DIN 41390 T.2-1984 高要求圆柱形绝缘额定直流电压160至630V.塑胶膜KS型电容器.应用等级FSG和HSG
时间:2024-05-02 11:09:46 来源: 标准资料网 作者：标准资料网 阅读：9464
【英文标准名称】:Polystyrenefilmcapacitors,160to630Vd.c.,forextendedlife,cylindricalcase,insulated,classofapplicationFSGandHSG
【原文标准名称】:高要求圆柱形绝缘额定直流电压160至630V.塑胶膜KS型电容器.应用等级FSG和HSG
【标准号】:DIN41390T.2-1984
【标准状态】:作废
【国别】:
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【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
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【正文语种】:
【英文标准名称】:StandardPracticeforX-rayDiffractionDeterminationofPhaseContentofPlasma-SprayedHydroxyapatiteCoatings
【原文标准名称】:浆喷施羟磷灰石涂层的相含量的X射线衍射测定的标准实施规程
【标准号】:ASTMF2024-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F04.13
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:amorphouscalciumphosphate(ACP);hydroxyapatitecoatings;hydroxyapatite(HAP);hydroxylapatitecoatings;phaseanalysis;tricalciumphosphate;whitlockite;Amorphouscalciumphosphate(ACP);Hydroxyapatite(HAP);Hydroxylapatite(HA);Phaseanalysis;P
【摘要】:Calciumphosphatecoatingshavebeenshowninanimalandclinicalstudiestobebiocompatibleandtoenhancetheearlyattachmentofbonetoimplantsurfaces(seeRefs.1-5)Itisbelievedthattheformofcalciumphosphateceramicanditspuritywithrespecttosecondarycrystallinephasesandamorphousmaterialhaveaneffectonitsphysical,mechanical,andbiologicalproperties.However,nodefinitivestudiesofeffectsonbiologicalpropertieshavebeencompleted.Toachievereproducibleclinicalresultsandtopermitthedeterminationoftheeffectsofpropertiesofthecoatingonbiologicalperformance,itisessentialthatthepropertiesofbothclinicalandexperimentalmaterialsbewell-characterizedandconsistent.Thispracticeprovidesproceduresfordeterminationofthepercentagebyweightofthecrystallinephasesidentifiedashydroxyapatite,x03B2;-TCPandCaOinplasma-sprayedhydroxyapatitecoatings.1.1Thispracticeisforthedetermination,bytheReferenceIntensityRatioExternalStandardMethod,ofthepercentbyweightofthecrystallinephases,hydroxyapatite(HA),beta-(whitlockite)tricalciumphosphate(x03B2;-TCP),andcalciumoxide(CaO)incoatingsdepositeduponmetallicsubstratesbyplasma-sprayinghydroxyapatite.1.2Amajorcomponentinplasma-sprayedHAcoatingsotherthanHAisexpectedtobeamorphouscalciumphosphate(ACP).CrystallinecomponentsotherthanHAthatmaybepresentincludealpha-andbeta-(whitlockite)tricalciumphosphates,tetracalciumphosphate(TTCP),calciumoxide,andcalciumpyrophosphates.QuantificationoftheminorcrystallinecomponentshasproventobeveryunreliableduetoextremeoverlapandconfoundingofX-raydiffractionpeaks.Therefore,thispracticeaddressesthequantificationofonlyHA,x03B2;-TCP,andCaO.1.3Thispracticewasdevelopedforplasma-sprayedHAcoatingswithHAcontentsofatleast50%ofthetotalcoating.Itisrecognizedthattheanalysisofthecrystallinecomponentsusesdiffractionfromregionsofthepatternthatalsoincludesasmallcontributionfromtheamorphouscomponent.However,withinthelimitsofapplicabilityofthispractice,theeffectofsuchinterferenceisbelievedtobenegligible.1.4Thecoatinganalyzedshallbeproducedandprocessedunderequivalentmanufacturingconditionstothatonthedeviceofinterest.1.5ThispracticerequirestheuseofmonochromatedcopperKx03B1;radiationandflatsamples.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_99
【页数】:4P.;A4
【正文语种】:英语
【英文标准名称】:Informationtechnology-Modesofoperationforann-bitblockcipheralgorithm-Corrigendum
【原文标准名称】:信息技术.n字节分组密码算法用操作模式.勘误表
【标准号】:ANSI/INCITS/ISO/IEC10116Corrigendum1-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:算法;代码表示;数据处理;数据保护;数据安全;定义;编码;信息技术
【英文主题词】:Algorithms;Codedrepresentation;Dataprocessing;Dataprotection;Datasecurity;Encoding;Informationtechnology
【摘要】:
【中国标准分类号】:L80
【国际标准分类号】:35_040
【页数】:
【正文语种】:英语