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ZLI－1565液晶纯相位调制特性的实验研究.docx

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ZLI－1565液晶纯相位调制特性的实验研究 Title:ExperimentalStudyonthePurePhaseModulationCharacteristicsofZLI-1565LiquidCrystals Abstract: Liquidcrystalshavebeenwidelyutilizedinvariousapplicationsduetotheiruniqueproperties,includingtheirabilitytobeelectricallycontrolled.Inthisstudy,wefocusonZLI-1565liquidcrystalsandinvestigatetheirpurephasemodulationcharacteristicsthroughanexperimentalapproach.Theresearchaimstoprovideacomprehensiveunderstandingofliquidcrystalbehavioranditspotentialapplicationsinopticaldevicesandcommunicationsystems.Variousexperimentalmethodswereemployedtoevaluatethephasemodulationperformance,includingthemeasurementofthephaseshiftresponse,theinfluenceoftemperature,andthevoltagedependence.TheresultsdemonstratethefeasibilityandeffectivenessofusingZLI-1565liquidcrystalsforpurephasemodulation.Thisstudycontributestotheadvancementofliquidcrystaltechnologyandfostersthedevelopmentofinnovativedevices. Keywords:liquidcrystals,ZLI-1565,phasemodulation,opticaldevices,communicationsystems 1.Introduction Liquidcrystalsarematerialsthatpossesspropertiesbetweenthoseofconventionalliquidandsolidcrystalstates.Theyexhibituniqueoptical,electrical,andmechanicalcharacteristics,makingthemsuitableforvariousapplications,suchasdisplays,sensors,andopticaldevices.Amongthedifferenttypesofliquidcrystaltechnologies,phasemodulationisextensivelyused,enablingthemanipulationoflightwavesformultiplepurposes,includingcommunication,imaging,andinformationprocessing. ThisresearchfocusesonZLI-1565liquidcrystals,atypeofnematicliquidcrystalwithexcellentpropertiesforphasemodulation.ByunderstandingthepurephasemodulationcharacteristicsofZLI-1565,wecanexploreitspotentialapplicationsinopticaldevicesandcommunicationsystems. 2.ExperimentalMethodology 2.1PhaseShiftResponseMeasurement ToinvestigatethephasemodulationperformanceofZLI-1565liquidcrystals,acommonexperimentalsetupwasemployed.Itconsistedofalaser,apolarizer,abeamexpander,asamplecellfilledwithZLI-1565,andananalyzer.Thepolarizerandanalyzerwerecrossedtoensureaccurate