首页 | 本学科首页   官方微博 | 高级检索  
相似文献
 共查询到20条相似文献,搜索用时 15 毫秒
1.
EfectofAdditionofSm2O3onPropertyofCuOγAl2O3CatalystJiangXiaoyuan(蒋晓原),ZhouRenxian(周仁贤),MaoJianxin(毛建新),ZhengXiaoming(郑小明)(...  相似文献   

2.
Anelectrorheologicalfluidisasuspensionofpolarizablesolidparticlesdispersedinanon conductingliquid ,exhibitingdrasticandreversiblechangeinrheologicalpropertieswhenanexternalelectricfieldisapplied[1] viaorderingofthemicrostructureintoparticulatecolumns.Thi…  相似文献   

3.
Nanoparticlesandnanoclustermaterialsareanewclassofadvancedmaterialsexhibit inguniquechemicalandphysicalpropertiescomparedtothoseoftheirbulkmaterials[1 ] .Y2 O3 :Euisanefficientred emissionphosphorwhichhasbeenusedinfluorescentlights (FL)andcathoderaytube (CRTs…  相似文献   

4.
Agrowinginterestandpromisingpotentialofhighpowersolidstatelasershavebeenshowninmanyhightechnicalengineeringfields.Insolidstatelasers,oneofthekeyopticalpartsisthepumpingcavitywhichreflectsthelamplighttolaseractivecrystalsource.Intermsofthisapplication,t…  相似文献   

5.
Crystalengineeringofcoordinationpoly merswithopenframeworksassembledfromor ganic metalcompoundshasbeenofgreatinter estsowingtotheirpotentialpropertiesasnovelmaterialssuchasgasadsorption[1,2 ] ,ion ex change[3] andcatalysis[4] .Theconstructionofcoordinationpolym…  相似文献   

6.
Animportantclassoffluorescentlampandplasmadisplayphosphorsisbasedoncom poundsofthealkaliearth rareearthaluminatesystemsbecauseoftheirhighluminescenteffi ciencyandstabilityunderultravioletandvacu umultravioletlightexcitation[1] .Especially ,alkalineearthhe…  相似文献   

7.
EffectofCeO_2onCrystalStructuresandCatalyticPropertiesoftheMn_2O_3CatalystsLuoMeng-Fei(罗孟飞);ZhuBo(朱波);YuanXian-Xin(袁贤鑫)(Cataly...  相似文献   

8.
Polyεcaprolactoneisofgreatinterestformedicalapplicationsbecauseoftheirbiodegradability,biocompatibilityandpermeabilitytomanydrugs.Increasingattentionispaidtoexplorelanthanidecomplexassinglecomponentcatalystsforringopeningpolymerizationofεcaprolactone.…  相似文献   

9.
Owingtotheexcellentresistancetohightemperaturecorrosion ,aluminizingcoatingshavebeenwidelyusedinvariousindustries ,suchasenergyresources ,transportation ,chemicalprocesses ,aeronauticsandastronau ticsetc .Thetraditionaltechniquestoobtaina luminizingcoatings…  相似文献   

10.
TiO2 photo catalysishasbeenafocusofnumerousinvestigationsinrecentyears ,par ticularlyowingtoitsapplicationforthecom pletemineralizationofundesirableorganiccon taminantstoCO2 ,H2 Oandinorganiccon stituent[1] .However,photo oxidationisalmostnotindustriallyapplie…  相似文献   

11.
CharacteristicsonCeriumPromotedIronBasedCatalystforDehydrogenationEthylbenzenetoStyreneZhuYixiang(祝以湘);HuYunhang(胡云行)(College...  相似文献   

12.
CatalyticPerformanceforOxidativeCouplingofMethaneoverEu2O3CatalystsPromotedbyAlkalineEarthFlouridesLongRuiqiang(龙瑞强),WanHuil...  相似文献   

13.
MaXin-Qing;(马信清);LiMei-Shuan;(李美栓);LiTie-Fan;(李铁藩)(InstituleofCorrosionandProtectionofMetals,CorrosionScienceLaboratory,Acade...  相似文献   

14.
EffectsofRareEarthDopingonthePropertiesofγ-Fe_2O_3MagneticPowder¥ZengHuan-Xing;RenFu-Min(DepartmentofMaterialsScienceandEngine...  相似文献   

15.
KineticsofReductionofIronOxideinCaO┐SiO2┐Al2O3┐FetOSlagswithGraphitePowderYangXuemin①,HuangDianbing②,KongLingtan②,YangTianjun...  相似文献   

16.
Mostoforganolanthocenecomplexescon tainingLn Cσ bondhaveproventobehighlyefficientcatalystsorprecatalysts ,suchasforC-Hbondactivationreaction[1] ,hydrogenationreaction[2 ] ,andhomogenouspolymeriza tion[3] .However ,amongthisfamilyofcom plexes ,σ bondedorganolanthoc…  相似文献   

17.
Copperoxideandironoxidearetradition aloxidizingcatalysts.Theirmixturesaregoodcatalystsforthepurificationofwastegases,es peciallyexcellentforcatalyzingthereductionofnitrogenoxidebycarbonoxideandtheoxi dationofnitrogenoxidebyoxygen .Recentre sultsaboutthes…  相似文献   

18.
Perovskite typeoxides (generalformulaABO3 )havebeenattractingmuchattentionformorethantwodecadesduetotheirpotentialcommercialapplicationsascatalystsforvariousreactions :oxidationofCO[1~ 3 ] andlighthy drocarbons[4~ 7] ,combustionofnaturalgasorCH4 [8~ 1 1 ] (tocontrolN…  相似文献   

19.
Themagneticpropertiesofheteropolynu clearcomplexescontainingboth 4fand 3dionshaveattractedconsiderableinterestssince1 985 [1] .Carboxylicacidisakindofpotentialligandforthedesignandsynthesisofthiskindofmagneticmolecularmaterials .Somecar boxylatecompoundswerep…  相似文献   

20.
Inordertoimprovetheresearchanddevelopmentofenvironmentalcatalysisandairpollutioncontroltechnolo giesinChina ,UnitedNationsIndustrialDevelopmentOrganizationassistsChinaindevelopingthree waycatalystsforautomobileemissionpollutioncontrol .InternationalWork…  相似文献   

设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号