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Acontrolledformationofcage-likenanoporoushollowsilicamicrospheresShiquanLiu,MeiyingWei,JiancunRao,HaixiaWang,HuiZhaoPII:S0167-577X(11)00371-5DOI:doi:10.1016/j.matlet.2011.04.005Reference:MLBLUE12120Toappearin:MaterialsLettersReceiveddat
2、e:15November2010Accepteddate:3April2011Pleasecitethisarticleas:LiuShiquan,WeiMeiying,RaoJiancun,WangHaixia,ZhaoHui,Acontrolledformationofcage-likenanoporoushollowsilicamicrospheres,MaterialsLetters(2011),doi:10.1016/j.matlet.2011.04.005ThisisaPDFfileofa
3、nuneditedmanuscriptthathasbeenacceptedforpublication.Asaservicetoourcustomersweareprovidingthisearlyversionofthemanuscript.Themanuscriptwillundergocopyediting,typesetting,andreviewoftheresultingproofbeforeitispublishedinitsfinalform.Pleasenotethatduring
4、theproductionprocesserrorsmaybediscoveredwhichcouldaffectthecontent,andalllegaldisclaimersthatapplytothejournalpertain.ACCEPTEDMANUSCRIPTAcontrolledformationofcage-likenanoporoushollowsilicamicrospheresa*abaaShiquanLiu,MeiyingWei,JiancunRao,HaixiaWang,H
5、uiZhaoaSchoolofMaterialsScienceandEngineering,UniversityofJinan,Jinan250022,Shandong,ChinabDepartmentofMaterialsScience,HarbinInstituteofTechnology,Harbin150001,China*Correspondence:E-mail:vctrliu@hotmail.comFax&Tel:86-531-87974453SchoolofMaterialsScie
6、nceandEngineering,UniversityofJinan,WestcampusNo.106,JiweiRoad,Jinan250022,Shandong,ChinaAbstractCage-likehollowsilicamicrospherescomposedofmesoporoussilicananoparticlesandmacroporousinterparticlevoidswerefabricatedviathelatex-surfactantdualtemplatesro
7、ute,simplybycontrollingthesurfactantadditionsbelowitscriticalmicelleconcentration.Thesurfacearea,porevolume,andboththemesoporeandmacroporesizesdecreasedwiththesurfactantamount.Thesurfactantcationspreferentiallyassemblewithnegativelychargedsilicaspecies
8、generatedbythehydrolysisandcondensationoftetraethylorthosilicatetoformcompositesilica-surfactantnanoparticles.Theelectrostaticrepulsionbetweenthesilica-surfactantcompositenanoparticlesandnegativelychargedpolystyrene(PS)beadsissmallertha
