共查询到20条相似文献,搜索用时 31 毫秒
1.
《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
2.
1 Introduction Cr4 ∶YAGhasbeenusedwidelyasasaturableabsorptionQ switchingtoachievethe giant pulseinNd∶YAGlaser[1,2 ] .Inaddition ,Cr4 ∶YAGisalsoagoodlasercrystaloverthewavelengthrangefrom 1 3 4 0nmto1 580nmtogeneratefspulse[3 ,4 ] .Recently ,withthediscoveryofthesatur… 相似文献
3.
《Chinese Journal of Lasers》2001,(6)
HighopticalqualityNd∶CdCOBcrystal (7%Nd,2 5× 40mm3)usedintheexperimentwasgrownwithCzmethod.TwocrystalspecimensarecutattypeIphasematching:forspecimen 1 ,θ=66.5°,=1 45.5°;forspecimen 2 ,θ=65°,=3 4 .6°.Usingplane (2 0 1 ) ,(4 0 1 )and (0 1 0 )asplaneofreference,therespectiveanglesofspecim… 相似文献
4.
Chen Yunlin Xu Jingjun Song Feng Zhang Guangyin Li Shichen Photonics Center College of Physics Science Nankai University Tianjin China College of Precision Instrument Optoelectronics Engineering Tianjin University Tianjin 《Chinese Journal of Lasers》2001,10(2):114-116
1 Introduction InrecentyearsLiNbO3crystalshavereceivedmuchattentionbecauseoftheirexcellentnonlinearproperties,andcanbeusedformanyapplicationsinthefieldsofelectro optics,laser physics,holographyandacoustics.Periodically poledcongruentLiNbO3 crystal (PPLN )h… 相似文献
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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
6.
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
7.
CHEN Xiaobo Masaaki Ohtsuka WANG Guowen Beijing Normal University Optics Center Beijing China Sumita Optical Glass INC. Japan Physics Department Peking University Beijing China 《Chinese Journal of Lasers》2001,10(5):369-372
Thebluelightisoneofthemostinterestingtopics[1~ 8] .ThispaperinvestigatestheblueupconversionluminescencephenomenonofYb3 dopedoxyfluoridevitroceramicsYb( 5)∶FOVandYb( 0 .5)∶FOVwhenexcitedby 96 0nmdiodelaser .Anewkindofup -conversioncooperativeradiationfluorescencew… 相似文献
8.
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
9.
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
10.
YANG Shengli CHEN Mouzhi 《Chinese Journal of Lasers》2002,11(1):23-26
1 Introduction Severalbiaxialcrystals ,suchasKTP ,LBO ,havesomeexcellentproperties,suchaslargenonlinear (NL )coefficients,widewavelengthrangesoftransmission ,andeasilygrowinglargesizecrystalwithhighquality .Thebiaxialcrystalshavebeenextensivelyusedinlaserfr… 相似文献
11.
1 Introduction Therapiddevelopmentofhigh powerdiodelasershasresultedinthesearchformoreefficientsolid statelasermaterialsforvariousapplications.Thelaseremissionfromthe4F3 / 2 4I11/ 2 transitionofNd3 + ionshasbeenobservedinavarietyofNd dopedcrystalsusingflashlam… 相似文献
12.
LIU Junhai WANG Jiyang SUN Lianke SHAO Zongshu JIANG Minhua 《Chinese Journal of Lasers》2001,10(1):1-5
1 Introduction Self frequency doublinglasercrystals,whichcombinetwodifferentfunctionsoflaseremissionandfrequencyconversion ,provideasimplewayofgeneratingcoherentvisibleradiation .Amongthevariousself frequency doublingcrystals ,neodymiumyttriumaluminumbora… 相似文献
13.
DAI Teli 《Chinese Journal of Lasers》2000,9(4):330-336
1 Introduction Themodularmicro channelcoolingheatsinksasmodularpackageforhighpowerlaserdiodearrayhavebeenusedforthediode pumpedsolid statelasersinthekWrange[1] ,sinceitisinvented[2 ] anddisclosed[3] .Inordertoapplythetechnologytoindustryprocessingthiskindofd… 相似文献
14.
《物理》2000,29(6)
1 Noncquilibrium patternsingranularmixingandsegregation(TroyShinbrot ,FernandoJ.Muzzio .Phys .Today ,2 0 0 0 ,No .3)2 Atmosphericinfrasound (AlfredJ .BedardJr ,ThomasM .Georges.Phys.Today ,2 0 0 0 ,No .3)3 Liquidcrystalsandcarbonmaterials(RobertH .Hurt,Zhong YingChen .Phys.Today ,… 相似文献
15.
1 Introduction Thegenerationofshortpulsetrainswithhighrepetitionratesisimportantformanyapplications,andactivelymode lockingfiberringlasersarepromisingsourcesofhighrepetitionratetransform limitedopticalpulses.Comparedwithactivelymock lockingsemiconducto… 相似文献
16.
1 Introduction Microchiplasersareminiatureandconsistofasliceofgainmaterialandnonlinearcrystal,withmirrorcoatingdepositedonthefacestodefinea plano planolasercavity .Manyapplicationsrequireareliable ,efficientandshort wavelengthlightsource .Microchipbluela… 相似文献
17.
Single Frequency Operation of Diode-pumped Intracavity Frequency Doubled Nd:YAG Laser With Tilted KTP Crystal: Theoretical St... 相似文献
18.
LU Hong 〔The Femtosecond Technology Research Association 《Chinese Journal of Lasers》2000,9(5):411-416
1 Introduction Someparticularapplicationsdemandustominimizetimingjitterinmode lockedsolid statelasers.Asweknow ,therearedifferencesamongthepulsesintervalsinapulsestrain ,whichcausetheinstabilityofthelaser,andtherootofthemeansquaredofthedifferencesiscall… 相似文献
19.
《Chinese Journal of Lasers》2000,(4)
AlargesizeandhighopticalqualityNd∶GdCOBcrystalwasobtainedbyCZpullingmethod.Thecrystalswerecutintwosamplewiththesamedimensionof3× 3× 8mm3 .TheoscillatinglasertravelsthroughonesamplealongX axisandtheotheralongY axis〔theanglesbetweenthecrystallophysicaxisand… 相似文献
20.
《Chinese Journal of Lasers》2000,(3)
AlargesizeandhighopticalqualityNd∶GdCOBcrystalwasobtainedbyCZpullingmethod.Thecrystalswerecutintwosamplewiththesamedimensionof3×3×8mm3.TheoscillatinglasertravelsthroughonesamplealongXaxisandtheotheralongYaxis〔theanglesbetweenthecrystallophysicaxisandthe… 相似文献