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 Posted: Mon 20:31, 29 Nov 2010 Post subject: true religion jeans New microwave dielectric ceram |
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,[link widoczny dla zalogowanych]
New microwave dielectric ceramic materials and components developed
5, MrrT. 33:586. Developmentofmicrowavedielectricceramicsandcomponents Ⅺ ONGZhao-xian, XIAOFen, XUEHao, QIUHong, ZHENGJian-sen, ZHANGChong,[link widoczny dla zalogowanych], LINChang-jian, YUEZhen. xing4 (1.DepartmentofMaterialsScienceandEngineering, XiamenUniversity, Xiamen361005, China; 2.DepartmentofPhysics,[link widoczny dla zalogowanych], XiamenUniversity, Xiamen361005, China; 3.DepartmentofChemistry, XiamenUniversity, Xiamen361005, China; 4.DepartmentofMaterialsScienceandEngineering, TsinghuaUniversity, Bei3iing100067, China) Abstract: Withthepopularizationofwirelesstechnologies, itisofkeyimportancetodevelopexcellentmicrowaveceramicswithhighdielectricconstant. 1owdielectriclossorhighqualityfactor, andsuitabletemperaturecoefficientofresonancefrequencyformicrowaveresonatorsandfilters. Inthispaper, differentkindsofsynthesistechniquesareadopted, notonlytraditionalsolid-statereactionmethodbutalsosolutionsynthesistechniques, includingCO-precipitationandhydrothermalsynthesis, inadditiontothegel-castingforcomplexshapeofceramiccomponentsandtape-castingforlargescaleplateofmicrowaveIC. Seriesofmicrowaveceramicsareprepared,, vimhighpermittivityandqua1ityfactor, inadditiontonearzerooftemperaturecoefficientofresonancefrequency. Severalkindsofmicrowavedevicesaredeveloped, forexamples,[link widoczny dla zalogowanych], dielectricresonators, dielectricfilters, GPSantennas, microwavecapacitors, filteringconnectorsofcommunicationcables, andthinsubstratesformicrowaveIC,[link widoczny dla zalogowanych], whichareappfiedindifferentkindsofmicrowaveequipments. Keywords: microwavedielectricceramics; dielectric ~ ters) GPSantennas; microwavecapadtors; microwavesubstrates ∞ can be, taboo carp IlcO analogy. I control ul
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