Subwavelength Diffractive Optical Elements for Generation of Terahertz Coherent Beams with Pre-Given Polarization State. - Vladimir Pavelyev; Svetlana Khonina; Sergey Degtyarev; Konstantin Tukmakov; Anton Reshetnikov; Vasily Gerasimov; Natalya Osintseva; Boris Knyazev (Sensors, 2023)