毕业设计（论文）论文题目：反应条件对sol-gel合成锆英石的影响英文题目：InfluenceoftheReactionConditiononPreparationofZrSiO4bySol-gel学院：化学生物与材料科学学院专业：材料科学与工程学号：07057125学生姓名：罗秋锋指导教师：刘晓东、罗太安二0一一年六月摘要g/cm3。产物的化学组成以ZrO2和SiO2等组成为主；凝胶后处理过程中经过氨水洗涤的样品其晶体组成主要以为锆英石（ZrSiO4）和斜锆石（ZrO2）为主，其中含有部分方石英（SiO2），而未经氨水洗涤的样品，其晶体为单一的单斜锆石（ZrO2）。关键字：锆英石、溶胶-凝胶法、反应条件ABSTRACTThesafedispositionofhighlevelradioactivewasteisaglobalproblemforthenucleardevelopment,sincethetechnicalisverydifficult,theresearchcycleislonger，anditreferstodifferentsubjectsincludinggeology,chemistry,materials,andothers.AsthefirstartificialbarrierofdeepgeologicaldisposalofHLW,thestabilityofimmobilizationhasimportantinfluenceondisposalrepository.ThispapersynthesizeszirconbySol-Gel;wedicussSol-Gelreactionconditionshowtoinfluencethepreparationofprecursor;TestingthephysicalandchemicalpropertiesofZirconsamplesanduseXRD,EPMAtoanalysisethedifferentphasecompositionandmineralcompositionofseveralgroupsofzirconsamples.Theexperimentalconditionsforzirconprecursoris:amountofwater30mL,pH2～3.Thephaseofsamplewashedbyammoniaisformofbaddeleyite(ZrO2)andzircon(ZrSiO4),theotherphase（SiO2）.Anotherwithoutwashingonlyincludesbaddeleyite(ZrO2).ThemaincompositionsoftwosamplesaremainlycomposedwithZrO2andSiO2,andZrO2isthemaincontent..Keywords:Zircon、Sol-Gel、Reactioncondition目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc170487688"第一章绪论PAGEREF_Toc170487688\h1HYPERLINK\l"_Toc170487689"锆英石的结构及性能PAGEREF_Toc170487689\h1HYPERLINK\l"_Toc170487690"1.2锆英石的主要应用PAGEREF_Toc170487690\h2HYPERLINK\l"_Toc170487691"1.3锆英石的主要合成方法PAGEREF_Toc170487691\h2HYPERLINK\l"_Toc170487692"1.3.1固相法PAGEREF_Toc170487692\h2HYPERLINK\l"_Toc170487693"1.3.2沉淀法PAGEREF_Toc170487693\h2HYPERLINK\l"_Toc170487694"1.3.3水热法PAGEREF_Toc170487694\h3HYPERLINK\l"_Toc170487695"1.3.4溶胶—凝胶法PAGEREF_Toc170487695\h3HYPERLINK\l"_Toc170487696"1.4溶胶-凝胶法制备陶瓷的基本原理PAGEREF_Toc170487696\h3HYPERLINK\l"_Toc170487697"1.5本文研究目的及内容PAGEREF_Toc170487697\h4HYPERLINK\l"_Toc170487698"