1. 毕业设计(论文)的内容和要求
本课题将设计将对耐高温碳化钛气凝胶材料进行研究,本课题基于碳化硅和氮化硅气凝胶研究的理论和实践基础上开展本课题的研究。
明晰碳化硅气凝胶的制备过程和反应机理,应用到本研究中,本课题的关键是开发出RF/TiO2复合气凝胶的制备工艺,使RF/TiO2复合气凝胶中的C/Ti比符合碳热还原反应要求,使其组织结构和孔结构均一,以保证获得完整块状TiC气凝胶,最后把整个研究内容写成毕业论文。
毕业论文的内容和要求如下:(1)在第1章背景介绍部分,通过文献阅读和总结分析,给出如下内容:有机溶胶(如RF溶胶)和TiO2溶胶的制备方法,现有的 TiC气凝胶的合成工艺以及研究现状以及在制备TiC气凝胶存在的问题或不足,本课题拟开展的研究内容和预期目标。
2. 参考文献
[1] Leventis N , Chandrasekaran N , Sadekar A G , et al. The effect of compactness on the carbothermal conversion of interpenetrating metal oxide/resorcinol-formaldehyde nanoparticle networks to porous metals and carbides[J]. Journal of Materials Chemistry, 2010, 20(35):7456. [2] Reu, M. and L. Ratke, Subcritically dried RF-aerogels catalysed by hydrochloric acid. Journal of Sol-Gel Science and Technology, 2008. 47(1): p. 74-80.[3] Mulik S , Sotiriou-Leventis C , Leventis N . Time-Efficient Acid-Catalyzed Synthesis of Resorcinol Formaldehy-de Aerogels[J]. CHEMISTRY OF MATERIALS, 2007, 19(25):6138-6144. [4] Qin G , Guo S . Preparation of RF organic aerogels and carbon aerogels by alcoholic sol-gel process[J]. Carbon, 2001, 39(12):1935-1937.[5] Leventis N , Chandrasekaran N , Sadekar A G , et al. One-Pot Synthesis of Interpenetrating Inorganic/Organic Networks of CuO/Resorcinol-Formaldehyde Aerogels: Nanostructured Energetic Materials[J]. Journal of the American Chemical Society, 2009, 131(13):4576-4577. [6] 刘盼盼,贾振新,吕军军,杨富城,罗雨欣,高鸿毅.有机-无机复合气凝胶研究进展[J].化学通报,2019,(第10期). [7] 孙希静.气凝胶复合材料的研究进展[J].云南化工,2019,(第2期).[8] 锁浩,王伟,江胜君,崔升,沈晓冬,朱小飞,吴晓栋.耐高温气凝胶隔热材料研究进展[J].上海航天,2019,(第6期).[9] 郭艳芝,沈军,王珏.常压干燥法制备炭气凝胶[J].新型炭材料,2001,(第3期).[10] 蒋伟阳,张波,周斌,沈军,王珏.间苯二酚-甲醛有机气凝胶的结构控制研究[J].材料科学与工艺,1996,(第2期).[11] 李文翠,朱盛维,郭树才.催化剂种类对间苯二酚甲醛气凝胶结构的影响[J].大连理工大学学报,2000,(第4期). [12] 沈伟韧,贺飞,赵文宽.超临界干燥法制备TiO2气凝胶[J].催化学报,1999,(第3期).[13] 王玉栋,陈龙武,甘礼华,侯继(学支).块状TiO2/SiO2气凝胶的非超临界干燥法制备及其表征[J].高等学校化学学报,2004,(第2期).[14] 盛宇,徐丽慧,沈勇,王黎明,潘虹.疏水型SiO2/TiO2复合气凝胶的制备及光催化性能研究[J].现代化工,2019,(第2期).[15] Nawaz, M., et al., One-step hydrothermal synthesis of porous 3D reduced graphene oxide/TiO2 aerogel for carbamazepine photodegradation in aqueous solution. APPLIED CATALYSIS B-ENVIRONMENTAL, 2017. 203: p. 85-95. [16] Zhang, Y., et al., Facet exposure-dependent photoelectrocatalytic oxidation kinetics of bisphenol A on nanocrystalline {001} TiO2/carbon aerogel electrode. APPLIED CATALYSIS B-ENVIRONMENTAL, 2017. 216: p. 30-40.[17] Liu, Z., et al., Synthesis and Characterization of Uniform Spherical Nanoporous TiO2 Aerogel Templated by Cellulose Alcohol-Gel with Enhanced Photocatalytic Activity. INTERNATIONAL JOURNAL OF POLYMER SCIENCE, 2016(9351725). [18] Yuan, D., et al., Superhydrophobic Hierarchical Biomass Carbon Aerogel Assembled with TiO2 Nanorods for Selective Immiscible Oil/Water Mixture and Emulsion Separation. INDUSTRIAL ENGINEERING CHEMISTRY RESEARCH, 2018. 57(43): p. 14758-14766. [19] Shi, M., et al., Biomass-derived multifunctional TiO2/carbonaceous aerogel composite as a highly efficient photocatalyst. RSC ADVANCES, 2016. 6(30): p. 25255-25266. [5] Liu C , Cui N , Brown N M D , et al. Effects of DBD plasma operating parameters on the polymer surface modification[J]. Surface Coatings Technology, 2004, 185(2):311-320.[20] Zhang, C., et al., Conformal carbon coated TiO2 aerogel as superior anode for lithium-ion batteries. CHEMICAL ENGINEERING JOURNAL, 2018. 351: p. 825-831.[21] Moussaoui, R., et al., Sol-gel synthesis of highly TiO2 aerogel photocatalyst via high temperature supercritical drying. JOURNAL OF SAUDI CHEMICAL SOCIETY, 2017. 21(6): p. 751-760.[22] Litts, B., et al., Development of a carbon nanomaterial-based nanocomposite aerogel for the removal of organic compounds from water. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2019. 257.
以上是毕业论文任务书,课题毕业论文、开题报告、外文翻译、程序设计、图纸设计等资料可联系客服协助查找。