1. 毕业设计（论文）的内容和要求
本课题将研究一种新的纳米粒子外加剂C-S-H对水泥基复合胶凝材料的性能影响和机制。
通过等温量热方法观测纳米粒子加入复合胶凝体系后水泥的水化放热情况，研究外加剂对胶凝体系的水化进程的影响；通过酒精终止水化的方法，对水泥基复合胶凝材料体系进行早期和后期水化产物的测试，研究外加剂对复合胶凝体系中不同成分的影响；通过水泥胶砂强度测试、快速氯离子渗透试验测试、自收缩试验测试和抗硫酸盐侵蚀测试等试验测试方法对加入纳米C-S-H粒子外加剂的水泥基复合胶凝材料体系的早期和长期耐久性进行综合性的评价。
最后把整个研究内容写成毕业论文。
2. 参考文献
根据毕业要求指点10.3，毕设期间要进行研究现状调查与总结，要求在开题报告及毕业设计（论文）中涉及的英文文献不少于20篇，其中近5年不少于8篇，英文文献不少于5篇。
以下是与本课题相关的部分文献列表：[1] 李晓玲. 早期高温水养护对矿物料混凝土力学性能影响的研究[D]. 中国矿业大学, 2014.[2] Stark J , Bernd Mser, Bellmann F . Nucleation and growth of C-S-H phases on mineral admixtures[M]. Advances in Construction Materials. Springer Berlin Heidelberg, 2007:531-538.[3] Land G , Stephan D . The influence of nano-silica on the hydration of ordinary Portland cement[J]. Journal of Materials Science, 2012, 47(2):1011-1017.[4] Land G , Stephan D . Controlling cement hydration with nanoparticles[J]. Cement and Concrete Composites, 2015, 57:64-67.[5] Thomas J J , Jennings H M , Chen J J . Influence of Nucleation Seeding on the Hydration Mechanisms of Tricalcium Silicate and Cement[J]. The Journal of Physical Chemistry C, 2009, 113(11):4327-4334.[6] SINGH L P, BHATTACHARYYA S K, SHAH S P, et al. Studies on early stage hydration of tricalcium silicate incorporating silica nanoparticles: Part I. Construction and Building Materials [J], 2015, 74: 278-286[7] SINGH L P, BHATTACHARYYA S K, SHAH S P, et al. Studies on early stage hydration of tricalcium silicate incorporating silica nanoparticles: Part II. Construction and Building Materials [J], 2016, 102: 943-949[8] WANG F, KONG X M, WANG D M, et al. The effects of nano-C-S-H with different polymer stabilizers on early cement hydration. Journal of the American Ceramic Society [J], 2019, 102: 5103-5116[9] 张朝阳，蔡熠，孔祥明，郝挺宇 张 蔡 纳米C-S-H对水泥水化、硬化浆体孔结构及混凝土强度的影响. 硅酸盐学报 [J], 2019, 47(5): 585-592[10] Alizadeh R , Beaudoin J J , Raki L , et al. C-S-H/polyaniline nanocomposites prepared by in situ polymerization[J]. Journal of Materials Science, 2011, 46(2):460-467.[11] E. I , Al-Wakeel, and, et al. Promotion effect of C-S-H-phase nuclei on building calcium silicate hydrate phases[J]. Cement and Concrete Composites, 1999.[12] Foley E M , Kim J J , Taha M M R . Synthesis and nano-mechanical characterization of calcium-silicate-hydrate (C-S-H) made with 1.5 CaO/SiO2 mixture[J]. Cement and Concrete Research, 2012, 42(9):1225---1232.[13] Garrault-Gauffinet S , Nonat A . Experimental Investigation of Calcium Silicate Hydrate (C-S-H) Nucleation[J]. Journal of Crystal Growth, 1999, 200(3):565-574.[14] Hou P , Kawashima S , Kong D , et al. Modification effects of colloidal nanoSiO2 on cement hydration and its gel property[J]. Composites Part B: Engineering, 2013, 45(1):440---448.[15] Kanchanason V , Plank J . Role of pH on the structure, composition and morphology of C-S-H-PCE nanocomposites and their effect on early strength development of Portland cement[J]. Cement and Concrete Research, 2017:S0008884617302041.
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