%0 Journal Article %T FIR quantum cascade lasers at λ>20 μm and THz emitters at λ=80 μm %A Colombelli, R. %J Phys. E: Low-dimensional Systems and Nanostructures %D 2002 %V 13 %N 2-4 %@ 1386-9477 %F Colombelli2002 %O exported from refbase (https://db.rplab.ru/refbase/show.php?record=483), last updated on Mon, 24 May 2021 14:31:31 -0500 %R 10.1016/S1386-9477(02)00218-7 %U http://linkinghub.elsevier.com/retrieve/pii/S1386947702002187 %U https://doi.org/10.1016/S1386-9477(02)00218-7 %P 848-853