, particularly at the micro/nanoscale.
• To review the diverse applications of BPE in various fields.
• To discuss the potential of confined BPE and its analytical applications for single entities.

Main Methods:

• Review of existing literature on bipolar electrochemistry.
• Classification of BPE based on principles and scale.
• Summarization of BPE applications including catalysis, synthesis, and analysis.

Main Results:

• BPE enables wireless electrochemical sensing and high-throughput analysis.
• Gradient potential distribution on electrode surfaces is achievable with BPE.
• BPE is applicable for micro/nanoscale surface modification and analytical tasks.

Conclusions:

• BPE is a versatile technique with significant potential in micro/nanoscale science.
• Further research into confined BPE and single-entity analysis is warranted.
• BPE presents important future directions for electrochemical research and applications.