Tunable ultra-wideband terahertz filter based on three-dimensional arrays of H-shaped plasmonic crystalsTunable ultra-wideband terahertz filter based on three-dimensional arrays of H-shaped plasmonic crystalsTunable ultra-wideband terahertz filter based on three-dimensional arrays of H-shaped plasmonic crystals
( Institute of Laser and Opto-electronics, Key Laboratory of Optoelectronic Information Science and Technology, College of Precision Instrument and Opto-electronics Engineering, Tianjin University, Tianjin 300072, China)