fdtd_application_examples_FDTD软件简介,应用.pdf

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1、FDTDSolutionsApplicationExamplesIntroductionOutlineRecommendedworkflow:Setupandparameterizationofsimulation:Runningandanalyzingresults:Parametersweepsandoptimization:Convergencetesting:UsingextracomputerstomakesweepsandoptimizationsrunfasterApplicationexamples:Moth'seyeso

2、larcell:Nanoholearray©2012LumericalSolutions,Inc.1OutlineAdvancedapplicationexamples(Day2)::Plasmonics:SiliconPhotonics(GratingCoupler,RingResonator):SolarCells:CMOSImageSensors:FluorescenceEnhancement:Metamaterials:Bandstructurecalculations:Nonlinear/Magneto-Optics/Anisot

3、ropy:Otherrequests?©2012LumericalSolutions,Inc.FDTDSolutionsWorkflow1.Parameterizethemodel:Addstructures,simulation,sources,monitors:Parameterizewhereappropriate2.Checkmaterialfitsandsimulationmemoryrequirements3.Runthesimulation4.Analyzeanddisplaytheresults5.Repeatifnecess

4、ary6.Addparametersweepsand/oroptimization7.Runparametersweepsand/oroptimization8.Analyzeanddisplaytheresults©2012LumericalSolutions,Inc.2ParameterizationofyourmodelParameterizationisessentialforoptimizationDesignsareoftencomplex3Dstructures©2012LumericalSolutions,Inc.Para

5、meterizationofyourdesignCreateyourownproperties©2012LumericalSolutions,Inc.3ParameterizationofyourdesignConstructthedesign©2012LumericalSolutions,Inc.ParameterizationofyourdesignParameterizationcanincludepositionofsourcesandmonitors:Anygroupcansetpropertiesofthechildren©

6、2012LumericalSolutions,Inc.4ParameterizationofyourdesignEssentialfor:Reproducibility:Easyparametersweeps:OptimizationLumerical’shierarchicalgrouplayoutandscriptbasedparameterizationmakesalmostanythingpossibleItisworththeinitialinvestment!©2012LumericalSolutions,Inc.FDTDS

7、olutionsWorkflowWewillgothroughtherecommendedworkflowinsomeadvancedexamples:Moth'seyedesignforSiliconARonsolarcell:Nanoholearray©2012LumericalSolutions,Inc.5SiliconARMotheyestructureshavebeenproposedasamechanismtoreducereflectionsfromsilicontoimprovetheefficiencyofphotovo

8、ltaicsolarcells:Chih-HungSunetal.,“Broadbandmoth-eyeantireflectioncoatingsonsilico