Qiong Wu, Huifang Zhang, Qing Cao, Kai Wang, Chaoyue Li, Ying He, Yan Wang, Xuemei Su. Theoretical Analysis of Evanescent Mode Resonance Frequency in a T-Shaped Cavity of the Terahertz Parallel-Plate Metal Waveguide[J]. Laser & Optoelectronics Progress, 2020, 57(15): 152301
- Laser & Optoelectronics Progress
- Vol. 57, Issue 15, 152301 (2020)
![Schematic diagram of T-cavity terahertz parallel-plate waveguide[10]](/Images/highlights-null.jpg)
Fig. 1. Schematic diagram of T-cavity terahertz parallel-plate waveguide[10]
Fig. 2. Simulation results of the EFS method. (a) Power transmittance of TE2 evanescent resonance mode in T-cavity; (b) resonance electric field distribution
Fig. 3. Relationship between the results of the two methods in the low frequency terahertz region and w. (a) Variation curve of fr with w; (b) variation curve of δ with w
Fig. 4. Relationship between the results of the two methods in the low frequency terahertz region and b. (a) Variation curve of fr with b; (b) variation curve of δ with b
Fig. 5. Relationship between the results of the two methods in the medium frequency terahertz region and w. (a) Variation curve of fr with w; (b) variation curve of δ with w
Fig. 6. Relationship between the results of the two methods in the medium frequency terahertz region and b. (a) Variation curve of fr with b; (b) variation curve of δ with b
Fig. 7. Relationship between the results of the two methods in the high frequency terahertz region and w. (a) Variation curve of fr with w; (b) variation curve of δ with w
Fig. 8. Relationship between the results of the two methods in the high frequency terahertz region and b. (a) Variation curve of fr with b; (b) variation curve of δ with b
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