“珠串”堆叠超结构的介孔铁酸锌的制备与表征

以硫酸亚铁和硝酸锌为铁源和锌源,十二烷基硫酸钠为颗粒尺寸控制剂,草酸钠为沉淀剂,通过草酸盐的热分解制备了介孔铁酸锌。利用x射线粉末衍射、热分析、红外光谱、场发射扫描电镜和氮气吸附一脱附等手段对不同表面活性剂加入量制备的样品的晶相组成和表面结构进行了表征,结果显示,Fe2+和十二烷基硫酸钠的摩尔比为10:1,煅烧温度为500℃时制备的铁酸锌有较大的表面积(82.0m2·g-1),BJH平均孔径为12.5nm,孔体积为0.257cm3·g-1,得到的介孔铁酸锌具有由尺寸均一的纳米粒子规则排列而形成的“珠串”堆叠超结构。...

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Published in材料工程 no. 10; pp. 24 - 28
Main Author 沈水发 刘玉红 李玲 潘海波
Format Journal Article
LanguageChinese
Published 福州大学化学化工学院,福州,350108 2013
Subjects
Online AccessGet full text
ISSN1001-4381
1001-4381
DOI10.3969/j.issn.1001-4381.2013.10.004

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Abstract 以硫酸亚铁和硝酸锌为铁源和锌源,十二烷基硫酸钠为颗粒尺寸控制剂,草酸钠为沉淀剂,通过草酸盐的热分解制备了介孔铁酸锌。利用x射线粉末衍射、热分析、红外光谱、场发射扫描电镜和氮气吸附一脱附等手段对不同表面活性剂加入量制备的样品的晶相组成和表面结构进行了表征,结果显示,Fe2+和十二烷基硫酸钠的摩尔比为10:1,煅烧温度为500℃时制备的铁酸锌有较大的表面积(82.0m2·g-1),BJH平均孔径为12.5nm,孔体积为0.257cm3·g-1,得到的介孔铁酸锌具有由尺寸均一的纳米粒子规则排列而形成的“珠串”堆叠超结构。
AbstractList TB34; 以硫酸亚铁和硝酸锌为铁源和锌源,十二烷基硫酸钠为颗粒尺寸控制剂,草酸钠为沉淀剂,通过草酸盐的热分解制备了介孔铁酸锌.利用X射线粉末衍射、热分析、红外光谱、场发射扫描电镜和氮气吸附脱附等手段对不同表面活性剂加入量制备的样品的晶相组成和表面结构进行了表征,结果显示,Fe2+和十二烷基硫酸钠的摩尔比为10∶1,煅烧温度为500℃时制备的铁酸锌有较大的表面积(82.0m2·g-1),BJH平均孔径为12.5nm,孔体积为0.257cm3·g-1,得到的介孔铁酸锌具有由尺寸均一的纳米粒子规则排列而形成的“珠串”堆叠超结构.
以硫酸亚铁和硝酸锌为铁源和锌源,十二烷基硫酸钠为颗粒尺寸控制剂,草酸钠为沉淀剂,通过草酸盐的热分解制备了介孔铁酸锌。利用x射线粉末衍射、热分析、红外光谱、场发射扫描电镜和氮气吸附一脱附等手段对不同表面活性剂加入量制备的样品的晶相组成和表面结构进行了表征,结果显示,Fe2+和十二烷基硫酸钠的摩尔比为10:1,煅烧温度为500℃时制备的铁酸锌有较大的表面积(82.0m2·g-1),BJH平均孔径为12.5nm,孔体积为0.257cm3·g-1,得到的介孔铁酸锌具有由尺寸均一的纳米粒子规则排列而形成的“珠串”堆叠超结构。
Author 沈水发 刘玉红 李玲 潘海波
AuthorAffiliation 福州大学化学化工学院,福州350108
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Author_FL LIU Yu-hong
SHEN Shui-fa
LI Ling
PAN Hai-bo
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DocumentTitleAlternate Preparation and Characterization of Mesoporous ZnFe204 with Superstructure o{ Stacking Strings o{ Bead
DocumentTitle_FL Preparation and Characterization of Mesoporous ZnFe2O4 with Superstructure of Stacking Strings of Bead
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Keywords 介孔
coprecipitation
铁酸锌
superstructure of stacking strings of bead
珠串超结构
共沉淀
ZnFe2O4
mesoporous
Language Chinese
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ZnFe2 04 ; mesoporous ; coprecipitation ; superstructure of stacking strings of bead
Mesoporous ZnFe2O4 was successfully synthesized through the reaction of Zn2+ , Fe2+ and C202/4- using sodium dodecyl sulfate (SDS) as size-controlling reagent. The characterizations were done by X-ray powder diffraction (XRD), differential thermal analysis-thermo gravimetric analysis (DTA-TG), fourier transform-infrared spectroscopy (FT-IR), field emission scanning electronic mi- croscopy (FE-SEM), nitrogen adsorption-desorption measurement, showing that mesoporous Zn- Fe204 can be obtained after calcined at 500℃ with Fe2+ : SDS (mol)=10 : 1, its surface area is 82.0m2·g-1, BJH average diameter is 12.5nm, pore volume is 0. 257cm3 .g-1 and the mesoporous ZnFe204 has superstructure of stacking strings of bead.
SHEN Shui-fa,LIU Yu-hong,LI Ling,PAN Hai-bo (College of Chemistry and Chemical Engineering, Fuzhou University, Fuzhou 350108, China)
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PublicationTitle 材料工程
PublicationTitleAlternate Journal of Materials Engineering
PublicationTitle_FL Journal of Materials Engineering
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SubjectTerms 介孔
共沉淀
珠串超结构
铁酸锌
Title “珠串”堆叠超结构的介孔铁酸锌的制备与表征
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