Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 10 of 10 for “"polarization maintaining fiber"”.
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Polarization-Maintaining Fiber-Based Optical Coherence Tomography on Functional Imaging in Dense Nerve
… was to investigate the feasibility of utilizing polarization-maintaining-fiber (PMF) based OCT to image the microstructure and functional (neural activity) of pike olfactory nerve. A dual-wavelength polarization-sensitive spectral-domain OCT system has been designed and constructed in house for …
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Enhancement of strain sensor sensitivity by combination of polarization maintaining fiber and single mode fiber in sagnac loop
Optical fiber-based sensing. techniques provide a unique set. of sensors which are small, easy to fabricate, lightweight, immune to electromagnetic interference (EMI), high sensitivity, large scale multiplexing, and in most cases inexpensive to manufacture. These advantages are the motivation …
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Multidimensional fiber quantum light sources and their applications
Optical fibers support discrete transverse spatial modes that have potential for applications in high-dimensional quantum information processing. When paired with other degrees of freedom such as spectral modes, fibers become a versatile platform for studying multidimensional quantum systems. In …
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Strain sensor using fiber bragg grating interrogation
… analyzing a novel design of strain sensor using Fiber Bragg Grating (FBG) interrogation. Studies on fiber optic sensors reported have mainly focused on FBG wavelength-based monitoring method by using optical spectrum analyzers (OSA). Although FBG has better strain sensitivity measurement, however …
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Development of "Core-Suction" Technique for Fabrication of Highly Doped Fibers for Optical Amplification and Characterization of Optical Fibers for Raman Amplification
… named "Core Suction" for fabricating optical fiber preforms for manufacturing highly doped fibers (HDFs) for optical amplification (Raman effect based or Erbium fiber based). The technique involves drawing the molten non-conventional core glass material into the silica cladding tube to form …
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Optical Fiber Microstructures for Self-Contained Whispering Gallery Mode Excitation
… "press fit" spherical resonators. These etched fiber micro-devices were developed to meet the demand for a robust, self-integrated means of coupling light between an optical fiber and WGMs in a microsphere resonator. The etching processes have been tuned to enable secure storage of a microsphere …
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Manipulation of photonic quantum states: From generation, engineering, and characterization to storage and retrieval
… states. Photon-pair states generated in optical fiber exhibit ideal spatial modes for integration in quantum communication fiber networks. We demonstrate polarization-entangled photon-pair generation in commercially available polarization-maintaining fiber. The use of birefringent phase-matching …
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Designs for Zero Polarization-Mode Dispersion And Polarization-Maintaining Fibers
… addresses several aspects pertaining to polarization in optical fibers and optical waveguide devices. In particular, the analysis and design of fibers that maintain polarization over long lengths, provide zero polarization-mode dispersion, and function as polarizers or mode filters are …
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Sub-femtosecond optical timing distribution for next-generation light sources
… Stabilization of a 1.2-km dispersion-compensated polarization-maintaining fiber link is demonstrated as a proof-of-concept for eliminating polarization-induced timing drifts. The link is then enhanced to achieve state-of-the-art timing distribution across a 4.7-km fiber network with 0.58 fs RMS …
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Short pulse generation from semiconductor lasers: characterization, modeling and applications
… advantageous characteristics in the context of fiber optical communications with directly modulated sources. The high bandwidth expected for future optical networks requires the accurate knowledge of the transmitter electrical properties and of the laser generated optical pulses which carry the …