1. 毕业设计（论文）的内容和要求

开发中低温固体氧化物燃料电池（sofcs）是sofcs商业化发展的必然趋势。

采用在中低温下具有足够高的氧离子电导率的新型电解质材料是sofcs中低温化的一条有效途径。

近年来，磷灰石型新型电解质作为一种性能优异的新型电解质材料受到来人们的广泛关注。

2. 参考文献

[1] J. H. Tao, H. H. Pan, Y. W. Zeng, et al. Roles of Amorphous Calcium Phosphate and Biological Additives in the Assembly of Hydroxyapatite Nanoparticles. The Journal of Physical Chemistry B, 2007, 111, 13410-13418. [2] L. C. Leu, S. Thomas, M. T. Sebastian, et al. Crystal Structure of Apatite Type Rare-Earth Silicate (Sr2RE2)(RE6)(SiO4)6O2 (RE=La, Pr, Tb, Tm, and Y). Journal of American Ceramic Society, 2011, 94, 2625-2632. [3] P. R. Slater, J. E. H. Sanson, J. R. Tolchard. Development of Apatite-Type Oxide Ion Conductors. The Chemical Record, 2004, 4, 373-384. [4] R. Ali, M. Yashima, Y. Matsushita, et al. Diffusion Path of Oxide Ions in an Apatite-Type Ionic Conductor La9.69(Si5.70Mg0.30)O26.24. Chemisry of Materials. 2008, 20, 5203-5208. [5] R. Ali, M. Yashima, Y. Matsushita, et al.Crystal structure and electron density in the apatite-type ionic conductor La9.71(Si5.81Mg0.18)O26.37. Journal of Solid State Chemistry, 2009, 182, 2846-2851. [6] 田长安,董　彪,曾燕伟. 磷灰石类新型电解质材料研究进展. 材料科学与工程学报, 2006, 24, 627-630. [7] 胡威峰, 喻俊, 曹江雄等. 磷灰石型La9. 33 (SiO4) 6O2 电解质的烧结及性能. 武汉工程大学学报, 2011, 33, 48-53. [8] 殷仕龙, 叶祝鹏, 曾燕伟 等, 熔盐法合成中温SOFC电解质La9.33Si6O26及其性能研究. 南京工业大学学报(自然科学版), 2013, 35(6): 1-4. [9] R. Q. Song, H. Couml;lfen. Mesocrystals-Ordered Nanoparticle Superstructures. Advanced Materials. 2010, 22, 1301-1330 [10] X. H. Zhang, X. D. Yi, J. W. Zhang, et al. Fabrication of Apatite-Type La9.33(SiO4)6O2 Hollow Nanoshells as Energy-Saving Oxidative Catalysts. Inorganic Chemistry. 2010, 49, 10244-10246. [11] Y. Yang, X. W. Sun, B. K. Tay, et al. Twinned Zn2TiO4 spinel nanowires using ZnO nanowires as a template[J]. Advanced Materials, 2007, 19: 1839-1844. [12] J. Zhou, J. Liu, X. Wang, et al. Vertically aligned Zn2SiO4 nanotube/ZnO nanowire heterojunction arrays[J]. Small, 2007, 3: 622-626. [13] Y. Yang, R. Scholz, H. J. Fan, et al. Multitwinned spinel nanowires by assembly of nanobricks via oriented attachment: a case study of Zn2TiO4[J]. ACS nano, 2009, 3: 555-562. [14] Y. Yang, R. B. Yang, H. J. Fan, et al. Diffusion‐Facilitated Fabrication of Gold‐Decorated Zn2SiO4 Nanotubes by a One‐Step Solid‐State Reaction[J]. Angewandte Chemie International Edition, 2010, 49: 1442-1446. [15] Y. L. Chang, H. I. Hsiang, F. T. Lan, et al. Synthesis of Sr2SiO4 nanometer particles from the core#8211;shell precursor of SrCO3/SiO2[J]. Journal of Alloys and Compounds, 2010, 500: 108-112. [16] L. Wang, X. Liu, Z. Hou, et al. Electrospinning synthesis and luminescence properties of one-dimensional Zn2SiO4: Mn2 microfibers and microbelts[J]. The Journal of Physical Chemistry C, 2008, 112: 18882-18888. [17] R. Yu, J. H. Pee, H. J. Kim, et al. Synthesis and characterization of Zn2SiO4: Mn2 nanocrystals and tuning of phase by controlling of silica shell thickness[J]. Electronic Materials Letters, 2014, 10: 1159-1162. [18] X. Chen, W. S. Kim. Template-engaged solid-state synthesis of barium#8211;strontium silicate hexagonal tubes[J]. Journal of Alloys and Compounds, 2015, 647: 1128-1135. [19] T. Yang, Y. Li, C. K. Chan. Enhanced lithium ion conductivity in lithium lanthanum titanate solid electrolyte nanowires prepared by electrospinning[J]. Journal of Power Sources, 2015, 287: 164-169. [20] X. F. Yang, J. H. Yang, K. Zaghib, et al. Synthesis of phase-pure Li2MnSiO4@C porous nanoboxes for high-capacity Li-ion battery cathodes[J]. Nano Energy, 2015, 12: 305-313.

3. 毕业设计（论文）进程安排

2016-12-16～2017-01-10 查阅文献，制定实验方案，完成开题报告 2017-01-10～2017-02-10 制备沿c轴生长的六方片状碱式碳酸镧 2017-02-11～2017-04-10 在片状碱式碳酸镧表面包裹二氧化硅，并固相反应生成片状硅酸镧 2017-04-11～2017-05-20 选取合适的成型和烧结制度工艺，制备得到硅酸镧电解质，并对其结构性能进行表征 2017-05-21～2017-06-07 毕业论文的撰写，完成毕业论文的各项结束工作和毕业答辩