@article{article, title  = {{Ultracompact, low-loss directional couplers on InP based on self-imaging by multimode interference}},

 publisher = {{AIP Publishing}},

 url = {{http://dx.doi.org/10.1063/1.106188 }},

 year = {{1991}},

 month = {{10}},

 author = {{Pennings ECM and Deri RJ and Scherer A and Bhat R and Hayes TR and Andreadakis NC and Smit MK and Soldano LB and Hawkins RJ}},

 doi = {{10.1063/1.106188}},

 volume = {{59}},

 journal = {{Applied Physics Letters}},

 issue = {{16}},

 pages = {{1926-1928}},

 note = {{Accessed on 2024/10/23}}}