1. Lu, X. Y., C. R. Chappidi, X. Wu, and K. Sengupta, "Antenna preprocessing and element-pattern shaping for multi-band mmwave arrays: Multi-port receivers and antennas," IEEE Journal of Solid-state Circuits, Vol. 55, No. 6, 1455-1470, 2020.
2. Zhang, J. Y., E. Bjornson, M. Matthaiou, D. W. K. Ng, H. Yang, and D. J. Love, "Prospective multiple antenna technologies for beyond 5G," IEEE Journal on Selected Areas in Communications, Vol. 38, No. 8, 1637-1660, 2020.
doi:10.1109/JSAC.2020.3000826
3. Ban, Y. L., C. Li, C. Y. D. Sim, G. Wu, and K. L. Wong, "4G/5G multiple antennas for future multi-mode smartphone applications," IEEE Access, No. 4, 2981-2988, 2016.
doi:10.1109/ACCESS.2016.2582786
4. Abdelghani, A. M., N. F. F. Areed, M. F. O. Hameed, M. A. H. Hindy, and S. S. A. Obayya, "Design of UWB antenna using reconfigurable optical router," Optical and Quantum Electronics, Vol. 47, No. 8, 2675-2688, 2015.
doi:10.1007/s11082-015-0151-0
5. Anguera, J., A. Andujar, S. Benavente, J. Jayasinghe, and S. Kahng, "High-directivity microstrip antenna with Mandelbrot fractal boundary," IET Microwaves Antennas & Propagation, Vol. 12, No. 4, 569-575, 2018.
doi:10.1049/iet-map.2017.0649
6. Wang, S. Q., F. M. Kong, K. Li, and L. G. Du, "A planar triple-band monopole antenna loaded with an arc-shaped defected ground plane for WLAN/WiMAX applications," International Journal of Microwave and Wireless Technologies, Vol. 13, No. 4, 381-389, 2021.
doi:10.1017/S1759078720001099
7. Dwivedi, A. K., A. Sharma, A. K. Pandey, and V. Singh, "Two port circularly polarized MIMO antenna design and investigation for 5G communication systems," Wireless Personal Communications, Vol. 120, No. 3, 2085-2099, 2021.
doi:10.1007/s11277-021-08461-9
8. Das, G., A. Sharma, and R. K. Gangwar, "Dielectric resonator-based two-element MIMO antenna system with dual band characteristics," IET Microwaves Antennas & Propagation, Vol. 12, No. 5, 734-741, 2018.
doi:10.1049/iet-map.2017.0744
9. Bharti, G., D. Kumar, A. K. Gautam, and A. Sharma, "Two-port ring-shaped dielectric resonator-based diversity radiator with dual-band and dual-polarized features," Microwave and Optical Technology Letters, Vol. 62, No. 2, 581-588, 2020.
doi:10.1002/mop.32053
10. Saxena, S., B. K. Kanaujia, S. Dwari, S. Kumar, and R. Tiwari, "MIMO antenna with built-in circular shaped isolator for sub-6 GHz 5G applications," Electronics Letters, Vol. 54, No. 8, 478-479, 2018.
doi:10.1049/el.2017.4514
11. Kumari, T., G. Das, A. Sharma, and R. K. Gangwar, "Design approach for dual element hybrid MIMO antenna arrangement for wideband applications," International Journal of RF and Microwave Computer-Aided Engineering, Vol. 29, No. 1, 1-10, 2019.
doi:10.1002/mmce.21486
12. Parchin, N. O., Y. I. A. Al-Yasir, A. H. Ali, I. Elfergani, J. M. Noras, R. A. Abd-AlhameedJ. Rodriguez, and , "Eight-element dual-polarized MIMO slot antenna system for 5G smartphone applications," IEEE Access, Vol. 7, 15612-15622, 2019.
doi:10.1109/ACCESS.2019.2893112
13. Li, H. P., G. M. Wang, X. J. Gao, J. G. Liang, and H. S. Hou, "An X/Ku-band focusing anisotropic metasurface for low cross-polarization lens antenna application," Progress In Electromagnetics Research, Vol. 159, 79-91, 2017.
doi:10.2528/PIER17032807
14. Minatti, G., E. Martini, and D. Maci, "Efficiency of metasurface antennas," IEEE Transactions on Antennas and Propagation, Vol. 65, No. 4, 1532-1541, 2017.
doi:10.1109/TAP.2017.2669728
15. Lin, F. H. and Z. N. Chen, "A method of suppressing higher order modes for improving radiation performance of metasurface multiport antennas using characteristic mode analysis," IEEE Transactions on Antennas and Propagation, Vol. 66, No. 4, 1894-1902, 2018.
doi:10.1109/TAP.2018.2806401
16. Liu, S. H., D. Q. Yang, Y. P. Chen, K. Sun, X. K. Zhang, and Y. Xiang, "Design of single-layer broadband omnidirectional metasurface antenna under single mode resonance," IEEE Transactions on Antennas and Propagation, Vol. 69, No. 10, 6947-6952, 2021.
doi:10.1109/TAP.2021.3076262
17. Li, H. P., G. M. Wang, J. G. Liang, and X. J. Gao, "Wideband multifunctional metasurface for polarization conversion and gain enhancement," Progress In Electromagnetics Research, Vol. 155, 115-125, 2016.
doi:10.2528/PIER16012011
18. Li, T. and Z. N. Chen, "Metasurface-based shared-aperture 5G S-/K-band antenna using characteristic modes analysis," IEEE Transactions on Antennas and Propagation, Vol. 66, No. 12, 6742-6750, 2018.
doi:10.1109/TAP.2018.2869220
19. Liu, S. H., D. Q. Yang, and J. Pan, "A low-profile broadband dual-circularly-polarized metasurface antenna," IEEE Antennas and Wireless Propagation Letters, Vol. 18, No. 7, 1395-1399, 2019.
doi:10.1109/LAWP.2019.2917758
20. Yan, X., Y. Liu, and S. X. Gong, "Design of a wideband omnidirectional antenna with characteristic mode analysis," IEEE Antennas and Wireless Propagation Letters, Vol. 17, No. 6, 993-997, 2018.
doi:10.1109/LAWP.2018.2833962
21. Li, T. and Z. N. Chen, "A dual-band metasurface antenna using characteristic mode analysis," IEEE Transactions on Antennas and Propagation, Vol. 66, No. 10, 5620-5624, 2018.
doi:10.1109/TAP.2018.2860121
22. Gao, X., G. W. Tian, Z. Y. Shou, and S. M. Li, "A low-profile broadband circularly polarized patch antenna based on characteristic mode analysis," IEEE Antennas and Wireless Propagation Letters, Vol. 20, No. 2, 214-218, 2021.
doi:10.1109/LAWP.2020.3044320
23. Lin, F. H. and Z. N. Chen, "Low-profile wideband metasurface antennas using characteristic mode analysis," IEEE Transactions on Antennas and Propagation, Vol. 65, No. 4, 1706-1713, 2017.
doi:10.1109/TAP.2017.2671036
24. Gao, G. P., R. F. Zhang, W. F. Geng, H. J. Meng, and B. Hu, "Characteristic mode analysis of a nonuniform metasurface antenna for wearable applications," IEEE Antennas and Wireless Propagation Letters, Vol. 19, No. 8, 1355-1359, 2020.
doi:10.1109/LAWP.2020.3001049
25. Wang, K., W. Shao, X. Ding, B. Z. Wang, and B. J. Jiang, "Design of high-gain metasurface antenna based on characteristic mode analysis," IEEE Antennas and Wireless Propagation Letters, Vol. 21, No. 4, 661-665, 2022.
doi:10.1109/LAWP.2022.3140326
26. Liu, C., L. Wang, X. Chen, A. Politano, D. Wei, G. Chen, W. Tang, W. Lu, and A. Tredicucci, "Room-temperature high-gain long-wavelength photodetector via optical-electrical controlling of hot carriers in graphene," Adv. Opt. Mater., Vol. 6, 1800836, 2018.
doi:10.1002/adom.201800836
27. Xu, H., C. Guo, J. Zhang, W. Guo, W. Hu, L. Wang, G. Chen, X. Chen, and W. Lu, "PtTe2-based Type-II dirac semimetal and its van der Waals heterostructure for sensitive room temperature terahertz photodetection," Small, Vol. 15, 1903362, 2019.
doi:10.1002/smll.201903362