Polymer waveguides for THz QCL radiation delivery and filteringMaxim Nazarov, A. Shilov, Z. Margushev, K. Bzheumikhov, I. Ozheredov, A. Angeluts, A. Sotsky and A. ShkurinovEPJ Web Conf., 195 (2018) 04005DOI: https://doi.org/10.1051/epjconf/201819504005