1. 毕业设计（论文）的内容和要求

钛基储氢合金抗腐蚀能力强并且抗粉化性能好，被称为有潜力的储氢合金之一。

传统的钛基储氢合金的储氢量较la系、mg系要低，但由于其合金组分大部分为价格便宜、资源丰富的金属，成本较低，因此很适合在工业中大规模生产。

合金材料的晶粒尺寸、非晶以及无序结构、亚稳相以及高压相，晶界体积分数、位错密度以及表面积这些因素都在很大程度上影响材料的储氢性质，其中更小的晶粒尺寸以及更大的位错密度可以使氢原子更快的在晶界面和位错中扩散，从而提高吸氢与释氢的速率。

2. 参考文献

[1]ZHAO X Y, MA L Q. Recent progress in hydrogen storage alloys for nickel/metal hydride secondary batteries [J]. Int J Hydrogen Energy, 2009, 34(11): 4788#8722;4796. [2]TIAN X, YUN G H, WANG H Y, SHANG T, YAO Z Q, WEI W, LIANG X X. Preparation and electrochemical properties of La#8722;Mg#8722;Ni-based La0.75Mg0.25Ni3.3Co0.5 multiphase hydrogen storage alloy as negative material of Ni/MH battery [J]. Int J Hydrogen Energy, 2014, 39(16): 8474#8722;8481. [3]ZHAO X Y, MA L Q, GAO Y J, DING Y, SHEN X D. Effect of surface treatments on microstructure and electrochemical properties of La#8722;Ni#8722;Al hydrogen storage alloy [J]. Int J Hydrogen Energy, 2009, 34(4): 1904#8722;1909. [4]LIU Y F, PAN H G, GAO M X, WANG Q D. Advanced hydrogen storage alloys for Ni/MH rechargeable batteries [J]. J Mater Chem, 2011, 21, 4743#8722;4755. [5]FAN Y P, PENG X Y, LIU B Z, ZHANG B Q, PENG Q M, JI L Q. Microstructures and electrochemical hydrogen storage performances of La0.75Ce0.25Ni3.80Mn0.90Cu0.30(V0.81Fe0.19)x (x=0#8722;0.20) alloys [J]. Int J Hydrogen Energy, 2014, 39(13): 7042#8722;7049. [6]WANG L, YAN H Z, XIONG W, LI B Q, LI J, KONG F Q. The influence of boron content on the structural and electrochemical properties of the La15Fe77B8-type hydrogen storage alloy [J]. J Power Sources, 2014, 259: 213#8722;218. [7]PENG X Y, LIU B Z, FAN Y P, JI L Q, ZHANG B Q, ZHANG Z. Microstructures and electrochemical characteristics of La0.7Ce0.3Ni4.2Mn0.9#8722;xCu0.37(V0.81Fe0.19)x hydrogen storage alloys [J]. Electrochim Acta, 2013, 93: 207#8722;212. [8]YAO Q R, ZHOU H Y, WANG Z M, PAN S K, RAO G H. Electrochemical properties of the LaNi4.5Co0.25Al0.25 hydrogen storage alloy in wide temperature range [J].J Alloy Compd, 2014,606: 81#8722;85. [9]PENG X Y, LIU B Z, FAN Y P. Microstructures and electrochemical hydrogen storage characteristics of La0.7Ce0.3Ni4.2Mn0.9#8722;xCu0.37-(Fe0.43B0.57)x (x=0#8722;0.20) alloys [J]. J Power Sources, 2013, 240: 178#8722;183. [10]LI X D, ELKEDIMA O, NOWAK M, JURCZYK M. Characterization and first principle study of ball milled Ti#8211;Ni with Mg doping as hydrogen storage alloy [J]. Int J Hydrogen Energy, 2014, 39(18): 9735#8722;9743. [11]LIU W Q, WANG X L, HU W, KAWABE Y, WTADA M, WANG L M. Electrochemical performance of TiVNi-quasicrystal and AB3-type hydrogen storage alloy composite materials [J]. Int J Hydrogen Energy, 2011, 36(1): 616#8722;620. [12]ZHANG Y H, CAI Y, YANG T, HOU Z H, ZHANG G F, ZHAO D L. Influence of melt spinning on the electrochemical hydrogen storage kinetics of RE#8722;Mg#8722;Ni-based A2B7-type alloys [J]. Rare Metal Mat Eng, 2013, 42(11): 2201#8722;2206. [13]ZHANG Y H, WANG H T, YANG T, ZHAI T T, ZHANG G F, ZHAO D L. Electrochemical hydrogen storage performances of the nanocrystalline and amorphous (Mg24Ni10Cu2)100#8722;xNdx (x=0#8722;20) alloys applied to Ni#8722;MH battery [J]. J Rare Earth, 2013, 31(12): 1175#8722;1182. [14]GAO M X, ZHANG S C, MIAO H, LIU Y F, PAN H G. Pulverization mechanism of the multiphase Ti#8722;V-based hydrogen storage electrode alloy during charge/discharge cycling [J]. J Alloy Compd, 2010, 489: 552#8722;557. [15]KARWOWSKA M, JARON T, FIJALKOWSKI K J, LESZCZYNSKI P J, ROGULSKI Z, CZERWINSKI A. Influence of electrolyte composition and temperature on behaviour of AB5 hydrogen storage alloy used as negative electrode in Ni#8722;MH batteries [J]. J Power Sources, 2014, 263: 304#8722;309.

3. 毕业设计（论文）进程安排

2018.2.25-2018.3.10：完成文献综述及开题报告的撰写任务、文献翻译完成； 2018.3.11-2018.4.20：完成材料的制备及结构表征； 2018.4.21-2018.5.10：完成电极材料的电化学性能测试； 2018.5.11-2018.6.1：完成实验数据的分析及整理工作，在此基础上完成毕业论文的撰写。

2018.6.2-2018.6.15：修改毕业论文并完成毕业论文的答辩。