FIB-SEM: Emerging Multimodal/Multiscale Characterization Techniques for Advanced Battery Development

Area of Science:

• Materials Science
• Electrochemistry
• Analytical Chemistry

Background:

• Battery technology advancement requires understanding processes across multiple scales.
• Focused Ion Beam-Scanning Electron Microscopy (FIB-SEM) is vital for high-resolution battery research.
• FIB-SEM allows analysis from macroscopic to nanoscale features.

Purpose of the Study:

• To review the fundamentals and applications of FIB-SEM in battery research.
• To explore FIB-SEM characterization of cathode, anode, and solid-state battery materials.
• To highlight emerging FIB-SEM applications and AI integration for material characterization.

Main Methods:

• Introduction to FIB-SEM instrumentation and beam-matter interaction.
• Application review of FIB-SEM for rechargeable and solid-state batteries.
• Discussion of analytical techniques (EDS, EBSD, SIMS) for detailed insights.

Main Results:

• FIB-SEM provides detailed morphological, crystallographic, and chemical insights into battery materials.
• Emerging applications include sample integrity workflows, in-operando characterization, and correlative microscopy.
• AI integration enhances data analysis and predictive modeling for material characterization.

Conclusions:

• FIB-SEM facilitates comprehensive multimodal and multiscale analysis of battery materials.
• This technique is poised to significantly advance battery material understanding and development.
• FIB-SEM is key to future innovations in high-performance battery technology.