Dynamically changeable terahertz metamaterial absorbers with intelligent switch and high sensitivity and wide and narrow band perfect absorption
Qian Zhao, Zao Yi, Liang Bian, Huan Liu, Hua Yang, Shubo Cheng, Gongfa Li, Liangcai Zeng, Hailiang Li, Pinghui Wu
Abstract
= 204 GHz per RIU. Our device possesses high sensitivity and two methods of adjusting absorption modes, which endow it with advantages in the fields of metamaterial absorbers, intelligent switch, and optical sensors.
Topics & Concepts
MetamaterialTerahertz radiationAbsorption (acoustics)Materials scienceMetamaterial absorberOptoelectronicsOpticsRefractive indexPlasmonSensitivity (control systems)Electric fieldNarrowbandTunable metamaterialsPhysicsElectronic engineeringQuantum mechanicsComposite materialEngineeringMetamaterials and Metasurfaces ApplicationsAdvanced Antenna and Metasurface TechnologiesAntenna Design and Analysis