Li4 Nb2 S6

Li₄Nb₂S₆ is a lithium niobium sulfide compound classified as a semiconductor, belonging to the family of mixed-metal chalcogenides with potential ionic and electronic transport properties. This is primarily a research material under investigation for solid-state battery applications, particularly as a solid electrolyte or electrode material, where its lithium-ion conducting characteristics could enable higher energy density and improved safety compared to conventional liquid electrolyte batteries. The material represents an emerging class of sulfide-based solid electrolytes being explored to overcome dendrite formation and thermal stability challenges in next-generation energy storage systems.