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.
参考文献
[1] | 徐波,王树林,李生娟,李来强.ZnFe2O4纳米结构制备及其M(o)ssbauer谱分析[J].材料工程,2011(08):28-31. |
[2] | Sugimoto Mitsuo .The Past, Present, and Future of Ferrites[J].Journal of the American Ceramic Society,1999(1/3):269-280. |
[3] | Shah, SA;Hashmi, MU;Alam, S;Shamim, A .Magnetic and bioactivity evaluation of ferrimagnetic ZnFe2O4 containing glass ceramics for the hyperthermia treatment of cancer[J].Journal of Magnetism and Magnetic Materials,2010(3):375-381. |
[4] | Michael D. Dolan;Alex Y. Ilyushechkin;Keith G. McLennan .Glass-Based Processing of Mixed-Oxide Desulfurization Sorbents[J].Industrial & Engineering Chemistry Research,2009(23):10498-10503. |
[5] | Feifei Liu;Xinyong Li;Qidong Zhao .Structural and photovoltaic properties of highly ordered ZnFe_2O_4 nanotube arrays fabricated by a facile sol-gel template method[J].Acta materialia,2009(9):2684-2690. |
[6] | ZnFe_2O_4 nanoparticles: Microwave-hydrothermal ionic liquid synthesis and photocatalytic property over phenol[J].Journal of hazardous materials,2009(1/3):431. |
[7] | 焦正,陈锋,李民强,刘锦淮,边历峰,钱逸泰.纳米ZnFe2O4气敏材料的结构和敏感特性研究[J].无机材料学报,2002(02):316-320. |
[8] | Yao CW;Zeng QS;Goya GF;Torres T;Liu JF;Wu HP;Ge MY;Zeng YW;Wang YW;Jiang JZ .ZnFe2O4 nanocrystals: Synthesis and magnetic properties[J].The journal of physical chemistry, C. Nanomaterials and interfaces,2007(33):12274-12278. |
[9] | IUPAC .Manual of symbols and terminology[J].Pure and Applied Chemistry,1972,31(04):578-638. |
[10] | KRESGE C T;LEONOWICZ M E;ROTH W J et al.Ordered mesoporous molecular sieves synthesized by a liquid-crystal template mechanism[J].NATURE,1992,359(6397):710-712. |
[11] | SUM H;HE C;SHARMA V K et al.Mesoporous zinc fetrite:synthesis,characterization,and photocatalytic activity with H2O2/visible light[J].Journal of Hazardous Materials,2012,211-212:95-103. |
[12] | Hongjin Lv;Liang Ma;Peng Zeng .Synthesis of floriated ZnFe2O4 with porous nanorod structures and its photocatalytic hydrogen production under visible light[J].Journal of Materials Chemistry: An Interdisciplinary Journal dealing with Synthesis, Structures, Properties and Applications of Materials, Particulary Those Associated with Advanced Technology,2010(18):3665-3672. |
[13] | Preston Brown;Louisa J. Hope-Weeks .The synthesis and characterization of zinc ferrite aerogels prepared by epoxide addition[J].Journal of Sol-Gel Science and Technology,2009(2):238-243. |
[14] | Zhu HL;Gu XY;Zuo DT;Wang ZK;Wang NY;Yao KH .Microemulsion-based synthesis of porous zinc ferrite nanorods and its application in a room-temperature ethanol sensor[J].Nanotechnology,2008(40):405503-1-405503-5-0. |
[15] | Haetge, J.;Suchomski, C.;Brezesinski, T. .Ordered mesoporous MFe_2O_4 (M = Co, Cu, Mg, Ni, Zn) thin films with nanocrystalline walls, uniform 16 nm diameter pores and high thermal stability: Template-directed synthesis and characterization of redox active trevorite[J].Inorganic Chemistry: A Research Journal that Includes Bioinorganic, Catalytic, Organometallic, Solid-State, and Synthetic Chemistry and Reaction Dynamics,2010(24):11619-11626. |
[16] | 徐如人;庞文琴.分子筛与多孔材料化学[M].北京:科学出版社,2004:146-149. |
[17] | 杨桦;宋利珠;裘晓辉 等.ZnFe2O4纳米晶的性能[J].材料研究学报,1994,8(03):242-244. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%