›› 2017, Vol. 37 ›› Issue (2): 54-60.doi: 10.16708/j.cnki.1000-758X.2017.0034

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TechniqueforinhibitingsecondaryelectronemissionofsilverbasedonZnOarray

 HU  Tian-Cun1,2, CAO  Meng1, BAO  Yan3, ZHANG  Yong-Hui3, MA  Jian-Zhong3, CUI  Wan-Zhao2,*   

  1. 2KeyLaboratoryforPhysicalElectronicsandDevicesoftheMinistryof Education,SchoolofElectronicand〖DW〗InformationEngineering,Xi′anJiaotongUniversity,Xi ′an710049,China
    2NationalKeyLaboratoryofScienceandTechnologyonSpaceMicrowave,ChinaAcademyof SpaceTechnology(Xi′an),Xi′an710100,China
    3CollegeofBioresourcesChemistryandMaterialsEngineering,ShaanxiUniversityofScience&Technology ,Xi′an710021,China
  • Received:2016-08-31 Revised:2017-02-23 Online:2017-04-25 Published:2017-03-17

Abstract: WithsatellitepayloadRFpowerincreasing,traditionalmethodsof inhibitingmultipactorareunabletomeettheneedsofhighpowersatellitepayloads.Reducingthe secondaryelectronemissioncoefficientofinternalsurfaceofhighpowerRFcomponentsisanimpor tantmethodforinhibitingmutipactor.Nanoscalesilvertrappingstructurewaspreparedbyconstructing nanodimensionZnOarrays,  andtheeffectsofpreparingmethodsofseedsandzincsaltconcentration onthegrowthofZnOarrayswerestudied.TheresultsshowthathomogeneousZnOarraysareobtain edonthesamplesurfacebyusingtheUVradiationforseedssynthesizationandincreasingzincsaltconcentration.TheeffectofpackingdensityofZnOarraysonsilverfilmsconstructionwasinvest igated.ItshowsthatlowdensityZnOarraysaresuitablefordepositionofsilveronthesurface ofZnOnanorods.Therefore,  thetechnologyforpreparationoftrapstructuresilverbasedonZnOarray swasobtained,andthemaximumsecondaryelectronemissioncoefficientofsilverdecreasedby36.3% .

Key words: multipactor, secondaryelectronemissioncoefficient, ZnOarrays, trapstructure, inhibition