Sökning: "photonic integrated circuits"

Visar resultat 1 - 5 av 33 avhandlingar innehållade orden photonic integrated circuits.

1. 1. 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

3. 2. Plasma assisted technology for Si-based photonic integrated circuits

   Författare :Matteo Dainese; Lars Thylén; Alfred Driessen; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electrical engineering; silica-on-silicon technology; PACVD; plasma deposition; photonic integrated circuits; planar lightwave circuits; Elektroteknik; elektronik och fotonik; Electrical engineering; electronics and photonics; Elektroteknik; elektronik och fotonik;

   Sammanfattning : The last two decades have witnessed a large increase in capacity in telecommunication systems, thanks to the development of high bandwidth, fiber optic based networks. Nevertheless the continuing growth of Internet data traffic, fuelled by the development of numerous services like on-line commerce, video on demand, large audio/video files downloads, demands for a significant increase in the ability of the network nodes to manage incoming and outcoming data streams effectively and fast. LÄS MER

4. 3. Two-Dimensional Photonic Crystals in InP-based Materials

   Författare :Mikaël Mulot; KTH; []
   Nyckelord :Photonic crystals; photonic bandgap materials; indium phosphide; dry etching; chemically assisted ion beam etching; reactive ion etching; electron beam lithography; photonic integrated circuits; optical waveguides; resonant cavities; optical filterin;

   Sammanfattning : Photonic crystals (PhCs) are structures periodic in thedielectric constant. They exhibit a photonic bandgap, i.e., arange of wavelengths for which light propagation is forbidden. LÄS MER

5. 4. Fabrication and Charaterisation of Photonic Integrated Circuits

   Författare :Harendra Fernando; KTH; []
   Nyckelord :Plasma Enhanced Chemical Vapour Deposition PECVD ; Reactive Ion Etching RIE ; Photosensitivity; Bragg-gratings; Optical Add-drop De Multiplexsers;

   Sammanfattning : The past few decades have seen an explosive increase ininformation transfer, fuelled by the enormous growth of theInternet, telecommunication applications, and mass mediasystems in general. Because of the very high bandwidthpotential promised by optical fibre communication technology,the area of all-optical networking has received a great amountof attention. LÄS MER

7. 5. 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