WebAn all-pass racetrack-resonator-Bragg gratings (APRR-BG) on thin-film lithium niobate on insulator (LNOI) based coupling resonant system is proposed to generate Tunable … WebLithium niobate (LN) is a superior platform for op- tics and microwave photonics, bene ted from its electro- optic, acousto-optic, and nonlinear optic properties.
Design of an electro-optical tunable race-track diamond microring ...
Web12 dec. 2024 · Abstract and Figures. We demonstrate an ultralow loss monolithic integrated lithium niobate photonic platform consisting of dry-etched subwavelength waveguides. … Web11 jul. 2024 · Acoustic or mechanical resonators have emerged as a promising means to mediate efficient microwave-to-optical conversion. Here, we demonstrate conversion of microwaves up to 4.5 GHz in frequency to 1500 nm wavelength light using optomechanical interactions on suspended thin-film lithium niobate. highest number for the dow jones ever
Lithium niobate makes ultra-high-Q resonators – Physics World
Web21 jan. 2024 · Acoustic racetrack resonator. (a) Optical microscope image of an acoustic racetrack resonator. The input as well as the through and drop ports are labeled. The inset on the right shows the coupling region. (b),(c) Relative power transmission at room temperature (b) and T ≈ 4 K (c) of the through (red line) and drop (blue line) channels. Web1 mrt. 2024 · In this paper, a racetrack dual microring resonator was designed to effectively gain a high Q value based on a lithium niobate-on-insulator (LNOI). A theoretical model … Web10 mei 2024 · Here, we demonstrate first-time generation of photon pairs via spontaneous parametric-down conversion in lithium niobate quantum optical metasurfaces with electric and magnetic Mie-like resonances at various wavelengths. By engineering the quantum optical metasurface, we tailor the photon-pair spectrum in a controlled way. how good is mcafee vpn