@inproceedings { SPIEeuro2012_wei, title = {Integrated silicon contradirectional couplers: modeling and experiment}, journal = {SPIE Photonics Europe}, year = {2012}, month = {04/2012}, pages = {8424-82}, address = {Brussels, Belgium}, author = {Wei Shi and Xu Wang and Han Yun and Wen Zhang and Nicolas Jaeger and Lukas Chrostowski} }