超短脉冲激光及其应用

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()11JOURNALOFAIRFORCEENGINEERINGUNIVERSITYVol.1No.120004(NATURALSCIENCEEDITION)Apr.2000a(,710068)::;;;:TN2:A:100923516(2000)0120001205,,,ö,,,,,11965,70,80,27(fs)1986,19fs1991,60fs(65011200nm),(3fs),,199311fs,19948fs,19967.5fs,1996,4.5fs,1998,4fs,(LD)Nd:YAG(1988,55ps)LDCr:LiSAF(1994,47fs,1995,24fs)LDNd:YVO412fs(CPA),:5fs4fs,a:2000202202:(19362),,().©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(LD),,Ti:Sapphire,Cr3+:LiSAF,Cr3+:LiCAF,Cr4+:YAG,Nd:YVO4;OPOOPA,OPO178nm-20Lm,OPA6.3fs5J,550nm-700nm;4fs1J,900nm-1300nm10HzTW(1TW=1012W),100TW,1020Wöcm2,25fs221,X,:Ti:Sapphire3fs;(10-18)(LD),LDDFBTW,,,,X,,,,1994,,1991Michigan(CenterforUltrafastopticalscience),1000,1200,,199619971995,,femtosecondTechnologyResearchAssociationESTA20052010GbösTbös,(10-18)(1015),2,ö,:öö(3.5ps100nV),,,22000©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(STM)(AFM)(),,,,ö,,ö(),:I2+XeIXe+I(),,;,ö,,,DNA,,,,(CPA),1020Wöcm21014Wöcm2,,1014Wöcm2,,XUV,,1018Wöcm2,XKeVX,,,Gbar,,(CPA),()(ICF)(,,),31©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.ös,,2005,Gbös;2010,1Tbös40Gbös,20051Tbös,20105Tbös,(TDM)(WDM),(CDMA),(DWDM),,DWDM19983,10010Gbös4001TbösTbitös,,(),,,GbösTbös,OTDMODWDM,(),,,,,,()(),,,,,,,,,,,1991:,4,,,,,,,,,(199842000©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.),,,,,()(),,,3,,,,,,,1995CLEO,AT&TWayneH.Knox:,,!!1999A.H.Ze2wail,:,,,UltrashortpulselaseranditsapplicationsHOUXun(Xi’anInstituteofPrecisionMechanics,ChineseAcademyofScience,Xi’an710068,China)Abstract:Thenewestadvancesinultrashortpulselasertechnologyarebrieflyreviewed,andtheseveralmostimportantapplicationsofultrashortpulselaser,suchasultra2highspeedopticalcommunication,storageofgreatcapacityinformation,studyofphotosynthesisandchemicalin2teractionsbymeansoffemtosecondlaserarealsodiscussed.Keywords:Ultrashortpulselaser;Ultrafastphenomenon;Opticalcommunication;Storageofinformation51