Speak To Analyst Global Metamaterials Market Size, Share & Trends Analysis Report by Type (Terahertz, Tunable, Electromagnetic, FSS, and others), By Application (Antenna & Radar, Cloaking Devices, Light & Sound Filtering, Sensors, Superlens, and Others), End-User(Telecommunication, Aerospace & Defense, Electronics, Healthcare and Forecast 2019-2025