K1 Nb2 Se1

K₁Nb₂Se₁ is a ternary layered semiconductor compound combining potassium, niobium, and selenium—a material family of emerging interest in solid-state chemistry and condensed matter physics. This compound belongs to the class of transition-metal chalcogenides and is primarily investigated in research contexts for potential applications in optoelectronics, energy storage, and quantum materials, though it remains largely in the experimental stage without significant industrial deployment. The layered structure typical of niobium chalcogenides offers promise for tunable electronic properties and phase engineering, making it of interest to researchers exploring novel semiconductors beyond conventional silicon and III–V materials.