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[23] [23] Setti V, Vincetti L, Argyros A. Flexible tube lattice fibers for terahertz applications. Optics Express, 2013, 21(3): 3388–3399 === Botao Deng received the B.S. degree from Huazhong University of Science and Technology, China in 2020. Now he is working toward his M.S. degree in Huazhong University of Science and Technology and his research interests include optical communication and fiber sensing.