We report the fabrication of planar waveguides in Nd^(3+)-doped phosphate glass by helium ion implantation.The guiding properties of the waveguide are evaluated by a prism coupler and end-face coupling methods.The ref...We report the fabrication of planar waveguides in Nd^(3+)-doped phosphate glass by helium ion implantation.The guiding properties of the waveguide are evaluated by a prism coupler and end-face coupling methods.The refractive index profile of the waveguide is reconstructed by using the intensity calculation method.Absorption and fluorescence investigations reveal that helium ion implantation causes only slight changes in the optical properties,suggesting the possible application of the fabricated structures as waveguide lasers.展开更多
基金by the National Natural Science Foundation of China under Grant Nos 61077070,10876009 and 51002181,and the One-Hundred Talents Program of the Chinese Academy of Sciences.
文摘We report the fabrication of planar waveguides in Nd^(3+)-doped phosphate glass by helium ion implantation.The guiding properties of the waveguide are evaluated by a prism coupler and end-face coupling methods.The refractive index profile of the waveguide is reconstructed by using the intensity calculation method.Absorption and fluorescence investigations reveal that helium ion implantation causes only slight changes in the optical properties,suggesting the possible application of the fabricated structures as waveguide lasers.
