Nonlinear Ge-As-Se chalcogenide fibers

He Ren, Bin Zhang, Rong Ping Wang, An Ping Yang, Ming Jie Zhang, Wei Guo, Yan Yang, Zhi Yong Yang*, Hai Zheng Tao, Ding Yuan Tang

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Ge-As-Se chalcogenide glasses with MCN of 2.45-2.5 are promising nonlinear optical materials in infrared regions since they exhibit excellent infrared transparency, high third-order nonlinearity, and ultra-low photo-induced refractive index change. We therefore fabricated high purity Ge-As-Se glasses using a dynamic distillation technique, and drew core/cladding fibers through the rod-in-tube approach. The fibers show good transmittance in the 2-8 μm spectral region. The background loss was around 1 dB/m, and the impurity related peak loss was about 6 dB/m.

    Original languageEnglish
    Pages (from-to)12149-12151+12156
    JournalGongneng Cailiao/Journal of Functional Materials
    Volume45
    Issue number12
    DOIs
    Publication statusPublished - 2014

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