简介:
简介:分光镜并且在钠fluoroborate(SFB)的Nd3+离子的荧光性质眼镜通过光吸收,排放和腐烂大小被准备并且描绘。精力水平分析用免费离子的Hamiltonian模型被执行。试验性的振荡器力量被测量记录的吸收山峰包含的区域决定因为1.0mol.%Nd3+-做了眼镜。Judd-Ofelt参数(2,4,6)被用来评估象放射的转变那样的激光特征参数概率(AR),放射的腐烂时间(R),荧光分叉比率(R)和刺激排放为4F3/2的剖面图(e)亚稳的状态。为Nd3+离子的不同集中的荧光系列被在514.5nmAr+离子激光使样品激动记录。
简介:Inthisarticle,first,asufficientconditionforastarlikemappingoforderαf(x)definedontheunitballinacomplexBanachspaceisgiven.Second,thesharpestimateofthethirdhomogeneousexpansionforfisestablishedaswell,wheref(z)=(f1(z),f2(z),...,fn(z))’isastarlikemappingoforderαoranormalizedbiholomorphicstarlikemappingdefinedontheunitpolydiskinCn,andOurresultstatesthattheBieberbachconjectureinseveralcomplexvariables(thecaseofthethirdhomogeneousexpansionforstarlikemappingsoforderαandbiholomorphicstarlikemappings)ispartlyproved.
简介:摘要目的探讨Q开关NdYAG激光1064波长治疗颧部褐青色痣患者的术前、术中及术后护理。方法对72例患者的术前心理护理、术中手术护理及术后皮肤保养护理进行了总结。结果本组患者痊愈28例,显效31例,有效13例,治疗有效率达100%。结论全面认真的心理护理,特别是术后皮肤的保养护理是治疗成功的重要保障。
简介:Arationalapproximationmethodofthefractional-orderderivativeandintegraloperatorsisproposed.TheturningfrequencypointsarefixedineachfrequencyintervalinthestandardOustaloupapproximation.IntheimprovedOustaloupmethod,theturningfrequencypointsaredeterminedbytheadaptivechaoticparticleswarmoptimization(PSO).TheaveragevelocityisproposedtoreducetheiterationsofthePSO.Thechaoticsearchschemeiscombinedtoreducetheopportunityoftheprematurephenomenon.Twofitnessfunctionsaregiventominimizethezero-poleandamplitude-phasefrequencyerrorsfortheunderlyingoptimizationproblems.Somenumericalexamplesarecomparedtodemonstratetheeffectivenessandaccuracyofthisproposedrationalapproximationmethod.