Recent Advances in Femtosecond Laser Processing of LiNbO 3  Crystals for Photonic Applications | Zendy

Zhang Bin | Zendy; Wang Lei | Zendy; Chen Feng | Zendy

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Recent Advances in Femtosecond Laser Processing of LiNbO 3 Crystals for Photonic Applications

Author(s) -

Zhang Bin,

Wang Lei,

Chen Feng

Publication year - 2020

Publication title -

laser and photonics reviews

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 3.778

H-Index - 116

eISSN - 1863-8899

pISSN - 1863-8880

DOI - 10.1002/lpor.201900407

Subject(s) - femtosecond , materials science , laser , lithium niobate , photonics , photonic crystal , nanolithography , optoelectronics , fabrication , nonlinear optics , refractive index , optics , nanotechnology , physics , medicine , alternative medicine , pathology

Femtosecond laser pulses have been extensively employed to achieve 3D micro‐ and nanofabrication in various materials for a broad variety of applications. LiNbO 3 crystal is a multifunctional material due to its combination of a number of excellent properties. By using femtosecond laser direct writing, various structures have been fabricated in LiNbO 3 crystals based on the refractive index changes, surface morphology modifications, or domain structures to realize intriguing applications in integrated photonics. Herein, a state‐of‐the‐art review is provided on the femtosecond laser processing of LiNbO 3 crystals, including the fabrication of diverse photonic structures and applications in nonlinear optics. To conclude, a brief outlook with a few potential spotlights is presented.

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