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啤酒废酵母为模板仿生合成介孔SiO2

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Abstract:

以啤酒废酵母为模板剂,采用沉淀法仿生合成具有介孔结构的SiO2材料。通过透射电镜(transmissionelectronmicroscopy,TEM)观察到SiO2的介孔结构。Brunauer–Emmett–Teller(BET)模型证明了介孔结构的存在,且样品的比表面积为244.98~339.16m2/g,平均孔径范围为4.32~8.04nm。用红外光谱分析仪对样品的成分和化学键进行分析,利用TEM和BET法研究废酵母用量对实验结果的影响。这种方法能够实现废物再利用,并能降低产品成本。

References

[1]  YIU H P Humphrey, BOTTING H Catherine, BOTTING P Nigel, et al. Size selective protein adsorption on thiol-functionalised SBA-15 mesoporous molecular sieve [J]. Phys Chem Chem Phys, 2001, 3: 2983–2985. [2] FAN Jie, LEI Jie, WANG Limin, et al. Rapid and high-capacity immo-bilization of enzymes based on mesoporous silicas with controlled morphologies [J]. Chem Commun, 2003, 17: 2140–2141. [3] YOU Bo, WEN Nangen, ZHOU Shuxue, et al. Facile method for fab-rication of nanocomposite films with an ordered porous surface [J]. J Phys Chem B, 2008, 112: 7706–7712. [4] JENSEN Martin, KEDING Ralf, HO?CHE Thomas, et al. Biologically formed mesoporous amorphous silica [J]. J Am Chem Soc, 2009, 131(7): 2717–2721. [5] WEINZIERL Daniel, LIND Anke, KUNZ Wermer. Hollow SiO2 mi-crospheres produced by coating yeast cells [J]. Cryst Growth Des, 2009, 9: 2318–2323. [6] MORIARTY Philip. Nanostructured materials [J]. Rep Prog Phys, 2001, 64: 297–381. [7] ZHAO Hongshi, HE Wen, WANG Yingjun, et al. Biomineralization of large hydroxyapatite particles using ovalbumin as biosurfactant [J]. Mater Lett, 2008, 62(20): 3603–3605. [8] ZHAO Hongshi, HE Wen, Yingjun Feng, et al. Biomimetic synthesis and characterization of mesoporous titanium dioxide [J]. Chem Eng Technol, 2007, 30(8): 1010–1013. [9] YAN Shunpu, HE Wen, SUN Caiyun, et al. The biomimetic synthesis of zinc phosphate nanoparticles [J]. Dyes Pigm, 2009, 80(2): 254–258. [10] HE Wen, YAN Shunpu, WANG Yingjun, et al. Biomimetic synthesis of mesoporous zinc phosphate nanoparticles [J]. J Alloy Compd, 2009, 477: 657–660. [11] ZHOU Weijia, HE Wen, WANG Meiting, et al. Biosynthesis and charac- terzation of layered iron phosphate [J]. Smart Mater Struct, 2008, 17: 065034-1–4. [12] HE Wen, ZHOU Weijia, WANG Yingjun, et al. Biomineralinzation of iron phosphate nanoparticles in yeast cell [J]. Mater Sci Eng C, 2009, 29: 1348–1350.

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