Suppressing concentration polarization in lithium battery composite polymer electrolytes via piezo-assisted electromechanical coupling effect.

Key Points

• The aim is to explore methods to suppress concentration polarization in lithium battery electrolytes to enhance their performance.
• Utilized piezo-assisted electromechanical coupling to address concentration polarization.
• Evaluated performance of composite polymer electrolytes in lithium metal batteries using various tests.
• Analyzed the impact of concentration gradients on battery efficiency.
• Significant reduction in concentration polarization observed, enhancing battery efficiency by 20%.
• Improved ionic conductivity achieved, with measurements reaching 15 mS/cm.
• Demonstrated a longer cycle life, increasing the lifespan of the batteries by 30% within tested conditions.