Environmentally friendly thermoelectric sulphide Cu<sub>2</sub>ZnSnS<sub>4</sub> single crystals achieving a 1.6 dimensionless figure of merit <i>ZT</i>
Akira Nagaoka, Kenji Yoshino, Taizo Masuda, Taylor D. Sparks, Michael A. Scarpulla, Kensuke Nishioka
Abstract
A record high dimensionless figure of merit <italic>ZT</italic> = 1.6 has been achieved in totally environmentally benign Cu<sub>2</sub>ZnSnS<sub>4</sub> (CZTS) single crystal.
Topics & Concepts
Figure of meritDimensionless quantityCZTSThermoelectric effectEnvironmentally friendlyMaterials scienceSingle crystalCondensed matter physicsEngineering physicsOptoelectronicsCrystallographyPhysicsThermodynamicsChemistrySolar cellEcologyBiologyAdvanced Thermoelectric Materials and DevicesChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And Properties