Eco-friendly lead-free halide double perovskites A<sub>2</sub>CuMCl<sub>6</sub> (A = K, Rb; M = Sb, Bi): stability, thermoelectric, and optoelectronic advancements through theoretical insights
Mudasir Younis Sofi, Mohd. Shahid Khan, M. Ajmal Khan, M. Ajmal Khan, M. Ajmal Khan
Abstract
Lead-free halide A 2 CuMCl 6 (A = K, Rb; M = Sb, Bi) are analyzed for stability, thermoelectric, and optoelectronic properties. Band gaps of 1.24–1.53 eV and high zT values (≈1.05–1.00) demonstrate their potential for renewable energy and optoelectronic applications.
Topics & Concepts
HalideMaterials scienceThermoelectric effectOptoelectronicsEnvironmentally friendlyLead (geology)Thermal stabilityThermoelectric materialsInorganic chemistryChemical engineeringThermodynamicsThermal conductivityPhysicsComposite materialChemistryBiologyGeomorphologyEngineeringEcologyGeologyPerovskite Materials and ApplicationsThermal Expansion and Ionic ConductivityOptical properties and cooling technologies in crystalline materials