Journal article (2012) - B de Geyter (author), AJ Houtepen (author), Z Hens (author), S Carrillo (author), P Geiregat (author), Y. Gao (author), S. ten Cate (author), J.M. Schins (author), D van Thourhout (author), Ch Delerue (author), L.D.A. Siebbeles (author)