Unlocking the effect of film thickness on the thermoelectric properties of thermally evaporated Cu<sub>2−<i>x</i></sub>Se thin films
Muhammad Irfan, Sajid Butt, Sumayya, Muhammad Waseem Akram, M. Saadullah, Muhammad Abdul Basit, Jahanzeb Ahmad, Muhammad Yasir, Huma Ozair
Abstract
The bulk-like thermoelectric efficiency ( ZT ≈ 1.2) in Cu 2− x Se thin films is aided by a simultaneous increase in the electrical conductivity and Seebeck coefficient as the film thickness increases.
Topics & Concepts
Thermoelectric effectMaterials scienceThin filmEngineering physicsChemical engineeringComposite materialNanotechnologyOptoelectronicsCondensed matter physicsThermodynamicsPhysicsEngineeringAdvanced Thermoelectric Materials and DevicesChalcogenide Semiconductor Thin FilmsOptical properties and cooling technologies in crystalline materials