The Impact of PAA Binder on the Conductivity and Compression Performance of Silicon-Based Anodes
Abstract A PAA binder (poly(acrylic acid)) outperforms conventional CMC/SBR binder in silicon-carbon (Si/C) anode electrodes…
-
iestinstrument
Blog
Quantifying and Analyzing 4680 Cylindrical Cell Expansion: An In-situ Study
1. The 4680 Format: Promise and the Expansion Challenge The 4680 cylindrical cell, championed by…
eTransportation: IEST SWE2100 Enables the Inhomogeneous Degradation Mechanisms in LiFePO4/Graphite Pouch Cells Under Coupled Thermal and Electrical Stress
Abstract Under coupled high-temperature and over-discharge (HO) conditions, commercial LiFePO4 Graphite Pouch Cells undergo severe nonlinear degradation…
How to Efficiently Screen Silicon-Based Anode Materials Using Expansion Thickness Measurement
1. The Challenge: Managing Volume Expansion in High-Energy Anodes In the race for higher energy…
How Battery Manufacturing Humidity Affects Electrode Sheet Resistance in Lithium-ion Batteries
Abstract Electrode sheet resistance is a critical parameter that determines a cell’s internal resistance, rate capability,…
How to Rapidly Evaluate Low Temperature Electrolyte Performance for Lithium-ion Batteries
1. Abstract This article presents a faster, more efficient method for screening low temperature electrolyte…
Accurate LFP Compaction Density Testing: A Guide for Compliance and Performance Optimization
Abstract LFP compaction density testing measures how densely lithium iron phosphate (LFP) powder packs under…
Analysis of Electrode Sheet AB Side Resistance: Measuring Surface Resistance to Assess Coating Uniformity
1. Introduction: The Critical Role of Electrode Coating Uniformity Electrode foil surfaces — commonly referred…
A Multi-Scale Analysis of Thermal–Overdischarge Coupling Aging in LFP Batteries
Abstract LFP batteries subjected to combined high-temperature and deep-overdischarge stress exhibit an aging mechanism with three distinct stages…
IEST SEMS Characterization Solutions Enable Groundbreaking Research: Pressure-Free Silicon-based Anode Achieves 1000 Stable Cycles in All-Solid-State Batteries
Abstract A sSilicon-based anode all-solid-state battery (ASSB) operating without external pressure has been demonstrated for…
