以天然纳米管埃洛石作为载体,用氨水为沉淀剂,通过快速沉淀的方法在纳米管表面形成Ni(OH)2沉淀,再经过高温处理在纳米管表面合成了NiO纳米颗粒.利用XRD、TEM对合成的产物进行分析表征,表明在埃洛石纳米管的表面沉积了高密度、尺寸均匀、分散性好的NiO粒子(6~8 nm),而HRTEM分析表明NiO微粒为纳米晶体.良好分散性能的纳米氧化镍-埃洛石复合材料将会在气体传感器、锂离子电池负极材料以及高效催化剂方面有潜在的应用前景.
参考文献
[1] | Wenzhen Li;Changhai Lian;Jieshan Qiu;Weijinag Zhou;Hongmei Han;Zhaobin Wei;Gongquan Sun;Qin Xin .Carbon nanotubes as support for cathode catalyst of a direct methanol fuel cell[J].Carbon: An International Journal Sponsored by the American Carbon Society,2002(5):791-794. |
[2] | Hayashi Y;Fujita T;Tekunage T et al.Encapsluation of Co and Pd Multi-metal Nanowires Inside Muhiwalled Carbon Nanotubes by Microwave Plasma Chemical Vapor Depusition[J].Diamond and Related Materials,2007,16(04):1200-1203. |
[3] | N. Keller;C. Pham-Huu;T. Shiga .Mild synthesis of CoFe_2O_4 nanowires using carbon nanotube template: a high-coercivity material at room temperature[J].Journal of Magnetism and Magnetic Materials,2004(3):1642-1644. |
[4] | Ma S B;Alan K Y;Lee E S et al.Synthesis and Characterization of Manganese Dioxide Spontaneously Coated on Carbon Nanotubes[J].CARBON,2007,45:375-3829. |
[5] | Ma XC;Li X;Lun N;Wen SL .Synthesis of gold nano-catalysts supported on carbon nanotubes by using electroless plating technique[J].Materials Chemistry and Physics,2006(2/3):351-356. |
[6] | Fengyu Tan;Xiaobin Fan;Guoliang Zhang .Coating and filling of carbon nanotubes with homogeneous magnetic nanoparticles[J].Materials Letters,2007(8/9):1805-1808. |
[7] | Tae JW;Jang BS;Kim JR;Kim I;Park DW .Catalytic degradation of polystyrene using acid-treated halloysite clays[J].Solid state ionics,2004(1/4):129-133. |
[8] | Levis SR;Deasy PB .Characterisation of halloysite for use as a microtubular drug delivery system.[J].International Journal of Pharmaceutics,2002(1/2):125-134. |
[9] | Fu Y B;Zhang L D .Simultaneous Deposition of Ni Nanoparticles and Wires on a Tubular Halloysite Template:A Novel Metallized Ceramic Micrustmcture[J].Journal of Solid State Chemistry,2005,178:3595-3600. |
[10] | Fu YB;Zhang LD;Zheng JY .In-situ deposition of Pd nanoparticles on tubular halloysite template for initiation of metallization[J].Journal of nanoscience and nanotechnology,2005(4):558-564. |
[11] | Tari G;Bobos I;Gomes C S F et al.Modification of Surface Charge Properties during Kaoinite to Halloysite-7 A Transformation[J].Journal of Colloid and Interface Science,1999,210:360-366. |
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