@inproceedings{inproceedings, title = {{ULTRA-COMPACT, LOW-LOSS DIRECTIONAL COUPLER STRUCTURES ON INP FOR MONOLITHIC INTEGRATION}}, url = {{}}, year = {{1991}}, month = {{1}}, author = {{PENNINGS ECM and DERI RJ and SCHERER A and BHAT R and HAYES TR and ANDREADAKIS N and SMIT MK and HAWKINS RJ}}, journal = {{IOOC-ECOC 91, PTS 1-4}}, pages = {{405-408}}, note = {{Accessed on 2025/04/26}}}