Sökning: "integrated waveguides"

Visar resultat 1 - 5 av 57 avhandlingar innehållade orden integrated waveguides.

  1. 1. Integrated Nanophotonic Devices in Lithium Niobate

    Författare :Mohammad Amin Baghban; Katia Gallo; Fabrice Raineri; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Lithium niobate LN ; LN-on-insulator; photonic integrated circuits; nonlinear optics; electro-optics; waveguides; propagation losses; Bragg gratings; grating couplers; polarization-insensitive; LN for life sciences; Fysik; Physics;

    Sammanfattning : Lithium niobate (LN) is a ferroelectric crystal offering a broad transparency spectrum, together with excellent electro-optic and nonlinear optical properties. Thanks to them, LN is setting the standard for quantum optics and telecommunications in critical applications such as ultrafast modulation and frequency conversion. LÄS MER

  3. 2. Polymer Components for Photonic Integrated Circuits

    Författare :Aleksandrs Marinins; Sergei Popov; Leif Katsuo Oxenlowe; KTH; []
    Nyckelord :integrated photonics; polymers; optical communications; microfabrication; optical waveguides; microring resonators; silicon; Si nanocrystals; photoluminescence; Fysik; Physics;

    Sammanfattning : Optical polymers are a subject of research and industry implementation for many decades. Optical polymers are inexpensive, easy to process and flexible enough to meet a broad range of application-specific requirements. These advantages allow a development of cost-efficient polymer photonic integrated circuits for on-chip optical communications. LÄS MER

  4. 3. Integrated Nonlinear Optics in Silicon Nitride Waveguides

    Författare :Clemens Krückel; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; integrated optics devices; nonlinear optics materials; four-wave mixing; nonlinear optical signal processing; wavelength conversion devices; nanostructure fabrication;

    Sammanfattning : Current nanofabrication techniques allow patterning of optical waveguides with submicron cores. This results in strong confinement of light, which leads to high optical intensities. LÄS MER

  5. 4. Ultralow-loss silicon nitride waveguides for nonlinear optics

    Författare :Zhichao Ye; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; ultralow loss; Kerr nonlinear optics; parametric amplifier; DKS microcombs; integrated waveguides; silicon nitride;

    Sammanfattning : The field of nonlinear optics relies on the interaction between high-intensity optical waves and nonlinear media. An integrated waveguide with large refractive index contrast allows to highly confine optical waves in a sub-μm^2 area, thus enhancing the optical intensity. LÄS MER

  7. 5. Integrated Nonlinear Optics in Silicon Nitride Waveguides

    Författare :Clemens Krückel; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

    Sammanfattning : Integrated optics platforms offer the possibility to implement compact photonic devices for nonlinear optics applications. Modern nanofabrication facilities allow thefabrication of sub-micron-sized waveguide geometries that confine light to reach very high optical intensities. LÄS MER