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《鑭離子和次甲基藍(lán)摻雜對(duì)kdp晶體生長及晶體質(zhì)量的影響》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫。
1、AbstractKDP(KH2P04)crystalisakindofnon．1inearopticalmaterialwithexcellentcharacter．KDPcrystalistheonlynonlinearcrystalcurrentlyusedforlaserinertialconfinementfusionduetotheirexclusivephysicalproperties．Consideringtheelectro’opticalpropertiesandlargedia
2、meter,highqualityKDPcrystalisoneoftheprimaryopticalcrystalsusedinhigh-powerlasersystems．Therefore，growthoflargediameterandhighqualityKDPcrystalbychanginggrowthparametersandchoosingproperadditiveshasbeentheresearchingfocusathomeandabroadallthewhile．Inth
3、ispaper,thestructure，propertyandapplicationsofKDPcrystalwereintroduced．Theresearchhistoryandactualityaboutinorganicanions，metalcationandorganicadditivewereexpoundedindetail．TheinfluencemechanismofadditivesonKDPcrystalwassummarizedandexplored．KDPcrystal
4、sweregrownbythemethodoftemperaturereduction．GrowthexperimentswerecarriedoutbychangingthesaturationtemperaturesandpHvaluesofKDPgrowthsolutions．TheoptimalsaturationtemperatureandpHvaluewereexplored．Onthisbasis，KDPgrowthexperimentswerecarriedoutbyaddingla
5、nthanonions(Lf+)andorganicdyes(methyleneblue)togrowthsolutions．BycomparingthepurewithLa¨dopedKDPcrystals，resultsshowsthatthedopedofLa”improvesthestabilityoftheKDPgrowthsolution，andreducesdefectsofKDPcrystal．Thetransmittanceoftheprismaticsectionofsample
6、swasmeasuredbyUV．VISSpoctrophotometerinrangesof200-800nm，researchesfoundthatLa3+withlowdopedconcentration(La¨=4x10。mo以0canimprovethetransmittanceofcrystalsintheUVband，andimprovethequalityofcrystals．AstotheKDPcrystaldopedwithmethyleneblue，whentheconcent
7、rationishigh，thestabilityoftheKDPgrowthsolutionisdeclinedinthegrowthprocessofKDP；WemeasuredthecontentofimpuritiesinKDPcrystals，andfoundthatthetotalcontentoftrivalentmetalionsdecreasedwiththeincreaseofdopingconcentration．Itindicatesthatdopedwithmethylen
8、ebluecaneffectivelyinhabittheadsorptionofFe3+，Cd+，A13+intheprismaticsectionofKDPcrystalandweakentheinfluenceoftheimpurityionstotheprismaticsection；ThedopedcrystalstructurewascharacterizedbyXRD，theresultsshowthatdifferentconcentrationsof
