Avtar Singh

Avtar Singh is a Researcher III in Mechanical Engineering at the National Renewable Energy Laboratory's Center for Energy Conversion and Storage Systems. He holds a PhD in Mechanical Engineering from the Indian Institute of Technology Roorkee.

His research focuses on enhancing safety and performance of next-generation batteries including lithium-ion, sodium-ion, potassium-ion, and solid-state systems through microstructure characterization, material property analysis, and multiphysics modeling. Key interests include:

• Microstructure characterization and reconstruction
• Thermal/mechanical property analysis
• Fracture mechanics and chemo-mechanical modeling
• Physics-based aging models for fast-charging scenarios
• Optimization of ion insertion/extraction processes

His recent publications (2024-2025) demonstrate strong focus on silicon anode innovations, nanoparticle engineering for lithium-ion batteries, solid-state systems, and cobalt-free cathodes. Research consistently addresses fundamental material challenges in energy storage through experimental characterization and computational modeling.

Awards:

• NREL Director's Award (2023)