Beyond Density: Characterizing Open and Closed Cell Content in Rigid Foams
Abstract: Ethylene–vinyl acetate (EVA) and expanded polyethylene (EPE) foams are widely utilized in packaging, thermalinsulation, and acoustic applications due to their favorable mechanical and physical properties. In addition to visual and structuralcharacteristics, the ratio of open and clos...
Application of Laser Particle Size Analyzer in Lithium Battery Cathode Materials
In order to achieve high energy storage, stability and safety performance, it is necessary to strictly control the particle size distributions of lithium battery cathode materials. Therefore, it is important for battery manufacturers to measure the particle size distribution of electrode materials q...
Evaluating Water-Soluble Chitosan Molecular Weight with the BeSEC
Abstract: Chitosan molecular weight plays a critical role in determining its functional performance across food, pharmaceutical, and environmental applications. In this study, size-exclusion chromatography coupled with static light scattering and refractive index detection was used to evaluate the a...