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    Article

    Integrated lithium niobate single-mode lasers by the Vernier effect

    Microcavity lasers based on erbium-doped lithium niobate on insulator (LNOI), which are key devices for LNOI integrated photonics, have attracted significant attention recently. In this study, we report the re...

    Ru Zhang, Chen Yang, ZhenZhong Hao, Di Jia in Science China Physics, Mechanics & Astrono… (2021)

  2. Article

    Microdisk lasers on an erbium-doped lithium-niobite chip

    Lithium niobate on insulator (LNOI) provides a platform for the fundamental physics investigations and practical applications of integrated photonics. However, as an indispensable building block of integrated ...

    Qiang Luo, ZhenZhong Hao, Chen Yang in Science China Physics, Mechanics & Astrono… (2020)

  3. Article

    Open Access

    Room temperature 90° phase-matching in zirconium and magnesium co-doped lithium niobate crystals

    Laser has been widely used in many aspects, by now it is difficult to get each frequency that we want, and frequency conversion is an effective way to obtain different frequency laser through a nonlinear optic...

    Tengfei Kong, Hongde Liu, **nyu Ge, Da Qu, Shiguo Liu, Shaolin Chen in Scientific Reports (2018)

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    Article

    Fabrication and formation mechanism of p-type lithium niobate crystals by molybdenum do** and polarization

    The lack of p-type lithium niobate limits it serving as a active material. Choosing suitable dopants or precise control of defects are effective methods to farbricate p-type materials. A series of molybdenum d...

    Tian Tian, Yongfa Kong, Hongde Liu in Journal of Materials Science: Materials in… (2016)

  5. Article

    Open Access

    Crystal growth and optical characteristics of beryllium-free polyphosphate, KLa(PO3)4, a possible deep-ultraviolet nonlinear optical crystal

    Deep-ultraviolet nonlinear optical crystals are of great importance as key materials in generating coherent light with wavelength below 200 nm through cascaded frequency conversion of solid-state lasers. Howev...

    Pai Shan, Tongqing Sun, Hong Chen, Hongde Liu, Shaolin Chen in Scientific Reports (2016)

  6. Article

    Open Access

    The simultaneous enhancement of photorefraction and optical damage resistance in MgO and Bi2O3 co-doped LiNbO3 crystals

    For a long time that optical damage was renamed as photorefraction, here we find that the optical damage resistance and photorefraction can be simultaneously enhanced in MgO and Bi2O3 co-doped LiNbO3 (LN:Bi,Mg). ...

    Dahuai Zheng, Yongfa Kong, Shiguo Liu, Muling Chen, Shaolin Chen in Scientific Reports (2016)