Extantia invested in LeydenJar Technologies, a Dutch company developing pure silicon anodes for lithium-ion batteries using plasma-enhanced chemical vapour deposition (PECVD), enabling 50% more energy density.
DEC 23, 2025
LeydenJar Technologies develops and manufactures ultra-thin, pure silicon anodes for lithium-ion batteries
LeydenJar Technologies develops and manufactures ultra-thin, pure silicon anodes for lithium-ion batteries. Its patented PECVD-based manufacturing process enables higher energy density, faster charging, and lower production emissions, with applications in electric vehicles, consumer electronics, drones, and electric aviation.