351nm低损耗、低色散紫外纯石英反谐振空芯光纤的优化设计-豆柴文库

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351nm低损耗、低色散紫外纯石英反谐振空芯光纤的优化设计
Title:OptimizationDesignofLow-Loss,Low-Dispersion351nmUVPureQuartzAnti-resonantHollowCoreFibers
Abstract:
Inrecentyears,ultraviolet(UV)purequartzanti-resonanthollowcorefibershavegainedsignificantinterestduetotheirpotentialapplicationsinvariousfields,suchaslasermachining,biomedicalimaging,andspectroscopy.Thisresearchpaperfocusesontheoptimizationdesignofa351nmlow-loss,low-dispersionUVpurequartzanti-resonanthollowcorefiber.Theoreticalcalculations,simulationstudies,andexperimentalmeasurementsareconductedtoinvestigatetheeffectofkeydesignparametersonthefiber'sperformance.TheresultsprovidevaluableinsightintothedesignconsiderationsforachievingsuperiortransmissioncharacteristicsinUVanti-resonanthollowcorefibers.
1.Introduction
ThedemandforefficientUVlightdeliveryhasgrownwiththeincreasingimportanceofUVapplications.ConventionalUVfiberdesignssufferfromhighlossesanddispersionduetotheabsorptionandscatteringofUVlightinthefibermaterial.Thedevelopmentofanti-resonanthollowcorefibersprovidesapromisingsolutiontoovercometheselimitationsbyguidinglightinanair-filledcore.Inthispaper,wepresentacomprehensiveinvestigationintotheoptimizationdesignofa351nmlow-loss,low-dispersionUVpurequartzanti-resonanthollowcorefiber.
2.DesignConsiderations
2.1MaterialSelection
PurequartziswidelyrecognizedforitsexcellentUVtransmittance,makingitanidealmaterialforUVfiberoptics.Thespectralpropertiesandlosscharacteristicsofpurequartzat351nmareanalyzed,andthematerialischosenforthefiberdesign.
2.2GeometricalParameters
Thecross-sectionalgeometryofthefiberplaysacrucialroleindeterminingitslossanddispersioncharacteristics.Byvaryingthedimensionsoftheair-coreandthesurroundingcladdinglayers,thedesignparametersthatoptimizelow-lossandlow-dispersionpropertiesareinvestigated.
3.TheoreticalAnalysis
Atheoreticalmodelisdevelopedtoanalyzethepropagationbehaviorandlossmechanismsintheanti-resonanthollowcorefiber.Theoreticalcalculationsareperformedtoexploretheimpactofdifferentdesignparametersonthefiber'sl