以淀粉和工业水玻璃为原料,经过碳热还原反应制备出碳化硅纳米线.采用XRD、SEM、氮吸附-脱附和荧光光谱仪(PL)对所制备的样品进行表征,同时考察了碳硅比(物质的量比,下同)对碳化硅形貌、比表面积和荧光性能的影响.结果表明,当碳硅比为4.5时,合成的碳化硅为直的纳米线,比表面积为45m2/g,发光强度也达到最大.
参考文献
| [1] | Guiffard, B;Guyomar, D;Seveyrat, L;Chowanek, Y;Bechelany, M;Cornu, D;Miele, P .Enhanced electroactive properties of polyurethane films loaded with carbon-coated SiC nanowires[J].Journal of Physics. D, Applied Physics,2009(5):55503-1-55503-6-0. |
| [2] | Xinghong Zhang;Lin Xu;Wenbo Han .Microstructure and properties of silicon carbide whisker reinforced zirconium diboride ultra-high temperature ceramics[J].Solid state sciences,2009(1):156-161. |
| [3] | Pol VG;Pol SV;Gedanken A;Lim SH;Zhong Z;Lin J .Thermal decomposition of commercial silicone oil to produce high yield high surface area SiC nanorods[J].The journal of physical chemistry, B. Condensed matter, materials, surfaces, interfaces & biophysical,2006(23):11237-11240. |
| [4] | Krawiec P;Kaskel S .Thermal stability of high surface area silicon carbide materials[J].International Journal of Quantum Chemistry,2006(8):2281-2289. |
| [5] | Lu A H;Schmidt W;Kiefer W et al.High surface area mesoporous SiC synthesized via nanocasting and carbothermal reduction process[J].Journal of Materials Science,2005,40(18):5091. |
| [6] | Shi YF;Meng Y;Chen DH;Cheng SJ;Chen P;Yang TF;Wan Y;Zhao DY .Highly ordered mesoporous silicon carbide ceramics with large surface areas and high stability[J].Advanced functional materials,2006(4):561-567. |
| [7] | Ledoux M J;Hantzer S;Huu C P et al.New synthesis and uses of high-specific-surface SiC as a catalytic support that is chemically inert and has high thermal resistance[J].Journal of Catalysis,1988,114(01):176. |
| [8] | Parrnentier J;Patarin J;Dentzer J et al.Formation of SiC via carbothermal reduction of a carbon-containing mesoporous MCM-48 silica phase:A new route to produce high surface area Si[J].Ceramics International,2002,28(01):1. |
| [9] | Fu QG;Li HJ;Shi XH;Li KZ;Wei J;Hu ZB .Synthesis of silicon carbide nanowires by CVD without using a metallic catalyst[J].Materials Chemistry and Physics,2006(1):108-111. |
| [10] | Li Y B;Xie S S;Zou X P et al.Large-scale synthesis of β-SiC nanorods in the arc-discharge[J].Journal of Crystal Growth,2001,223(1-2):125. |
| [11] | Wensheng Shi;Yufeng Zheng .Laser Ablation Synthesis and Optical Characterization of Silicon Carbide Nanowires[J].Journal of the American Ceramic Society,2000(12):3228-3230. |
| [12] | Guo X Y;Jin G Q .Pore-size control in the sol-gel synthesis of mesoporous silicon carbide[J].Journal of Materials Science,2005,40(05):1301. |
| [13] | Pan S L;Zhang J J;Yang Y F et al.Effect of process parameters on the production of nanocrystalline silicon carbide from water glass[J].Ceramics International,2008,34(02):391. |
| [14] | Lyckfeldt O;Ferreira J M F .Processing of porous ceramics by 'starch consolidation'[J].Journal of the European Ceramic Society,1998,18(02):131. |
| [15] | 蔡国辉,郑瑛,郑勇,肖益鸿,魏可镁.以淀粉为碳源碳热还原法合成多孔高比表面积β-SiC[J].功能材料,2009(11):1847-1849. |
| [16] | Seo WS.;Koumoto K. .STACKING FAULTS IN BETA-SIC FORMED DURING CARBOTHERMAL REDUCTION OF SIO2[J].Journal of the American Ceramic Society,1996(7):1777-1782. |
| [17] | K. Janghorban;H. R. Tazesh .Effect of catalyst and process parameters on the production of silicon carbide from rice hulls[J].Ceramics International,1999(1):7-12. |
| [18] | Cambaz GZ;Yushin GN;Gogotsi Y;Lutsenko VG .Anisotropic etching of SiC whiskers[J].Nano letters,2006(3):548-551. |
| [19] | Matsumoto T;Takahashi J;Tamaki T et al.Blue-green luminescence from porous silicon carbide[J].Applied Physics Letters,1994,64(02):226. |
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