Enhanced far-field coherent thermal emission using mid-infrared bilayer metasurfaces
Sichao Li, Robert E. Simpson, Sunmi Shin
Abstract
at mid-IR frequencies. This study directly probes the far-field emission with a thermal gradient stimulated by Joule heating in temperature ranges from 100 to 400 K, which bridges the gap between mid-IR optics and thermal engineering.
Topics & Concepts
Thermal radiationThermalMaterials scienceHeat transferBlack-body radiationIncandescent light bulbPhononInfraredJoule heatingOptoelectronicsNear and far fieldDielectricOpticsCondensed matter physicsPhysicsRadiationThermodynamicsComposite materialThermal Radiation and Cooling TechnologiesMetamaterials and Metasurfaces ApplicationsPlasmonic and Surface Plasmon Research