摘要
Unlikeatraditionalfiberlaserwithadefinedresonantcavity,arandomfiberlaser(RFL),whoseoperationisbasedondistributedfeedbackandgainviaRayleighscattering(RS)andstimulatedRamanscatteringinalongpassivefiber,hasfundamentalscientificchallengesinpulsingoperationforitsremarkablecavity-freefeature.Forthetimebeing,stablepulsedRFLutilizingapassivemethodhasnotbeenreported.Here,weproposeandexperimentallyrealizethepassivespatiotemporalgain-modulation-inducedstablepulsingoperationofcounterpumpedRFL.Thankstothegoodtemporalstabilityofanemployedpumpingamplifiedspontaneousemissionsourceandthesuperiorityofthispulsegenerationscheme,astableandregularpulsetraincanbeobtained.Furthermore,thepumphysteresisandbistabilityphenomenawiththegenerationofhigh-orderStokeslightispresented,andthedynamicsofpulsingoperationisdiscussedafterthetheoreticalinvestigationofthecounterpumpedRFL.ThisworkextendsourcomprehensionoftemporalpropertyofRFLandpavesaneffectivenovelavenuefortheexplorationofpulsedRFLwithstructuralsimplicity,lowcost,andstableoutput.
出版日期
2017年06月16日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)