Welcome to ATOMFAIR’s Battery Research and Science Hub. This curated educational repository delivers deep-tech insights, peer-reviewed analysis, and fundamental science guides on next-generation energy storage. Explore the core principles driving advanced lithium-ion battery innovations, solid-state engineering, and sodium-ion electrochemistry. From benchmarking high-capacity LIB chemistries to pioneering alternative cell architectures, our guides are designed to accelerate modern laboratory R&D.
Three-Electrode Coin Cells: A Game-Changer for Evaluating Electrode Impedance
Three-Electrode Coin Cells serve as an invaluable tool for assessing the electrochemical properties of electrode sheets and battery layers, particularly in terms of electrode potential response and impedance contribution. This article focuses on using lithium titanate (Li₄Ti₅O₁₂) as the reference electrode, evaluating impedance characteristics across different State of Charge (DOD) ranges, and comparing three-electrode coin…
Oversized Negative Electrode: Hidden Risks for Lithium-Ion Battery Performance
Oversized Negative Electrode is a critical design factor in lithium-ion batteries, as the alignment accuracy between positive and negative electrodes directly influences electrochemical performance. While an oversized negative electrode increases tolerance for electrode alignment, it introduces unexpected challenges during charge-discharge cycles. This article systematically explores the effects of an oversized negative electrode on specific capacity…
Battery Cycle “V-Shaped” Decay: Unraveling Lithium-Ion Aging Mechanisms
Battery Cycle “V-Shaped” Decay is a pivotal phenomenon in lithium-ion battery aging, revealing how performance degrades under varying conditions. This article analyzes aging in commercial 2170 cylindrical cells and lab-built pouch cells, evaluating how core aging mechanisms shift with charge-discharge rates, temperature, cell parameters, and State of Health (SOH). Additionally, it estimates the End of…