材料科學(xué)與工程畢業(yè)論文鈦納米材料制備及其對(duì)重金屬離子吸附性能研究

1、本科畢業(yè)論文本科畢業(yè)論文（2020屆）屆）鈦納米材料制備及其對(duì)重金屬離子吸附性能研究鈦納米材料制備及其對(duì)重金屬離子吸附性能研究所在學(xué)院專(zhuān)業(yè)班級(jí)材料科學(xué)與工程學(xué)生姓名學(xué)號(hào)指導(dǎo)教師職稱(chēng)完成日期年月AbstractAstheheavymetalpollutioninwaterisbecomingasevereproblemwldwidemuchattentionhasbeenpaidtothetreatmentsofheavymetalsew

2、age.Titanatenanotubespossessingtheadvantageofgreatspecificsurfaceareathestabletubulousnanomphologyisapromisingadsbentofheavymetalions.Cadmiumionshexavalentchromiumionsaretakenasadsbatesinthisstudy.Ftheadsptionofcadmiumio

3、nswhicharepositivegedtitanatenanotubesaresynthesisedthroughhydrothermalprocess.Theinfluncesthathydrothermaltemperaturemakesonthecrystalfmnanomphologyadsptivepropertyofthenanotubeshavebeenstudied.thebesthydrothermaltemper

4、aturehasbeenertainedthetitanatenanotubespreparedthroughwhichshowgreatadsptivepropertytocadmiumions.Theequilibriumabsptioncapacityishighupto255.75mggprovingthetitanatenanotubesapromisingadsbenttoheavymetalcations.Asfhexav

5、alentchromiumwhichtakesthefmofaniontheunmodifiedtitanatenanotubesexhibitnogoodabsptioncapacity.Wedecidedtomodifythetitanatenanotubeswithaminosusingsilanecouplingagentsasmodifyingagents.Twokindsofaminomodifiedtitanatenano

6、tubeswithdifferentaminodensitiesaresynthesisedpossessabsptioncapacitytohexavalentchromiumanions@@respectivelywayhigherthantheunmodifiedoneswhichsuggeststhattheintroducingofaminosisaeffectivemodifingmethodagainstheavymeta