"Optical waveguides"@en . "Xiaolun Xu" . "Photoluminescence"@fr . "Xu" . <261839470> . . "Optique int\u00E9gr\u00E9e"@fr . . "Xiaolun" . "Photopolym\u00E9risation"@fr . "Integrated optics"@en . "Guides d'ondes optiques"@fr . . "Nanophotonique"@fr . "Nanophotonics"@en . "Photopolymerization"@en .