Application Article Center
Application Notes & Research Insights
Discover technical articles, application cases, and characterization methods for advanced battery development."
CATL Launches Shenxing PLUS – CATL LiFePO4 Battery Achieves 1000 KM Range with 4C Ultra-Fast Charging
At the 2024 China Auto Show, CATL released the world’s first 4C ultra-fast charging CATL lifepo4 battery with a range of more than 1,000 kilometers – Shenxing PLUS. Within 8 months...
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How Electrolyte Solvent and Lithium Salts Affect Battery Electrolyte Viscosity and Wettability
Abstract Battery electrolyte viscosity—the resistance of a liquid electrolyte to flow—is the primary physical parameter controlling capillary wettability of electrode sheets during lithium-ion cell manufacturing. Lower electrolyte viscosity accelerates infiltration...
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Analysis of Battery Cell Swelling and Swelling Force: Choosing Test Parameters for Reliable In-Situ Expansion Measurements
Abstract Cell swelling refers to the thickness expansion and internal force generation that a lithium battery cell exhibits during charge-discharge cycling, arising from electrode structural changes and gas generation from electrolyte...
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Analysis of Model Coin Cell Performance: Charge/Discharge Efficiency & Thickness Expansion
Abstract A model coin cell is a test-format battery cell designed to closely reproduce the coin cell voltage curve, coulombic efficiency, and thickness expansion behavior of finished cells, while allowing much...
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Silicon-based Anode Challenges & Practical Testing Solutions: A Guide for Battery R&D Teams
Abstract Silicon-based anodes face five principal barriers to commercialization: volume expansion reaching 300% during full lithiation, gas evolution during slurry processing, electrical conductivity approximately 108 times lower than carbon, initial...
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Expansion Decomposition and Comparison of Cathode and Anode Electrode for Lithium-ion Batteries
Abstract Graphite anode volume expansion during lithiation in lithium-ion batteries is typically 10–15% by thickness, while silicon-based anodes can undergo up to 300% volume expansion at full lithiation. Cathode materials expand in the opposite direction from what...
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Dynamic Hydrogen Bonding Binder with Self-Healing Capability Enables Development of High-Performance Silicon Anode Lithium-Ion Batteries
Abstract A silicon anode binder with dynamic, reversible cross-links can directly address the structural failure mode that limits silicon anodes: repeated particle fracture from ~300% volume expansion during lithiation. Researchers at Nanjing...
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Systematic Solution For Rapid Testing Separator Ion Conductivity
1. Abstract Accurate measurement of separator ion conductivity is essential for predicting cell rate capability, internal resistance, and overall safety. This application note describes a high-throughput, multi-channel workflow for ion...
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Study on The Correlation of Battery Resistance At Different Levels of Batteries
1. Preface The multiplier performance of the battery affects the speed and life of the battery charge and discharge. How to reduce the battery resistance and improve the multiplier performance...
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Model Coin Cell in-situ Swelling Test System
1. Preface Model coin cell battery is a kind of battery used by lithium researchers, it is composed of a single layer of positive and negative electrode and diaphragm, but...
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A Quasi-intercalation Reaction For Fast Sulfur Redox Kinetics In Solid-state Lithium-sulfur Battery
1. Article Abstract In 2022, Dr. Li Chuang’s team from the Tsinghua Shenzhen International Graduate School developed a novel solid-state lithium sulfur battery (Li-SPAN) employing a salt-in-polymer solid electrolyte. This innovative...
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Solid-state Electrolytes Testing Method for Electrochemical Properties
Abstract Solid-state electrolyte testing is the systematic evaluation of a solid electrolyte’s ionic conductivity, electronic conductivity, compaction density, and electrochemical stability under controlled mechanical pressure. Electrolyte measurement in this context requires stable, quantifiable...
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