Buus, J.J.BuusRobbins, D. J.D. J.RobbinsHaes, JanJanHaesSato, K.K.SatoBaets, RoelRoelBaets2021-09-292021-09-291994https://imec-publications.be/handle/20.500.12860/64Asymmetric spot size expander for improved waveguide to fiber couplingProceedings paper