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1、ABSTRACTInrecentyears,laser-matterinteractionhasbeengivenalotofnewcontentbytherapiddevelopmentofultrafastpulsedlasertechnology.Amongthem,anewphysicalphenomenonissupercontinuumradiationgeneration(widespectralrangeoftheopticalradiation)whenthefemtosecondlas
2、erpassinanonlinearmedium.Thispaperdescribesthephenomenonoffemtosecondlaserpulsestoformasuper-continuumradiationinthesapphirefiber,includingthedevelopmentstatusinrecentyears,supercontinuumgeneration,andsomeofthetypical(important)characteristicsapplication.
3、Then,intheory,wemainlyintroducesthemaintheoreticalmechanismofself-phasemodulation,multiphotonionization,plasmadefocusingandstrengthclampedforpropagationofultrashortlaserpulseinatransparentmedium.Intheexperiments,wemeasuredthesupercontinuumspectrumgenerate
4、dinthesapphirefiberbyfemtosecondlaser,andtheeffectofdifferentenergy,differentfiberlengthtosupercontinuumgenerationwereanalyzed.Keywords:femtosecondlaserplasmafilamentsnonlineareffectsupercontinuumsapphirefiber目錄摘要ABSTRACT目錄第一章緒論...........................
5、...............................................................................................11.1引言...........................................................................................................................11.2飛秒激光產(chǎn)生超連續(xù)輻射的研究現(xiàn)狀...........
6、.........................................................11.3飛秒激光產(chǎn)生超連續(xù)輻射的應(yīng)用...........................................................................31.3.1光學(xué)相干斷層掃描.........................................................................................31
7、.3.2大氣遙感科學(xué).................................................................................................31.3.3度量學(xué).............................................................................................................41.3.4激光誘導(dǎo)放電..................
8、..............................................................................41.3.5激光誘導(dǎo)擊穿光譜（LIBS）.......................................................................51.3.6激光雷達(dá)....................................
