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Data · dataset · 2022

Low-NoiseCompoundRingCavityFiberLaserwithStable Single-Longitudinal-ModeOperation

Listed in ScienceDB

Description

Low-noisenarrow-linewidthsingle-longitudinal-mode SLM lasershaveseveralimportantapplications inmanyfields suchasgravitationalwavedetection atomicandmolecularphysics timeandfrequencytransfer and precisionmeasurement Currently SLM fiberlasersaredividedintothree maintypes distributedfeedback distributedBraggreflection DBR andringcavitylaser Amongthem theringcavitylaser whichemploysalong cavitydesign facilitatesincreaseincavitygaintoimproveoutputpowerusingrelativelyhigh-gainfibers Aring cavitylasercanalsobeusedinotherapplicationssuchasfrequencytuningandfeedbackcontrolbysimplyinserting opticalcomponentsintoacavity Moreover theQ-valueofafiber-laserresonatorcanbeincreasedbyemployinga longringcavity Thislongcavityhelpsinobtaininganarrowfree-runninglaserlinewidthandreducestherelaxation oscillationfrequencyofthelaser Thisisusefulinsuppressingarelaxationoscillationpeakthroughphotoelectric feedbackcontrol However alongringcavityiseasilyaffectedbecauseofexternal-environmentnoisedisturbances whichleadstoSLMinstability e g modehopping Thusfar theachievedcontinuousoperationtimeofafreerunningcompoundringcavityfiberlaser without modehoppingisonlyseveralhours Therefore althoughin principal afiber-lasersourceexhibitsexcellentperformance itcannotmeetpracticalapplicationrequirements In thisstudy alow-noisenarrow-linewidth-ringerbium-dopedfiberlaseroperatinginaSLM and maintainingits polarizationisreported 

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Communications engineering 71%
Provenance · 1 source records, 11 field assertions
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ScienceDB10.57760/sciencedb.030878 d agoJSON v1
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