1. J. F. Federici, B. Schulkin, F. Huang, D. Gary, R. Barat, F. Oliveira, and D. Zimdars, Thz imaging and sensing for security applications—explosives, weapons and drugs, Semiconductor Science and Technology, vol. 20, pp. S266–S280 (2005).
2. K. Cooper, R. Dengler, N. Llombart, B. Thomas, G. Chattopadhyay, and P. Siegel, THz imaging radar for standoff personnel screening, IEEE Transactions on Terahertz Science and Technology, vol. 1, pp. 169–182 (2011).
3. Z. Chen, X. Ma, B. Zhang, Y. Zhang, Z. Niu, N. Kuang, W. Chen, L. Li, and S. Li, A survey on terahertz communications, China Communications, pp. 1–35 (2019).
4. M. Tanaka, H. Hirori, and M. Nagai, THz nonlinear spectroscopy of solids, IEEE Transactions on Terahertz Science and Technology, vol. 1, pp. 301–312 (2011).
5. P. Doradla, C. Joseph, and R. H. Giles, Terahertz endoscopic imaging for colorectal cancer detection: current status and future perspectives, World Journal of Gastrointestinal Endoscopy, vol. 08, pp. 7–19 (2017).