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1

Gleed, D. G. "Brillouin scattering from organic layers." Thesis, University of Exeter, 1988. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.232975.

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2

BELL, JOHN A. "BRILLOUIN SCATTERING FROM METAL SUPERLATTICES." Diss., The University of Arizona, 1987. http://hdl.handle.net/10150/184045.

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Acoustic modes guided by thin-film metal superlattices have been investigated using Brillouin spectroscopy. Samples were grown on both single-crystal sapphire and fused silica substrates by alternately sputtering two different metals to yield a total thickness in the range 0.3 - 0.5 μm. Structural and chemical characterization of the polycrystalline films was performed using x-ray diffraction. Rutherford backscattering and optical interferometry. Thermally excited acoustic waves in the metal film create a surface ripple which weakly interacts with light incident from a single mode argon laser.
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3

Florez, Peñaloza Omar Enrique 1986. "Brillouin scattering in silica microwires = Espalhamento Brillouin em microfios de sílica." [s.n.], 2015. http://repositorio.unicamp.br/jspui/handle/REPOSIP/276914.

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Orientador: Paulo Clóvis Dainese Júnior<br>Dissertação (mestrado) - Universidade Estadual de Campinas, Instituto de Física Gleb Wataghin<br>Made available in DSpace on 2018-08-29T15:49:49Z (GMT). No. of bitstreams: 1 FlorezPenaloza_OmarEnrique_M.pdf: 35304158 bytes, checksum: f1b7fbb7d6036f3186dd9378d06e850e (MD5) Previous issue date: 2015<br>Resumo: O Espalhamento Brillouin e um processo nao linear oriundo da interacao entre ondas opticas e acusticas. Este efeito foi amplamente estudado em fibras mono-modo e mais recentemente em uma grande variedade de micro-estruturas fotonicas. A habilida
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4

Antonacci, Giuseppe. "Brillouin scattering microscopy for mechanical imaging." Thesis, Imperial College London, 2015. http://hdl.handle.net/10044/1/24452.

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In a world where science is constantly challenged to solve problems of increasing complexity, light is paving new ways to gather information about the physical properties of matter. Among these properties, elasticity is becoming fundamental in the understanding and the diagnosis of several diseases. Current solutions to gather mechanical information, however, measure the response of a material to an applied excitation, which makes them invasive and limited by a low spatial resolution. In contrast with these techniques, Brillouin spectroscopy offers the unique solution to retrieve stiffness inf
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5

Samaniego, Riera Diego Paul. "OPTICAL PROCESSING BASED ON BRILLOUIN SCATTERING." Doctoral thesis, Universitat Politècnica de València, 2019. http://hdl.handle.net/10251/124820.

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[ES] Los efectos no lineales son herramientas valiosas en el procesamiento óptico. El obje-tivo de esta Tesis es contribuir con las nuevas arquitecturas y métodos a este campo, en particular al control de la polarización de la luz con luz y filtrado óptico de señales de microondas. La manipulación de las propiedades de la polarización de la luz en medios guiados es crucial en muchos sistemas ópticos clásicos y cuánticos. Sin embargo, la capacidad de la tecnología actual para definir con precisión el estado de polarización de determina-das longitudes de onda está lejos del nivel de madurez cons
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6

Afshaarvahid, Shahraam. "Transient phase conjugation using Stimulated Brillouin Scattering." Title page, abstract and table of contents only, 2001. http://web4.library.adelaide.edu.au/theses/09PH/09pha2583.pdf.

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Copies of author's previously published articles inserted. Bibliography: p. 169-176. Develops a one and three dimensional transient model of Stimulated Brillouin Scattering to investigate the transient regime of Stimulated Brillouin Scattering and recognize different transient phenomena that affect its performance.
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7

Cook, Gary. "Tunable dye lasers for stimulated Brillouin scattering." Thesis, University of Hull, 1998. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.268295.

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8

Dhliwayo, Jabulani. "Stimulated Brillouin scattering for distributed temperature sensing." Thesis, University of Kent, 1997. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.242858.

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9

Schroeder, W. A. "Optical phase conjugation by stimulated Brillouin scattering." Thesis, Imperial College London, 1987. http://hdl.handle.net/10044/1/46505.

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10

Hayder, Alaa. "Multiwavelength Brillouin semiconductor fiber lasers." Thesis, McGill University, 2008. http://digitool.Library.McGill.CA:80/R/?func=dbin-jump-full&object_id=116042.

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The past decade has seen an increased interest in multiwavelength optical sources. Various methods and technologies exist for developing multiwavelength lasers with varying features and characteristics. A particular category that has gained much interest, are multiwavelength fiber lasers that combine nonlinear gain from stimulated Brillouin scattering with linear gain from erbium doped fibers.<br>This thesis demonstrates experimentally a Brillouin semiconductor multiwavelength fiber laser that utilizes semiconductor optical amplifiers as the linear gain medium. This novel technique allows for
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11

Liu, Xuan. "Characterization of Brillouin Scattering Spectrum in LEAF Fiber." Thèse, Université d'Ottawa / University of Ottawa, 2011. http://hdl.handle.net/10393/20474.

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Fiber optic sensors are designed to measure various parameters. The distributed fiber optics sensor has been a very promising candidate for the structural health monitoring. In this thesis, we characterized LEAF (Large Effective Area Fiber) fiber’s Brillouin scattering spectrum and investigated its potentiality for the distributed Brillouin temperature and strain sensor. Optical fibers with complex refractive index profiles are applied to improve the Brillouin threshold by varying the Brillouin linewidth. As LEAF fiber has a modified refractive index profile, we investigated its Brillouin lin
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12

Bernard, John Edward. "The growth and saturation of stimulated brillouin scattering in a CO2 laser-produced plasma." Thesis, University of British Columbia, 1985. http://hdl.handle.net/2429/25551.

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The growth and saturation characteristics of stimulated Brillouin scattering (SBS) in the interaction of an intense (I≤ 10¹³ W/cm²) CO₂ laser beam with an underdense plasma are investigated experimentally. The plasma is produced by focussing a short (2 ns FWHM), CO₂ laser pulse onto a stabilized nitrogen gas jet which flows from a Laval nozzle into low pressure helium. The resulting SBS interaction is studied through observations of the intensity and spectral behavior of the backscattered light as well as through temporally resolved ruby laser Thomson scattering measurements of the spatial and
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13

Devrelis, Vladimyros. "Fidelity of optical phase conjugation using stimulated brillouin scattering /." Title page, contents and abstract only, 1997. http://web4.library.adelaide.edu.au/theses/09PH/09phd514.pdf.

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14

Ridley, Kevin Dennis. "Novel phase conjugation techniques based on stimulated Brillouin scattering." Thesis, Imperial College London, 1993. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.282087.

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15

Johnstone, Alan. "Nonlinear dynamics of stimulated Brillouin scattering in optical fibres." Thesis, Heriot-Watt University, 1992. http://hdl.handle.net/10399/809.

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16

Ripley, Paul M. "Deterministic dynamics of stimulated Brillouin scattering in optical fibres." Thesis, Heriot-Watt University, 1995. http://hdl.handle.net/10399/710.

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17

Cowen, John Alistair. "Brillouin light scattering from magnetic thin films and multilayers." Thesis, University of Salford, 1998. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.301413.

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18

Mahar, Scott B. "Spontaneous brillouin scattering quench diagnostics for large superconducting magnets." Thesis, Massachusetts Institute of Technology, 2008. http://hdl.handle.net/1721.1/53258.

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Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Nuclear Science and Engineering, 2008.<br>Cataloged from PDF version of thesis.<br>Includes bibliographical references (p. 243-250).<br>Large superconducting magnets used in fusion reactors, as well as other applications, need a diagnostic that can non-invasively measure the temperature and strain throughout the magnet in real-time. A new fiber optic sensor has been developed for these long-length superconducting magnets that simultaneously measures the temperature and strain based on spontaneous Brillouin scattering in an optica
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19

de, Souza Keith R. C. P. "Fibre-optic distributed sensing based on spontaneous Brillouin scattering." Thesis, University of Southampton, 1999. https://eprints.soton.ac.uk/351507/.

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This thesis reports on the use of spontaneous Brillouin scattering for the purpose of fibre-optic distributed temperature and strain sensing based on a time-domain Landau-Placzek ratio technique. Detection system specifications are dictated by the spatial resolution, range, measurand resolution and measurement time. Pulsed sources are used in these sensors. The minimum spatial resolution depends on both the pulse width and receiver bandwidth. The range and measurand resolution depend on the peak pulse power launched into the sensing fibre as well as the Brillouin signal-to-noise characteristic
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20

Morrison, Blair. "Stimulated Brillouin Scattering in Integrated Circuits: Platforms and Applications." Thesis, The University of Sydney, 2017. http://hdl.handle.net/2123/18838.

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Coherent interactions between light and sound have been of significant interest since the invention of the laser. Stimulated Brillouin scattering (SBS) is a type of coherent interaction where light is scattered from optically generated acoustic waves. SBS is a powerful tool for optical and microwave signal processing, with applications ranging from telecommunications and Radar, to spatial sensing and microscopy. Over the last decade there has been increasing interest in the investigation of Brillouin scattering at device scales smaller than the wavelength of light. New interactions with the wa
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21

McKay, Luke. "Enhancing Brillouin scattering in integrated microwave photonics using interferometry." Thesis, The University of Sydney, 2022. https://hdl.handle.net/2123/29521.

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Microwave photonics (MWP) is an established field that promises to solve many of the issues with current electronics-based Radio Frequency (RF) components. MWP enables high RF carrier frequencies, broad bandwidths, and immunity to electromagnetic interference. It encodes long-wavelength microwave signals on a short wavelength optical carrier. The reduction in wavelength enables compact devices as well as optical techniques and phenomena for signal manipulation. One particularly powerful approach for signal manipulation is Stimulated Brillouin Scattering (SBS), which is an optical third-order n
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22

Stiller, Birgit. "Brillouin scattering in photonic crystal fiber : from fundamentals to fiber optic sensors." Thesis, Besançon, 2011. http://www.theses.fr/2011BESA2019/document.

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Le cadre général dans lequel s’insère ce travail de thèse est celui de l’étude de la diffusion Brillouin dans une nouvelle génération de fibres optiques à cristaux photoniques (PCFs). Ces fibres, qui présentent un arrangement périodique de micro-canaux d’air parallèles le long de la fibre, possèdent en effet des propriétés optiques et acoustiques remarquables et inédites par rapport aux fibres conventionnelles. De façon plus précise, nous montrons dans ce travail, par le biais de simulations numériques et de données expérimentales, que les fibres à cristaux photoniques offrent la possibilité d
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23

Anikeev, Igorʹ Yu. "Study of limiting factors and methods of optical phase conjugation by stimulated Brillouin scattering." Title page, table of contents and abstract only, 2001. http://web4.library.adelaide.edu.au/theses/09PH/09pha597.pdf.

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Includes bibliographical references (leaves 205-227) A study of phase conjugation by stimulated Brillouin scattering is presented with emphasis on the limiting factors, such as aperture and polarization losses, spatial coherence and saturation of the incident wave on the quality of phase conjugation, as well as the application of stimulated Brillouin scattering to loop phase-cojugated mirror and intracavity-SBS-cell-phase-conjugated oscillator.
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24

Jez, David Robert. "Suppression of stimulated Brillouin scattering in analog CATV transmission systems." Thesis, National Library of Canada = Bibliothèque nationale du Canada, 2001. http://www.collectionscanada.ca/obj/s4/f2/dsk3/ftp04/NQ61120.pdf.

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25

Hashim, Dayang Maryani Awang. "Brillouin and neutron scattering study of hexagonal ABX3 ternary halides." Thesis, Loughborough University, 1995. https://dspace.lboro.ac.uk/2134/12085.

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The interest in one dimensional (1D) magnetism has been strongly renewed with the synthesis of many magnetic compounds which exhibit a quasi one dimensional magnetic behaviour. One of the peculiarities of this 1D system is the absence of a long range magnetic ordered phase at any finite temperature for the ideal 1D system with short range interaction. Tetramethylammonium manganese chloride (CH3)4NMnCl3(TMMC) exhibits the properties of an ideal one dimensional antiferromagnets for temperature above 1 K, the transition to a three dimensional (3D) long range ordered state only occurs at 0.84K. In
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26

Culverhouse, David. "Stimulated Brillouin scattering : its generation and applications in optical fibre." Thesis, University of Kent, 1992. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.303161.

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27

Pugh, Peter Rupert Thomas. "Brillouin Light Scattering studies of magnetic thin films and multilayers." Thesis, University of Salford, 2000. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.365952.

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28

Wong, Gary Ka Ning. "Optical feedback and multiple frequency interaction in stimulated Brillouin scattering." Thesis, Imperial College London, 1989. http://hdl.handle.net/10044/1/47719.

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29

Smith, Stephen Paul. "Studies of simulated Brillouin scattering in optical fibers and applications." Thesis, Massachusetts Institute of Technology, 1994. http://hdl.handle.net/1721.1/11928.

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Thesis (Sc. D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1994.<br>Includes bibliographical references (p. 166-171).<br>by Stephen Paul Smith.<br>Sc.D.
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30

Wilson, Kathryn Ann. "A study of stimulated Brillouin scattering in laser produced plasmas." Thesis, University of Strathclyde, 2013. http://oleg.lib.strath.ac.uk:80/R/?func=dbin-jump-full&object_id=24346.

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The production of high power, short duration laser pulses is of interest to a wide variety of applications ranging from high-energy-density physics to laser-driven nuclear fusion. The exploitation of laser-plasma instabilities, in particular stimulated Brillouin scattering (SBS), for the creation of such pulses is found to have great potential. Analysis from numerical, analytical and experimental studies are presented within this thesis which were constructed to develop a platform of knowledge to enable the understanding and development of stimulated Brillouin scattering as a possible means of
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31

Wait, Peter Collinson. "The application of Brillouin scattering to distributed fibre optic sensing." Thesis, University of Southampton, 1997. https://eprints.soton.ac.uk/394568/.

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This thesis reports on an investigation into the application of Brillouin scattering for the purpose of distributed fibre optic sensing. The main focus of the work has been centred on a Brillouin optical time domain reflectometer (BOTDR) system. The behaviour of short (3m), medium (60m) and long (6km) erbium doped fibre amplifiers using narrow bandwidth pulsed signals has been investigated and the most suitable configuration for the source requirement of the BOTDR identified. The operation of a (BOTDR) system has been demonstrated at the low loss window of 1.5µm wavelength. Multiple Stokes ord
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32

Wang, Jing. "Distributed Pressure and Temperature Sensing Based on Stimulated Brillouin Scattering." Thesis, Virginia Tech, 2013. http://hdl.handle.net/10919/78066.

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Brillouin scattering has been verified to be an effective mechanism in temperature and strain sensing. This kind of sensors can be applied to civil structural monitoring of pipelines, railroads, and other industries for disaster prevention. This thesis first presents a novel fiber sensing scheme for long-span fully-distributed pressure measurement based on Brillouin scattering in a side-hole fiber. After that, it demonstrates that Brillouin frequency keeps linear relation with temperature up to 1000°C; Brillouin scattering is a promising mechanism in high temperature distributed sensing. A sid
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33

Merklein, Moritz. "Controlling, storing and manipulating light using on-chip Brillouin scattering." Thesis, The University of Sydney, 2018. http://hdl.handle.net/2123/18147.

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The importance of optical signal processing techniques is growing rapidly in recent years due to the exponentially increasing demand for bandwidth, capacity and power efficiency in communications and computing. However, due to their bosonic nature photons do not interact with each other, unless there is a nonlinear medium mediating the interaction. One of the strongest nonlinear effects is the interaction of light waves, photons, with sound-waves, acoustic phonons, which is known as stimulated Brillouin scattering (SBS). This thesis experimentally investigates SBS in photonic chips. It is sh
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34

ZANONI, RAYMOND. "BRILLOUIN SPECTROSCOPY OF LANGMUIR-BLODGETT FILMS (THIN FILMS, ELASTIC CONSTANTS)." Diss., The University of Arizona, 1986. http://hdl.handle.net/10150/183852.

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The goal of this dissertation has been to develop techniques in order to use Brillouin spectroscopy as a tool for studying the elastic properties of thin films on a scale of ≃100 Å. In order to develop that capability we have built a tandem multi-pass Fabry-Perot interferometer, and that interferometer was used to study the elastic properties of Langmuir-Blodgett films. These films were chosen because they can be deposited one molecular layer at a time. As a result of these investigations we have measured the density and elastic constants of the Langmuir-Blodgett film cadmium arachidate. Sampl
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35

Dainese, Júnior Paulo Clóvis 1979. "Espalhamento Brillouin em fibras fotônicas." [s.n.], 2006. http://repositorio.unicamp.br/jspui/handle/REPOSIP/277881.

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Orientador: Hugo L. Fragnito<br>Tese (doutorado) - Universidade Estadual de Campinas, Instituto de Fisica Gleb Wataghin<br>Made available in DSpace on 2018-08-09T05:15:29Z (GMT). No. of bitstreams: 1 DaineseJunior_PauloClovis_D.pdf: 4977952 bytes, checksum: 68cd4c3ce792cf4994babe5cce9b77a9 (MD5) Previous issue date: 2006<br>Resumo: Esta tese apresenta estudos experimentais e teóricos sobre o processo de espalhamento Brillouin em Fibras de Cristal Fotônico. Formadas por um núcleo sílica pura e uma casca micro-estruturada (sílica e ar), estas fibras permitem o confinamento óptico e acústico e
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36

Buettner, Thomas Frank Sebastian. "Brillouin Frequency Comb Generation in Chalcogenide Waveguides." Thesis, The University of Sydney, 2015. http://hdl.handle.net/2123/14447.

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Compact optical frequency comb sources with gigahertz repetition rates are desirable for various important applications including arbitrary optical waveform generation, microwave synthesis, spectroscopy and advanced telecommunications. This thesis investigates the exploitation of the interplay of two distinct nonlinear optical effects for the generation of gigahertz repetition rate frequency combs: stimulated Brillouin scattering (SBS) and the optical Kerr-effect. This interplay can lead to the generation of Brillouin frequency combs (BFCs) with repetition rates that are equal to the acoustic
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37

Zhou, Zichao. "Characteristic Study of Noise Reduction of Brillouin Random Fiber Lasers." Thesis, Université d'Ottawa / University of Ottawa, 2021. http://hdl.handle.net/10393/42385.

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Random fiber lasers, a new type of fiber laser that uses disordered medium to provide distributed feedback, have drawn considerable interest in the photonics community over the past ten years. Stimulated Brillouin scattering (SBS), with a typical narrow spectral width of ~100 MHz, provides an important gain mechanism for random fiber lasers. Brillouin random fiber laser (BRFL) has shown excellent advantages in generating highly coherent photons and in ultrasound sensing. However, the accompanied large intensity noise in BRFLs hinders its further performance improvement and practical applicatio
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38

Klövekorn, Patrick. "Time dependent nonlinear optics using a phase conjugated laser /." Title page, contents and abstract only, 1997. http://web4.library.adelaide.edu.au/theses/09PH/09phk653.pdf.

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39

Lim, Dong Sung. "Phase singularities and spatial-temporal complexity in optical fibres." Thesis, Heriot-Watt University, 1995. http://hdl.handle.net/10399/772.

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40

Zeng, Xiaodong. "Characterization and application of Brillouin scattering-based distributed fiber optic sensor." Thesis, University of Ottawa (Canada), 2003. http://hdl.handle.net/10393/26414.

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Brillouin scattering based distributed fiber optic sensing as a novel technique has attracted much attention in both research and application for the past ten years. The fiber optic group at the University of Ottawa has developed an advanced automatic Brillouin sensing system and improved it continuously. This thesis presents the characterization and optimization of this sensing system and a series of successful applications both in the laboratory and in the field. Several parameters have been studied around the pulse generation subsystem: such as, bias, leakage, PW voltage, pulsewidth, and re
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41

Boyle, Jonathan William. "Observation of linear and nonlinear magnetostatic waves by Brillouin light scattering." Thesis, University of Salford, 1995. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.262623.

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42

Bailey, Sheldon T. "Transparent Tissues and Porous Thin Films: A Brillouin Light Scattering Study." The Ohio State University, 2013. http://rave.ohiolink.edu/etdc/view?acc_num=osu1357248652.

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43

Sinha, Moitreyee. "PROBING POLYMER NETWORKS USING PULSE PROPAGATION AND BRILLOUIN LIGHT SCATTERING TECHNIQUES." University of Cincinnati / OhioLINK, 2000. http://rave.ohiolink.edu/etdc/view?acc_num=ucin974213434.

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44

Karanikas, John M. "Elastic and magnetic excitations in layered structures : a Brillouin scattering study /." The Ohio State University, 1991. http://rave.ohiolink.edu/etdc/view?acc_num=osu1487688507504301.

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45

Rae, Alexander S. "Simulation of optical fibre communication systems influenced by stimulated brillouin scattering." Thesis, Aston University, 1996. http://publications.aston.ac.uk/8187/.

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Boyd's SBS model which includes distributed thermal acoustic noise (DTAN) has been enhanced to enable the Stokes-spontaneous density depletion noise (SSDDN) component of the transmitted optical field to be simulated, probably for the first time, as well as the full transmitted field. SSDDN would not be generated from previous SBS models in which a Stokes seed replaces DTAN. SSDDN becomes the dominant form of transmitted SBS noise as model fibre length (MFL) is increased but its optical power spectrum remains independent of MFL. Simulations of the full transmitted field and SSDDN for different
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46

Au, Yat-Yin. "Light scattering studies of metallic magnetic microstructures." Columbus, Ohio : Ohio State University, 2006. http://rave.ohiolink.edu/etdc/view?acc%5Fnum=osu1141842225.

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47

Williams, Daisy. "Theoretical Investigation of Stimulated Brillouin Scattering in Optical Fibers and their Applications." Thesis, Université d'Ottawa / University of Ottawa, 2014. http://hdl.handle.net/10393/31708.

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In 1920, Leon Brillouin discovered a new kind of light scattering – Brillouin scattering – which occurs as a result of the interaction of light with a transparent material’s temporal periodic variations in density and refractive index. Many advances have since been made in the study of Brillouin scattering, in particular in the field of fiber optics. An in-depth investigation of Brillouin scattering in optical fibers has been carried out in this thesis, and the theory of stimulated Brillouin scattering (SBS) and combined Brillouin gain and loss has been extended. Additionally, several importan
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48

Snoddy, Jeffrey. "Study on Brillouin scattering in optical fibers with emphasis on sensing applications." Thesis, University of Ottawa (Canada), 2009. http://hdl.handle.net/10393/28163.

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In a distributed Brillouin sensor system, it is crucial to keep the pulse energy uniform for constant signal to noise ratio. This means that the variable DC leakage (pulse base) through the electro-optic modulator must be locked. In this thesis I examine two different methods of locking the pulse base level and look at the advantages and disadvantages of each locking method. It is found that the two locking methods, one based on a lock-in amplifier and the other using proportional-integral-derivative control, both have applications in which they excel at locking the pulse base. Also, a techniq
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49

Khan, Omer Shahab. "Optical frequency shifter using stimulated Brillouin scattering in fibre optic ring resonators." Thesis, Cranfield University, 1994. http://dspace.lib.cranfield.ac.uk/handle/1826/4544.

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A fibre optic frequency shifter has been developed which generates a heterodyne frequency that is used to facilitate electronic demodulation of optical information. The operation of this device is analogous to an acoustooptic device such as a Bragg cell. This frequency shifter works on the principle of mixing two stimulated Brillouin scattering signals (generated in optical fibre ring resonators) which have slightly different frequencies. Dual ring resonator and single ring resonator topologies have been used. For the former system a conversion efficiency of 16% was obtained. The beat frequenc
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Mei, Ying. "Error analysis for distributed fibre optic sensing technology based on Brillouin scattering." Thesis, University of Cambridge, 2018. https://www.repository.cam.ac.uk/handle/1810/278660.

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This dissertation describes the work conducted on error analysis for Brillouin Optical Time Domain Reflectometry (BOTDR), a distributed strain sensing technology used for monitoring the structural performance of infrastructures. Although BOTDR has been recently applied to many infrastructure monitoring applications, its measurement error has not yet been thoroughly investigated. The challenge to accurately monitor structures using BOTDR sensors lies in the fact that the measurement error is dependent on the noise and the spatial resolution of the sensor as well as the non-uniformity of the mon
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