Probe for Interrogation of Battery Film Properties ID: 2013-019

A revolutionary method for non-destructive measurement of Li-ion battery electrode properties to enhance performance understanding and optimization.

Technology Overview

This technology introduces a novel micro-four-line probe designed to accurately measure the film conductivity of Li-ion battery electrodes. By addressing the limitations of traditional measurement techniques, this probe offers a more reliable and efficient method for assessing electrode properties. The approach involves controlling pressure to minimize damage and reduce sampling uncertainty, thereby allowing for consistent and non-destructive testing. Furthermore, the technology can be adapted to a micro-N-line probe for a broader analysis and includes a method for measuring ionic conductivity, opening new avenues for battery material characterization.

Key Advantages

• Non-destructive measurement of electrode properties
• Reduced sampling uncertainty through controlled pressure application
• Capability to measure both electronic and ionic conductivity
• Adaptable to micro-N-line probe for comprehensive analysis
• Potential for direct implementation in commercial battery production processes

Problems Addressed

• Lack of reliable methods for non-destructive electrode property measurement
• Difficulty in correlating fabrication parameters with battery performance
• Challenges in measuring ionic conductivity of thin films

Market Applications

• Battery manufacturing and quality control
• Research and development in battery materials and performance
• Commercial and industrial battery performance optimization

Additional Information

Technology ID: 2013-019
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Date Published: 13 May, 2025