Lithium niobate (LN), an outstanding and versatile material, has influenced our daily life for
decades—from enabling high-speed optical communications that form the backbone of the …

Photonics on thin-film lithium niobate (TFLN) has emerged as one of the most pursued
disciplines within integrated optics. Ultracompact and low-loss optical waveguides and …

Optical metasurfaces, ie arrays of nanoantennas with sub-wavelength size and separation,
enable the manipulation of light-matter interactions in miniaturized optical components with …

Crystalline lithium niobate (LN) is an important optical material because of its broad
transmission window that spans from ultraviolet to mid-infrared and its large nonlinear and …

Lithium niobate (LN), dubbed by many as the silicon of photonics, has recently risen to the
forefront of chip-scale nonlinear optics research since its demonstration as an ultralow-loss …

Lithium niobate (LN) is one of the most important synthetic crystals. In the past two decades,
many breakthroughs have been made in material technology, theoretical understanding …

We reveal a unique broadband natural quasi-phase-matching (QPM) mechanism underlying
an observation of highly efficient second-and third-order harmonic generation at multiple …

High-and ultrahigh-Q whispering-gallery mode resonators have the capability to trap
photons by total internal reflection for a duration ranging from nanoseconds to milliseconds …

We report on the fabrication of crystalline lithium niobate microresonators with quality factors
above 10^ 7, as measured around 770 nm wavelength. Our technique relies on …

In this paper, we develop a technique for realizing multi-centimeter-long lithium niobate on
insulator (LNOI) waveguides with a propagation loss as low as 0.027 dB/cm. Our technique …