Silica Planar Lightwave Circuit Based Integrated 1 $\times$ 4 Polarization Beam Splitter Module for Free-Space BB84 Quantum Key Distribution

by Joong-Seon Choe, Heasin Ko, Byung-Seok Choi, Kap-Joong Kim, Chun Ju Youn
Published 2018-01-01