1. 毕业设计（论文）的内容和要求

甲醛气体的吸入会对人体造成一些不可逆转的伤害，比如嗅觉、肺功能、免疫功能、肝功能的异常，甚至会对细胞内的遗传物质造成损伤。

较低浓度的甲醛，会刺激人的嗅觉和眼黏膜，当甲醛浓度逐渐升高是会对呼吸道造成损害，严重时会引起咳嗽、胸闷甚至死亡。

通过溶胶- 凝胶法在室温的条件下，将一种廉价易得的多糖材料-壳聚糖为原料与二氧化硅进行纳米级的复合得到凝胶，对甲醛进行吸附。

2. 参考文献

参考文献 [1]吴亮亮.不同对虾中多酚氧化酶的提取比较及在虾体的分布研究[J]．食品工业科技，2001,33(7):56 -57． [2]ANh B，YU M J，KIM J M，et al．Indoor formaldehyde removal overcmK-3[J]．Nanoscale Research Letter,2012,7(1):1-6． [3]LIANG W J,LI J,LI J X,et al．Formaldehyde removal from gas streams by means of NaNO2 dielectric barrier discharge plasma[J]．Journal ofhazardous Materials，2010，175(1/2/3):1090-1095． [4]Kathyjo A J,Tiejuan M,Margaret A,et al.Hematopoietic potential of stem cell isolated from murine skeletal muscle[J].PNAS，1999，96(25):14-42 [5]吕浩永,赵亚菲,胡静荣,等,磁性壳聚糖硅胶复合微球的制备及其吸附Cu2 的性能研究[J]．分析科学学报,2016,03(32),309-314． [6]Desbri#232;res J.,Martinez C.,Rinaudo M.,Hydrophobic derivatives of chitosan: characterization and rheological behavior,International Journal of Biological Macromolecules,1996,19(1):21-28. [7]Bhatnagar A.,Sillanpaa M.,Applications of chitin-and chitosan-derivatives for the detoxification of water and wastewater-a short review,Advances in Colloid and Interface Science,2009, 152(1-2):26-38. [8]Huang K. L.,Ding P.,Liu S. Q.,et al,Preparation and characterization of novel chitosan derivatives:adsorption equilibrium of iron(III)ion,Chinese Journal of Polymer Science, 2008,26(1):1-11. [9]Hong A. Z.,Wei Y.F.,Chen S., Study on the decolor of acidic azo-dye waste water by magnetic chitosan microspheres, Light Textile Industry, 2003,165(2):1-5. [10]Chang X.H.,Chen D.R.,Jiao X.L.,Chitosan-based aerogels with high adsorption performance,Journal of Physical Chemistry B,2008,112(26):7721-7725. [11]Hrubesh L.W.,Aerogels: the world#8217;s lightest solids, Chemistry Industry,1990, 22(13): 824-827. [12]Hrubesh L.W.,Aerogel applications,Journal of Non-Crystalline Solids,1998,225(1): 335-342. [13]Kistler S.S.,Aerogel,Nature, 1931,127(13):741-742. [14]Peri J.B.,Infrared study of OH and NH2 groups on the surface of a dry silica aerogel, The Journal of Physical Chemistry,1966,70(9):2937-2945. [15]Cantin M.,Casse M.,Koch L.,et al,Silica aerogels used as Cherenkov radiators, Nuclear Instruments and Methods, 1974,118(1):177-182. [16]Pekala R.W.,Kong F.M.,Resorcinol-formaldehyde aerogels and their carbonized derivatives, Polymer Preprint,1989,30:221-227. [17]Pekala R. W.,Farmer J.C.,Alviso C.T.,et al,Carbon aerogels for electrochemical applications, Journal of Non-Crystalline Solids, 1998, 225(3):74-80. [18]Tan C.,Fung B. M., Newman J. K.,et al,Organic aerogels with very high impact strength, Advanced Materials,2001,13(9):644-646. [19]Schaefer D.W.,Keefer D.K.,Structure of random porous materials:silica aerogel, Physical Review Letters,1986, 56(9):2199-2202. [20]H#230;reid S.,Dahle M.,Lima S.,et al,Preparation and properties of monolithic silica xerogels from TEOS-based alcogels aged in silane solutions, Journal of Non-Crystalline Solids,1995,186:96-103.

3. 毕业设计（论文）进程安排

12.19-12.25 与学生见面,布置任务,对论文说明 12.26-1.1 查阅资料 1.2-1.10 书写开题报告 2.19-2.26 修改，复查开题报告 2.27-3.4 开题报告定稿 3.5-3.11 审核开题报告 3.12-3.18 英文文献翻译 3.19-3.25 英文文献翻译 3.26-4.1 文献翻译审核 4.2-4.8 进行毕业论文相关研究 4.9-4.15 进行毕业论文相关研究 4.16-4.22 进行毕业论文相关研究 4.23-4.29 进行毕业论文相关研究 4.30-5.6 进行毕业论文相关研究 5.7-5.13 进行毕业论文相关研究 5.14-5.20 进行毕业论文相关研究 5.21-5.27 进行毕业论文相关研究 5.28-6.3 毕业论文撰写 6.4-6.10 毕业论文修改 6.11- 毕业论文审核、答辩