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Modelovanje fotonsko kristalnih vlakana sa W indeksom prelamanja

Modelling of Photonic Crystal Fibers with W - shaped Refractive Index Profile

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2021
Doctoral_thesis_11571.pdf (20.95Mb)
Ljubica_Kkuzmanovic_PMF.pdf (2.185Mb)
Author
Kuzmanović, Ljubica
Mentor
Kovačević, Milan S.
Committee members
Pantelić, Dejan
Savović, Svetislav
Simović, Ana
Metadata
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Abstract
Korišćenjem vremenski nezavisne i vremenski zavisne jednačine protoka snage, ispitivane su prenosne karakteristike fotonsko kristalnog optičkog vlakna sa W profilom indeksa prelamanja. Za različite kombinacije odabranih strukturnih parametara fotonsko kristalnog vlakna sa W indeksom prelamanja određene su dužine na kojima se uspostavljaju stacionarna i ravnotežna raspodela modova, potom gubici koji nastaju usled sprezanja modova, propusni opseg i frekventni odziv. Ispitivan je i uticaj talasne dužine i različitih uslova pobuđivanja svetlosti na ulazu u vlakno na prostiranje svetlosti i gubitke curećih modova. Za jednomodno fotonsko kristalno vlakno W tipa je ispitivan uticaj strukturnih parametara na slabljenje signala usled Rejlijevog rasejanja. Sve ispitivane parametre je značajno poznavati prilikom modelovanja i dizajniranja vlakna za određenu vrstu primene.
Using the time-independent and time-dependent power flow equation, transient characteristics of W-type photonic crystal fiber were investigated. For different combinations of values of selected structural parameters of Wtype photonic crystal fiber, we have determined: the lengths of the fiber at which stationary and equilibrium mode distributions are established, coupling losses, bandwidth and frequency response. Also, the influence of wavelength and different light excitations on light transmission and leaky mode losses was examined. The influence of structural parameters on losses due to Rayleigh scattering was investigated for singlemode W-type photonic crystal fiber. All of the examined parameters are significant for modelling and designing a fiber for a specific application.
Faculty:
Универзитет у Крагујевцу, Природно-математички факултет
Date:
04-06-2021
Projects:
  • Photonics components and systems (RS-171011)
  • Experimental and theoretical investigation in Radiation physics and radioecology (RS-171021)
Keywords:
fotonsko kristalna optička, vlakna fotonsko kristalno vlakno sa W indeksom prelamanja, jednačina protoka snage, gubici curećih modova, propusni opseg, Rejlijevo rasejanje / photonic crystal optical fibers, W-type photonic crystal fiber, power flow equation, leaky mode losses, bandwidth, Rayleigh scattering
[ Google Scholar ]
Handle
https://hdl.handle.net/21.15107/rcub_nardus_18685
URI
http://eteze.kg.ac.rs/application/showtheses?thesesId=8320
https://fedorakg.kg.ac.rs/fedora/get/o:1394/bdef:Content/download
https://nardus.mpn.gov.rs/handle/123456789/18685

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