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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Phase front accelerator effects in optical branching waveguides.

January 1991 (has links)
by Chan Hau Ping, Andy. / Thesis (Ph.D.)--Chinese University of Hong Kong, 1991. / Includes bibliographies. / Acknowledgement / Abstract / Chapter 1. --- Introduction --- p.1-1 / Chapter 1.1 --- Introduction and State-of-the-Art --- p.1-1 / Chapter 1.2 --- Application of Branching Waveguides Structure --- p.1-7 / Chapter 1.2.1 --- Mach-Zehnder interferometer --- p.1-8 / Chapter 1.2.2 --- Branching waveguide switch --- p.1-11 / Chapter 1.2.3 --- TE-TM mode splitter --- p.1-16 / Chapter 1.2.4 --- Wavelength multi/demultiplexer --- p.1-18 / Chapter 1.2.5 --- Temperature sensors --- p.1-20 / Chapter 1.2.6 --- Pressure sensors --- p.1-21 / Chapter 1.2.7 --- Summary --- p.1-22 / Chapter 1.3 --- Y-Branch Waveguide --- p.1-23 / Chapter 1.3.1 --- General structure --- p.1-23 / Chapter 1.3.2 --- Characteristic of Y-branch waveguides --- p.1-25 / Chapter 1.4 --- Summary --- p.1-31 / Chapter 1.5 --- References --- p.1-32 / Chapter 2. --- Phase Front Accelerator Design (PFA) --- p.2-1 / Chapter 2.1 --- Introduction --- p.2-1 / Chapter 2.2 --- PFA design in abrupt bend structure --- p.2-4 / Chapter 2.3 --- PFA design in symmetric Y-junction --- p.2-8 / Chapter 2.4 --- Advantages of using PFA design --- p.2-10 / Chapter 2.5 --- Summary --- p.2-13 / Chapter 2.6 --- References --- p.2-15 / Chapter 3. --- Beam Propagation Method (BPM) --- p.3-1 / Chapter 3.1 --- Introduction --- p.3-1 / Chapter 3.1.1 --- Effective index method --- p.3-1 / Chapter 3.1.2 --- Finite element method --- p.3-2 / Chapter 3.1.3 --- Beam propagation method --- p.3-2 / Chapter 3.2 --- Theory of Beam Propagation Method --- p.3-5 / Chapter 3.2.1 --- Helmholtz beam propagation method --- p.3-5 / Chapter 3.2.2 --- Fresnel beam propagation method --- p.3-7 / Chapter 3.3 --- Simulation Consideration --- p.3-11 / Chapter 3.4 --- Conclusion --- p.3-14 / Chapter 3.5 --- References --- p.3-14 / Chapter 4. --- Operation Mechanism of Phase Front Accelerator --- p.4-1 / Chapter 4.1 --- Introduction --- p.4-1 / Chapter 4.2 --- Structural Effect and Accelerator Effect --- p.4-1 / Chapter 4.3 --- Analysis and Discussion --- p.4-4 / Chapter 4.4 --- Figure of Merit in using PFA Design --- p.4-6 / Chapter 4.5 --- Conclusion --- p.4-14 / Chapter 4.6 --- References --- p.4-14 / Chapter 5. --- A 1x3 Optical Power Divider using PFA Design --- p.5-1 / Chapter 5.1 --- Introduction --- p.5-1 / Chapter 5.2 --- Design Structure --- p.5-3 / Chapter 5.3 --- Results and Discussion --- p.5-4 / Chapter 5.4 --- Conclusion --- p.5-7 / Chapter 5.5 --- References --- p.5-7 / Chapter 6. --- An Integrated Optical Beam Splitter using PFA Design --- p.6-1 / Chapter 6.1 --- Introduction --- p.6-1 / Chapter 6.2 --- Design Structure --- p.6-3 / Chapter 6.3 --- Illustrations --- p.6-7 / Chapter 6.4 --- Analysis and Discussion --- p.6-12 / Chapter 6.5 --- Conclusion --- p.6-19 / Chapter 6.6 --- References --- p.6-19 / Chapter 7. --- PFA Effects in Asymmetric Branching Waveguides --- p.7-1 / Chapter 7.1 --- Introduction --- p.7-1 / Chapter 7.2 --- Design Structure --- p.7-4 / Chapter 7.3 --- Analysis and Discussion --- p.7-4 / Chapter 7.3.1 --- PFA effects on mode conversion in Y-branch waveguide --- p.7-11 / Chapter 7.3.2 --- A 3dB coupler in asymmetric Y-branch waveguide --- p.7-16 / Chapter 7.4 --- Conclusion --- p.7-19 / Chapter 7.5 --- References --- p.7-21 / Chapter 8. --- Fabrication of Titanium In-diffused Waveguide in LiNb03 --- p.8-1 / Chapter 8.1 --- Introduction --- p.8-1 / Chapter 8.2 --- Substrate Crystal Cleaning --- p.8-2 / Chapter 8.3 --- Resist Coating --- p.8-3 / Chapter 8.4 --- Photolithography --- p.8-6 / Chapter 8.5 --- Lift-off Technique --- p.8-6 / Chapter 8.6 --- Titanium In-diffusion --- p.8-9 / Chapter 8.7 --- Lapping and Polishing --- p.8-12 / Chapter 8.8 --- Conclusion --- p.8-14 / Chapter 8.9 --- References --- p.8-14 / Chapter 9. --- Truncated Structural Y-Branch Design --- p.9-1 / Chapter 9.1 --- Introduction --- p.9-1 / Chapter 9.2 --- Theoretical Analysis --- p.9-5 / Chapter 9.3 --- Fabrication of Waveguides --- p.9-6 / Chapter 9.4 --- Experimental Set-up and Measurement --- p.9-11 / Chapter 9.5 --- Experimental Results and Discussion --- p.9-14 / Chapter 9.6 --- Conclusion --- p.9-18 / Chapter 9.7 --- References --- p.9-19 / Chapter 10. --- Conclusion --- p.10-1 / Contributions - list of publications --- p.A-l
2

Effect of natural convection heat transfer during polymer optical fiber drawing /

Reeve, Hayden Matane. January 2003 (has links)
Thesis (Ph. D.)--University of Washington, 2003. / Vita. Includes bibliographical references (leaves 151-162).
3

Photoinduced, refractive-index gratings in germanium-doped two-mode, elliptical-core optical fibers /

Greene, Jonathan Andrew, January 1991 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1991. / Vita. Abstract. Includes bibliographical references (leaves 107-109). Also available via the Internet.
4

Modes and propagation in microstructured optical fibres

Issa, Nader A. January 2005 (has links)
Thesis (Ph. D.)--University of Sydney, 2005. / Title from title screen (viewed 21 May 2008). Submitted in fulfilment of the requirements for the degree of Doctor of Philosophy to the Optical Fibre Technology Centre, School of Physics. Includes bibliographical references. Also available in print form.
5

Weighted sensitivity optical fiber sensors : theory and applications /

Fogg, Brian Russell, January 1992 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1992. / Vita. Abstract. Includes bibliographical references (leaves 58-61). Also available via the Internet.
6

Improved draw process in optical fiber fabrication /

Musa, Shah Mohammed, January 1994 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1994. / Vita. Abstract. Includes bibliographical references (leaves 101-104). Also available via the Internet.
7

Microbending effects in singlemode optical fibers : investigation and novel applications /

Arya, Vivek, January 1994 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1994. / Vita. Abstract. Includes bibliographical references (leaves 60-63). Also available via the Internet.
8

Improvements in fiber optic coupler fabrication techniques /

Vuppala, Verrendra B., January 1994 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1994. / Vita. Abstract. Includes bibliographical references (leaves 88-92). Also available via the Internet.
9

The properties of single crystal sapphire fibers and the polarimetric optical sensor for high temperature measurements /

Zhang, Pinyi, January 1994 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1994. / Vita. Abstract. Includes bibliographical references (leaves 75-78). Also available via the Internet.
10

Sapphire optical fiber sensors /

Feth, Shari, January 1991 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1991. / Vita. Abstract. Includes bibliographical references (leaves 105-108). Also available via the Internet.

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