Jianing Li, Chunshu Li, Zhaoyang Cheng, Wenyang Chen, Huan Luo, Yuyang Feng, Wenchao Jiang. Multi Mode Reconfigurable Terahertz Microstrip Antenna Based on Graphene[J]. Laser & Optoelectronics Progress, 2022, 59(3): 0316006
- Laser & Optoelectronics Progress
- Vol. 59, Issue 3, 0316006 (2022)
Fig. 1. Relationship between conductivity and frequency under different chemical potentials. (a) Relationship between the real part of conductivity and frequency; (b) relationship between the imaginary part of conductivity and frequency
Fig. 2. Relationship between bias voltage and chemical potential of graphene
Fig. 3. Geometric structure of the antenna. (a) Top view; (b) bottom view
Fig. 4. Echo parameters in switch mode
Fig. 5. Radiation pattern of the antenna in switch mode. (a) E side; (b) H side
Fig. 6. Current distribution on the back of the antenna. (a) state 2; (b) state 5
Fig. 7. Echo parameters in fine-tuning mode
Fig. 8. Radiation pattern of the antenna in fine-tuning mode. (a) E side; (b) H side
Fig. 9. Current distribution on the back of the antenna. (a) state 5.1; (b) state 5.2; (c) state 5.3; (d) state 5.4; (e) state 5.5
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Table 1. Size parameters of the antennaunit: μm
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Table 2. Mode of antenna switch
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Table 3. Performance parameters of antenna switch mode
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Table 4. Fine-tuning modes of graphene
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Table 5. Performance parameters of fine-tuning mode antenna
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