Yun Shen, Tao Wang, Yun Wang, Xiaohua Deng, Juncheng Cao, Zhiyong Tan, Lin'er Zou, Guohong Dai. Broad-Band Polarization Characteristics on Transmission and Reflection of Metal Array Structures in Terahertz Region[J]. Acta Optica Sinica, 2018, 38(5): 0513001
- Acta Optica Sinica
- Vol. 38, Issue 5, 0513001 (2018)
Fig. 1. Schematic of metal array structure
Fig. 2. (a) Reflection spectrum lines and (b) transmission spectrum lines for TM/TE mode of metal array with and without Si substrate when the parameters of the array are Px=10 μm, ax=5 μm, Py=300 μm, and ay=250 μm
Fig. 3. (a) Reflection spectrum lines and (b) transmission spectrum lines for TM/TE mode of metal array with and without Si substrate when the parameters of the array are Px=20 μm, ax=10 μm, Py=300 μm, and ay=250 μm
Fig. 4. Optical micrograph and partial enlarged detail of the metal array with Px=10 μm and ax=5 μm
Fig. 5. Schematic of light path of measuring transmission spectrum lines and reflection spectrum lines
Fig. 6. Measured (a) reflection spectrum lines and (b) transmission spectrum lines when the parameters of metal array are Px=10 μm, ax=5 μm, and the thickness of Si substrate is 500 μm
Fig. 7. Measured (a) reflection spectrum lines and (b) transmission spectrum lines when the parameters of metal array are Px=20 μm, ax=10 μm, and the thickness of Si substrate is 500 μm
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