Efficient single-etch surface grating couplers in silicon nitride platforms for telecom and datacom wavebands
Radovan Korcek, William Fraser, David Medina Quiroz, Pavel Cheben, Samson Edmond, Jens H. Schmid, Mazyiar Milanizadeh, Carlos Alonso-Ramos, Laurent Vivien, Winnie N. Ye and Daniel Benedikovic