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314 个结果
  • 简介:Oilresourcesarenon-renewableandtheutilizationofoilresourcesshouldbesustainableandrational.Oilprocessing

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  • 简介:Toelucidatethemechanismofphotodynamicdamageofcells,theeffectofHPDpluslightontranscriptlonalectlvltyInthemucleusIsolatefromthenormalratliverwasstudiedinvitorby3H-UTPincorporationintoRNA.MeasurementsoffluorescencespectrumshowedthatHPDwasboundtothenucleusanditsfluorescenceIntensityIncreasedwiththeIncreaseofHPDconcentration.TheexperimentalresultsIndicatedthatnochangescouldbeobservedwheneitherHPDorlightwasusedalone.WhereasthenucleartranscriptionactivitywasfoundtobeinhibitedsignificantlybybothHPDandlighttreatment,andthedegreeofInhibitionwasdependentontheHPDconcentrationandthetimeofexposuretolight.Aftertreatmentby3μg/mlHPD,theinhibitionrateofthenucleartranscriptionactivitywas23%,45%,69%,80%and90%,respectivelyforlightexposureof2,5,10,20and30minutes.Ourresultssuggestedthatdose-dependentdecreasesinthenucleartranscriptionactivity,andmarkedinhibitionofthe

  • 标签: minutes ALONE inhibited elucidate EXPOSURE NUCLEUS
  • 简介:基于尖光谱方法和散布媒介的圆形的Gaussian分发(CGD)模型,我们数字地模仿通过强烈散布媒介的轻集中。在目标区域的一个高对比焦点被与二进制振幅调整使用反馈优化算法生产。形成在任意的区域与一个焦点或多重foci集中是可能的。紧张的改进因素上的空间轻调整的方形的片断的数字的影响被讨论。模拟结果被发现在对为轻refocusing的理论分析的好同意。

  • 标签: 强散射介质 聚焦 幅度调制 二值 介质模型 高斯分布
  • 简介:Inthepast,blast-resistantdesignsforstructureswereoftenconstructedwithmassivetypestructuralsystems,whichreliedmoreonbrutestrengththanonfinessetoachievetherequiredblastresistance.However,structurescomposedofCOLD-FORMEDsteelcomponents,suchassheetmetalandmetalstuds,haveshowngreatpromiseinprovidingblastresistancewiththeaddedbenefitsoflowcostandeaseofconstruction.Someexamplesofusingsuchstructurestoprovidecontainmentforpackagehandlingfacilities(PHF)aredescribedinthepaperforsituationswhereblastcontainmentisneeded,suchasapotentialpackagebombbeingdiscoveredduringthepackagevettingprocess.Resultsfromtestsandanalyticdataareusedtoillustrateaspectsofdesignpeculiartosuchtypesofapplications.DesignsforspecificcapacitiesofPHFaredescribed.

  • 标签: 爆破设计 包裹操纵灵便 淬火设计 轻量结构 安全保护
  • 简介:有有限阴极联系的欧姆的阳极接触和注射的一个双性人层模型被建议了计算再结合效率和设备的再结合区域宽度。洞传送层的厚度和联合效率和再结合宽度上的organic/organicinterface的障碍的效果被讨论了。它被发现那:(1)当电子充分被堵住,洞没在theorganic/organic接口显著地被堵住时,为给定的L_h/L,再结合效率与增加应用电压增加,但是在更高应用的电压,有增加L_h/L的再结合效率减少;(2)有增加的再结合效率增加使用了电压andH′_h,并且什么时候使用了电压和H′_h超过某价值,再结合效率作为一个高原出现;(3)有增加应用电压和L_h/L.This模型的再结合宽度减少可能向相对实验解释现象。

  • 标签: OLEDS 发光二极管 发射装置 重组效应
  • 简介:散布的光被发现在阳极的氧化铝的photonic水晶的传播系列上有大影响。事件光被遵守布拉格法律的分叉的隧道或毛孔的一个常规数组使衍射。传播光的紧张与因为增加的孔,增加蚀刻时间或扩大scatterers减少。紧张的变化和在多孔的氧化铝膜对发生角度的传播系列的剧降的宽度从象胶体的photonic水晶那样的另外的photonic水晶显示出相当不同的特征。[从作者抽象]

  • 标签: 阳极氧化铝 光子晶体 光散射 散射传输光谱
  • 简介:曼佳美是领导全球照明业界的设计商、制造商和分销商,一向致力研发和制造具革命性和环保效能的节能照明产品。在4月11至16日于法兰克福举行的Light+BuiLding展览会上,曼佳美特别邀请著名灯光设计师关永权(TinoKwan)和顶尖室内设计师陈德坚(KinneyChan)携手设计以宣扬绿色生活为题材的崭新展示区,成功点亮“LifeinLight”精彩生活。

  • 标签: LIGHT 绿色生活 展览会 室内设计师 照明产品 法兰克福
  • 简介:Alightbrownspotted-leafmutantofricewasisolatedfromanethanemethylsulfonate(EMS)-inducedIR64mutantbank.Themutant,designatedaslbsl1(lightbrownspotted-leaf1),displayedlightbrownspotinthewholegrowthperiodfromthefirstleaftotheflagleafundernaturalsummerfieldconditions.Agronomictraitsincludingplantheight,growthduration,numberoffilledgrainsperpanicle,seed-settingrateand1000-grainweightofthemutantweresignificantlyaffected.Geneticanalysisshowedthatthemutationwascontrolledbyasinglerecessivegene,tentativelynamedlbsl1(t),whichwasmappedtotheshortarmofchromosome6.Bydevelopingsimplesequencerepeat(SSR)markers,thegenewasfinallydelimitedtoanintervalof130kbbetweenmarkersRM586andRM588.Thelbsl1(t)geneislikelyanovelricespotted-leafgenesincenoothersimilargeneshavebeenidentifiednearthechromosomalregion.Thegeneticdataandrecombinationpopulationsprovidedwillfacilitatefurtherfine-mappingandcloningofthegene.

  • 标签: 基因定位 遗传分析 突变体 水稻 每穗实粒数 色斑
  • 简介:Wateroxidation,asamandatoryreactionofsolarfuelsconversionsystems,requirestheuseoflightabsorberswithelectronicpropertiesthatarewellmatchedwiththoseofthemulti-electroncatalystinordertoachievehighefficiency.Molecularlightabsorbersofferflexibilityinfinetuningoforbitalenergetics,andmetaloxidenanoparticleshaveemergedasrobustoxygenevolvingcatalysts.Hence,thesematerialchoicesofferapromisingapproachforthedevelopmentofphotocatalyticsystemsforwateroxidation.However,efficientchargetransfercouplingofmolecularlightabsorbersandmetaloxidenanoparticlecatalystshasprovenachallenge.Recentnewapproachestowardtheefficientcouplingofthesecomponentsbasedonsyntheticdesignimprovementscombinedwithdirectspectroscopicobservationandkineticevaluationofchargetransferprocessesarediscussed.

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  • 简介:InGaN-basedlight-emittingdiode(LED)asforthereplacementofconventionalfluorescentlightingsourcestillneedsagreatefforttoimprovethelight-extractingefficiencyaswellasinternalquantumefficiencyofLEDs.Surfaceplasmontechnologyhasrecentlyattractedconsiderableinterest,becausethespontaneousemissionrateandthelightextractionefficiencyofalight-emittingdevicecanbesimultaneouslyenhancedthroughthecouplingbetweenanInGaNquantumwellandsurfaceplasmons.Thesurfaceplasmon-emittercouplingtechniquewouldleadtohighbrightnessmultichipwhiteLEDsthatofferrealisticalternativestoconventionalfluorescentlightsources.Inthisarticle,thepossibleenhancementmechanismofsurfaceplasmonisdiscussed,andthenrecentdevelopmentsofsurface-plasmon-enhancedlight-emittingdiodeareintroduced.

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  • 简介:高温度液体被注入微尺寸毛状并且它的轻繁殖行为被调查。我们集中于抽方法的二不同液体。第一个方法能把高温度液体听输入微尺寸由使用一个高压力差别系统毛状。在抽以后,与光搬运人一起连接的单个模式纤维(SMF)基于微波interferometry(OCMI)系统被用来测量不同液体听层次在微尺寸毛状。第二个方法能把房间温度引擎油输入由使用注射泵毛状。当液体被输入时,这个方法能避免空气水泡毛状。

  • 标签: 高温液体 毛细管 微尺度 光传输 差分系统 微波干涉仪
  • 简介:Thispaperpresentsamethodtomeasurethein-planedisplacementfieldsofcurvedsurfacebymoireinterferometryofpartialcoherentlight.Themethodhasthefollowingadvantages:simpleopticalsystem,norequirementonvibrationisolation,highsensitivity,largemeasuringrange,highcontrastofinterferencefringesandavailabilitytoin-situstructuraltesting.Thepresentpaperalsogivestheoreticalanalysisofthemethodandtheformulasoflightintensityanddisplacementfield,andintroducesareplicationtechniquetoformahighfrequencyreflectancegratingonthecurvedsurface.Theexperimentsachievedthemeasurementofthesurfacedisplacementfieldofacylindricalshell—thesimultaneouscircumferential,axialand45°displacementfields.Thetorsionaltestdataforsurfacedisplacementofacircularbaragreewellwiththetheoreticalresult.

  • 标签: MOIRE INTERFEROMETRY partial COHERENT light CIRCUMFERENTIAL
  • 简介:基于常规双电子锅设备,三倍的层有铟听氧化物(ITO)的二异种结构的器官的轻射出的二极管(OLED)/N,N′-diphenyl-N,N′-bis(1-naphthyl)(1,1′-biphenyl)-4,4′-diamine(NPB)/2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline(BCP)/8-Hydroxyquinoline铝(用真空免职方法的Alq3)/Mg:Ag被制作了。OLED的表演上的BCP层的不同电影厚度的影响被调查了。结果证明当BCP层电影的厚度逐渐地从0.1nm变化了到4.0nm时,OLED的电镀物品光(EL)系列从绿色变了到对蓝色,和作为与EL光谱有关的费用搬运人的再结合区域扮演的BCP层浅绿色蓝色,提高亮度和力量效率。象7.3lm/W一样高到达的OLED的力量效率。

  • 标签: 电致发光器件 超薄层 OLEDS 异质结构