The Atomfair Silicon/Carbon (Si/C) Anode Electrode delivers a high specific capacity of 1350 mAh/g with a fixed compaction density of 1.0 g/cc, ultra-thin 6μm copper foil current collector, and optimized 11 mg/cm² double-side areal density at 90.2% active material ratio. Each pack contains 5 pre-cut electrodes, ensuring consistency and convenience for experimental use. Engineered for minimal volume expansion and extended cycling performance, this electrode is ideal for high-energy-density lithium-ion battery research and development.