%0 Journal Article %T Magneto-optical waveguides made of cobalt ferrite nanoparticles embedded in silica/zirconia organic inorganic matrix %+ Dispositifs et Instrumentation en Optoélectronique et micro-ondes (DIOM) %+ Laboratoire Hubert Curien (LHC) %+ Liquides Ioniques et Interfaces Chargées (LI2C) %+ Département de Physique, Faculté des sciences I %A Choueikani, Fadi %A Royer, François %A Jamon, Damien %A Rousseau, Jean Jacques %A Siblini, Ali %A Neveu, Sophie %A Charara, Jamal %< avec comité de lecture %@ 0003-6951 %J Applied Physics Letters %I American Institute of Physics %V 94 %N 5 %P 051113 %8 2009-02-06 %D 2009 %R 10.1063/1.3079094 %Z Physics [physics]/Physics [physics]/Optics [physics.optics]Journal articles %X This paper describes a way to develop magneto-optical waveguides via sol-gel process. They are made of cobalt ferrite nanoparticles embedded in a silica/zirconia matrix. Thin films are coated on glass substrate using the dip-coating technique. Annealing and UV treatment are applied to finalize samples preparation. Therefore, planar waveguides combining magneto-optical properties with a low refractive index (~ 1, 5) are obtained. M-lines and free space ellipsometry measurements show a specific Faraday rotation of 250 °/cm and a modal birefringence of 1.10−4, at 820 nm. Thus, the mode conversion efficiency can reach a maximum value around 56 %. %G English %L ujm-00360198 %U https://ujm.hal.science/ujm-00360198 %~ UNIV-ST-ETIENNE %~ IOGS %~ UPMC %~ ESPCI %~ CNRS %~ PARISTECH %~ PSL %~ SORBONNE-UNIVERSITE %~ SU-SCIENCES %~ SU-SCI %~ UDL %~ ESPCI-PSL %~ ALLIANCE-SU