1. 毕业设计（论文）的内容和要求

众所周知，普通水泥本身的颗粒尺寸通常在7μm-200μm，而水化硬化浆体由众多的纳米级粒子（水化硅酸钙凝胶）和众多的纳米级孔和毛细孔（结构缺陷）以及尺寸较大的结晶型水化产物所组成。

利用纳米技术对水泥基材料进行改性从而生产出具有高强度、高抗渗性、高耐久性和良好施工性能的水泥基材料具有广阔的应用前景。

纳米材料改性水泥基材料一般表现为三种作用，化学作用、晶核作用和填充作用。

2. 参考文献

[1]M. Antoni，J. Rossen，F. Martirena，等. Cement substitution by a combination of metakaolin and limestone[J]. Cement and Concrete Research, 2012, 42(12): 1579-1589. [2]James J.Chan Beaudoin, Gordon W.Makar, Jonathan M.Torres, FaroanTrischuk, Ken. Effect of n-CaCO3 and metakaolin on hydrated Portland cement[M]. Vol. 4, 2012, pp. 211-221. [3]Miao Zhou Huang，Tao Meng，Xiao Qian Qian，等. Influence of nano-SiO2 and nano-CaCO3 on the mechanical properties of concrete with different strength grades[C]. Trans Tech Publ，2011:480-484. [4]Zhengyu HUANG，Fangliang CAO. Effects of nano-materials on the performance of UHPC[J]. Materials Review, 2012, 18: 037. [5]GTsivilis Kakali, SAggeli, EBati, M. Hydration products of C(3)A, C3S and Portland cement in the presence of CaCO3[M]. 2000. [6]Anal K Mukhopadhyay, 'Next-generation nano-based concrete construction products: a review', in Nanotechnology in Civil InfrastructureSpringer, 2011), pp. 207-223. [7]T Sato，JJ Beaudoin. Effect of nano-CaCO3 on hydration of cement containing supplementary cementitious materials[J]. Advances in Cement Research, 2011, 23(1): 33-43. [8]Taijiro Sato，Fatoumata Diallo. Seeding effect of nano-CaCO3 on the hydration of tricalcium silicate[J]. Transportation Research Record: Journal of the Transportation Research Board, 2010, (2141): 61-67. [9]Meng Tao，Qian Kuangliang，Qian Xiaoqian，等. Effect of the Nano-CaCO_3 on Hydrated Properties and Interface of Cement Paste [J][J]. Rare Metal Materials and Engineering S, 2008, 2 [10]Klaartje De Weerdt，Erik Sellevold，Knut O Kjellsen，等. Fly ash#8211;limestone ternary cements: effect of component fineness[J]. Advances in Cement Research, 2011, 23(4): 203-214. [11]Steve WM Supit，Faiz UA Shaikh. Effect of nano-CaCO 3 on compressive strength development of high volume fly ash mortars and concretes[J]. Journal of Advanced Concrete Technology, 2014, 12(6): 178-186. [12]Q. L. Xu，T. Meng，M. Z. Huang. Effects of Nano-CaCO3 on the Compressive Strength and Microstructure of High Strength Concrete in Different Curing Temperature[M]. Vol. PART 1, 2012, pp. 126-132. [13]黄政宇，曹方良. 纳米材料对超高性能混凝土性能的影响[J]. 材料导报, 2012, (18): 136-141. [14]李固华，高波. 纳米CaCO_3对砼耐干湿循环腐蚀性能的影响[J]. 重庆交通学院学报, 2007, (02): 131-135. [15]孟涛，钱匡亮，钱晓倩，等. 纳米碳酸钙颗粒对水泥水化性能和界面性质的影响[J]. 稀有金属材料与工程, 2008, (S2): 667-669. [16] 钱匡亮，张津践，钱晓倩，等. 纳米CaCO_3中间体对水泥基材料性能的影响[J]. 材料科学与工程学报, 2011, (05): 692-697. [17]Florence Sanchez，Konstantin Sobolev. Nanotechnology in concrete #8211; A review[J]. Construction and Building Materials, 2010, 24(11): 2060-2071. [18]Shiho Kawashima，Pengkun Hou，David J. Corr，等. Modification of cement-based materials with nanoparticles[J]. Cement and Concrete Composites, 2013, 36: 8-15.

3. 毕业设计（论文）进程安排

2017.1.10：熟悉课题并查阅文献，完成一篇英文翻译。

2017.2.25：充分阅读文献，了解课题研究背景，研究内容及要求，制定实验方案，做好准备工作，完成基础的水泥工作性能的实验。

2017.4.1：制作水泥砂浆试样，测定水泥的力学能能。