Application Article Center
Application Notes & Research Insights
Discover technical articles, application cases, and characterization methods for advanced battery development."
Rate-Dependent Failure Behavior Regulation of LiFePO4 Cathode via Functional Interface Engineering
1. Article Information Title: Rate-Dependent Failure Behavior Regulation of LiFePO4 Cathode via Functional Interface Engineering First Author: Rui Tang Corresponding Authors: Jinyang Dong*, Yuefeng Su*, Lai Chen* Affiliations: Beijing Institute...
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Want Megawatt Flash Charging? Electrode Tortuosity Parameter Might Be Crucial
1. Introduction Recently, BYD’s “Megawatt Flash Charging” technology has attracted significant attention in the lithium battery field. Its “5-minute charge for 800-mile range” oil-electric equivalent technology is as strategic as...
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How Does Conductive Additives Content Affect Lithium Battery Performance? Experimental Data Reveals the Optimal Ratio!
Abstract Conductive additive content in a lithium battery electrode has an optimal range rather than a “more is better” relationship: too little additive leaves electron pathways broken, while too much...
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BYD’s Super e-Platform: A Technical Leap in Ultra-Fast EV Charging and Performance
1. Introduction The electric vehicle industry has reached a pivotal moment with BYD‘s introduction of the Super e-Platform. This integrated architecture represents a significant technological leap, moving beyond incremental improvements...
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Exhibition Review | IEST Shines at 42nd Florida International Battery Seminar with Groundbreaking Testing Solutions
1. A Global Gathering for Battery Innovation From March 17-20, 2025, the global energy industry converged at the Loews Royal Pacific Resort in Orlando, Florida, for the 42nd Florida International Battery...
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Tesla 4680 Battery VS. BYD Blade Battery: Study Reveals Different Battery Cell Technologies
Abstract The Tesla 4680 battery cell achieves a gravimetric energy density of 241 Wh/kg and a volumetric energy density of 643.3 Wh/L, using NCM811 cathode chemistry in a tabless cylindrical format (46 mm × 80...
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New Tool for Coin Cell Assembly: Automatic Coin Cell Assembly System Boosts New Energy R&D
1. Introduction In the rapidly evolving new energy sector, continuous development of novel materials necessitates comprehensive testing. Beyond routine physicochemical characterization (particle size, BET, XRD, SEM, etc.), preliminary electrochemical performance...
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Oxide Solid Electrolyte Evaluation: High-Throughput Ionic Conductivity & Semi-Solid Battery Testing Solutions
1. Abstract Oxide solid electrolytes are a leading candidate for high-energy, high-safety next-generation batteries. This article presents IEST’s practical solutions for rapid, reliable oxide solid electrolyte characterization — from pellet...
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Understanding Single-Particle Mechanical Properties: Compression and Crushing Behavior of Hollow Spheres
1. Background With the continuous development of science and technology, research in the field of materials science is becoming increasingly in-depth. Among them, hollow sphere materials have shown broad application...
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Entering Electrochemistry | EIS Diagnostic Testing for Lithium Battery Failure Analysis
Abstract Battery failure analysis using EIS (electrochemical impedance spectroscopy) testing is a non-destructive method that identifies lithium-ion battery degradation modes — including SEI layer thickening, charge transfer resistance increase, lithium dendrite...
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Impact of Pressure on Separator Ionic Conductivity in Lithium-Ion Batteries
Abstract Separator ionic conductivity (symbol \(\sigma\), unit S/cm) quantifies how readily Li\(^+\) ions transport through a battery separator — a key determinant of cell power and rate capability. The ionic...
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Polystyrene Microspheres: Single-Particle Compression Properties and Particle Morphology
1. Background Polystyrene microspheres (PS microspheres) represent a significant research focus in polymer science due to their unique physicochemical properties, which make them highly suitable for a variety of applications...
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