共查询到20条相似文献,搜索用时 46 毫秒
1.
1 Introduction Inrecentyears ,obviousprogresshasbeenachievedinflashlamppumpingNd∶YAGlaserswithlong pulseandhighaverageoutputpower[1] .ButthereexistsaneedforQ switchedsolid statelasersystemswithhighaverage power .ThismaybeachievedwithNd :YAGoscillator amplif… 相似文献
2.
《Chinese Journal of Lasers》2002,(6)
·LASERDEVICES·ExperimentalStudyonActive passiveMode lockingUsingCr4 + ∶YAGasSaturableAbsorber1 61 1AMicrochipTunableBlueLaserSourceBasedUponCr∶LiSAFinContactwithKNCrystal1 61 5HighPower 940nmAl freeActiveRegionLaserDiodesandBarswithaBroadWaveguide1 61 91 .3 2 μmNd3+ ∶Y… 相似文献
3.
SONG Yanrong LI Zhonghao XIAO Yan WANG Haibing ZHOU Guosheng 《Chinese Journal of Lasers》2000,9(1):15-19
1 Introduction Withincessantappearanceofnewlasercrystalswitheverwiderfluorescencespectrum,suchasTi∶sapphire,Cr4 ∶YAG,theprelimi... 相似文献
4.
DAI Jianming ZHANG Lizhe ZHANG Weili CHAI Lu WANG Yong XING Qirong WANG Qingyue 《Chinese Journal of Lasers》2000,(5)
1 Introduction SincethefirstgenerationofCr∶LiCaAlF6laserreportedbyS .A .Paynein1988[1] ,therehasbeenincreasinginterestinCr dopedcrystalsastunable ,ultrashort pulse ,all solid statelasermaterials,andtherehavebeenmanyreportsonCr∶LiCAF ,Cr∶LiSAF ,Cr∶LiSCAFandCr∶LiS… 相似文献
5.
Passive Q-switching of Pulsed and CW Nd:YAG Lasers with Cr ̄(4+):YAGPassiveQ-switchingofPulsedandCWNd:YAGLaserswithCr ̄(4+):YAG... 相似文献
6.
WANG Yan YIN Shaotang YU Xiling ZHANG Qingli WANG Aihua CAO Yuhui CHANG Yong WANG Xiaoguang Crystal Laboratory Anhui Institute of Optics Fine Mechanics The Chinese Academy of Sciences Hefei 《Chinese Journal of Lasers》2002,(3)
1 Introduction Cr,Tm ,Ho∶YAGisakindofveryimportant 2 μmlasercrystal,whose 2 .1 μmlaserisabsorbedstronglybywatercomponentoftissue,resultinginshallowtissuepenetrationandgoodsurgicalprecisioninmosttypesofsoftandhardtissue .Ho∶YAGlaserhasbecomeanimportantsource… 相似文献
7.
Ni Guoquan Li Zhong Lei Anle Xu Zhizhan 《Chinese Journal of Lasers》2001,10(2):117-122
Duringthepastyearsarevolutionhasemergedtoproduceultrashortandextremelyhigh intensitylaser pulseswiththedevelopmentofthetechniqueofchirpedpulseamplification (CPA ) [1] .Concurrently ,theavailabilityoftheultrashortintense pulsesopensanewregimeofstrongfield mat… 相似文献
8.
WAN Xiaoke LIN Lihuang OUYANG Bin DING Yanhua XU Jun DENG Peizhen 《Chinese Journal of Lasers》1997,6(3):193-197
SaturableExcitedStateAbsorptionofCr4+YAGforQ┐switchingNdYAGLaserWANXiaokeLINLihuangOUYANGBinDINGYanhuaXUJunDENGPeizhen(Shang... 相似文献
9.
1 Introduction Generationofoptical pulseswithhighrepetitionrateisoneofthekeytechnologiesinthefutureultra highspeedopticalnetworks[1] .Itisalsousefulforgenerationofoptically fedmillimeterwaveinfiber radiotransmission[2~ 4] .Althoughthebandwidthofelectronican… 相似文献
10.
Falihati. Mejiti V.L.Kalashnikov I.G.Poloyko Toran. Vajidi Physics Department Xinjiang University Urumqi China International Laser Center Belorussian State Poletechnical Academy Skoryna Ave. Bldg.. M 《Chinese Journal of Lasers》2002,(3)
1 Introduction Recently ,laser performanceofnewYb3 ∶KY (WO4) 2 crystal (Yb3 ∶KYW )hasbeenobtainedat 1 0 2 5nm[1] .TheYb3 ∶KYWcrystalisa promisingmaterialformicrochipand passivemode lockedlaserstunableintherangeof 1 0 2 0~ 1 0 6 0nm .ItisknownthatKerr lensmode lockingtechniq… 相似文献
11.
The Study on the Interaction between Tm~(3 ) and Tb~(3 ) Rare Earth Ions in YVO_4 Crystal 总被引:1,自引:0,他引:1
HUANG Lilei HONG Zhi ZHUANG Jian 《Chinese Journal of Lasers》2001,10(6):450-454
1 Introduction Thelasingperformancesofrare earthionTm3 dopedlasercrystalsat~ 2 .3 μmand~1 .9μmwavelength ,correspondingto3H4→3H5 and3F4→ 3H6 transitionswerestudiedbyJ .A .Caird[1] andL .F .Johnson[2 ] .RecentlyF .S .Ermeneux[3] suggestedthelasingpossibilitiesofTm3 dopedlaserc… 相似文献
12.
《Chinese Journal of Lasers》2001,(6)
·LASERDEVICES·ThermalLensing ,LaserPerformanceat 1.0 6 μmand 0 .5 3μmofaNYABLaser End pumpedbyaDiode laser array15 5 1Diode pumpedBirefringentTunableNd∶YAGLaserwithLargeFrequencyDifference 15 5 6HighRepetitionRateOpticalPulseGenerationUsingaRationalHarmonicMode L… 相似文献
13.
High Power 940 nm Al-free Active Region Laser Diodes and Bars with a Broad Waveguide 总被引:1,自引:0,他引:1
FANG Gaozhan XIAO Jianwei MA Xiaoyu XU Zuntu ZHANG Jinming TAN Manqing LIU Zongshun LIU Suping FENG Xiaoming 《Chinese Journal of Lasers》2002,11(1):9-13
1 Introduction High powerlaserdiodescoveringthewavelengthrangefrom 91 0nmto 940nmarewidelyusedforpumpingYb∶YAGsolid statelasers,pumpingytterbium erbiumdopedfiberamplifer (YEDFA ) ,soldering ,materialprocessing,andmedicaltherapy .Inordertoachievehigherpower,highr… 相似文献
14.
1 Introduction Compressed pulsesfromdispersion decreasingfibers[1] (DDFs)haveapplicationsintime division multiplexedopticalcommunicationsatratesashighas 1Tbit/s[2 ] ,inall opticalsamplingsystems[3] ,andinsupercontinuumgeneration[4] .Generationofpedestal freepulseso… 相似文献
15.
CHEN Changshui WANG Peilin XIE Jianping SHI Dufang SHA Xianwu HE Yulong 《Chinese Journal of Lasers》2001,(1)
1 Introduction Cr∶LiSAFlaserhasatuningrangefrom780to 1 0 2 0nm ,andanexcitedlifetimeof67μs[1 ] whichissuitableforflashlamppumpingandQ switching.Therefore ,thelaserhasapotentialapplicationindifferentialabsorptionlidar (DIAL) .The 2nd ,3rdand 4thharmonicwavesofpulseout… 相似文献
16.
ZHANG Yejin CHEN Weiyou LIU Caixia LIU Shiyong 《Chinese Journal of Lasers》2001,10(3):171-173
1 Introduction Itiswellknownthattherearetwomainmaterialsystemsforlong wavelengthsemiconductorlasers.TheIn1 -xGaxAs1 -yPy systemhasbeenresearchedextensively[1 ,2 ] ,buttheIn1 -x-yGayAlxAssystemonlyrecentlybegantoyieldhighqualityresults[3,4] .FortheIn1 -x-yGayAlxAssys… 相似文献
17.
1 Introduction Opticalfastfrequency hopingcode divisionmultiple accesssystems (FFHOCDMA)haverecentlybeen proposedasacandidateforopticallocalareanetworks(LANs) [1,2 ] .Inthisscheme ,FBGsarecodingdevices,whichslicethespectrumoftheincoming pulsetoreflect .Theoutpu… 相似文献
18.
ANewResonatorWithANon─misalignedFourMirorReflectorAndItsEfectOnBeamQualityImprovementOfHighAveragePowerNd:YAGLasersC.M.Zhao,G... 相似文献
19.
CHEN Youming ZHOU Fuzheng HU Wentao LI Zhishen YANG Xiangchun Wang Zhijiang 《Chinese Journal of Lasers》1994,3(5):401-405
HighpowerNd:YAGslablasersidepumpedbydiodelaserarrayCHENYouming;ZHOUFuzheng;HUWentao;LIZhishen;YANGXiangchun;WangZhijiang(Shan... 相似文献
20.
通过对Cr∶YAG、Tm∶YAG和Cr,Tm∶YAG晶体吸收光谱和发射光谱的比较,研究了Cr,Tm∶YAG晶体中的能量转移过程.指出Cr3+→Tm3+能量转移过程中,无辐射能量转移占绝对优势. 相似文献