通过球磨晶态Ti2Ni合金制备非晶态Ti2Ni合金,采用X射线衍射、充放电测试、阳极极化曲线对不同结构的Ti2Ni储氢合金的充放电特性及腐蚀行为进行研究.结果表明:晶态Ti2Ni合金的首次电化学充氢容量可达480 mAh/g,但首次放氢量仅为充氢量的一半,合金内形成了大量不可逆氢化物相.随后的充放电循环中几乎没有不可逆相的形成.非晶相能够有效抑制充氢过程中不可逆相的形成,且充放氢使非晶合金间隙发生了弹性变形.此外,非晶结构使合金在碱性电解液中的自腐蚀电位升高、腐蚀电流降低,显著提高了合金的耐蚀能力.
参考文献
| [1] | Yuko G A;Barton J W;Gordon Paar .[J].Acta Crystallographica,1959,12(11):909. |
| [2] | Zhang Z;Ye Y Q;Kuo K H .[J].Philosophical Magazine A:Physics of Condensed Matter:Structure,Defects and Mechanical Properties,1985,52:L49. |
| [3] | Chatterjee R;O'Handley R C .[J].Physical Review B,1989,39(12):8128. |
| [4] | Buchwitz M;Adlwarth-dieball R;Ryder P L .[J].Acta Materialia,1993,41(06):1885. |
| [5] | Buchner H M;Gutjahr A;Beccu K D et al.[J].Zeitschrift fur Metalkunde,1972,63(08):49. |
| [6] | Wakao S;Yonemura Y;Nakano H et al.[J].Journal of the Less-Common Metals,1984,104(02):365. |
| [7] | Wakao S;Sawa H;Nakano H et al.[J].Journal of the Less-Common Metals,1987,131(1-2):311. |
| [8] | Luan B;Cui N;Liu H K et al.[J].Journal of Power Sources,1994,52(02):295. |
| [9] | Luan B;Cui N;Zhao H et al.[J].Journal of Power Sources,1995,55(01):101. |
| [10] | Luan B.;Liu HK.;Dou SX.;Kennedy SJ. .On the charge/discharge behavior of Ti2Ni electrode in 6 M KOH aqueous and deuterium oxide solutions[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,1998(1/2):224-230. |
| [11] | Luan B;Cui N;Zhao H et al.[J].Journal of Alloys and Compounds,1996,233(1-2):225. |
| [12] | Luan B;Cui N;Liu H K et al.[J].Journal of Power Sources,1995,55(02):197. |
| [13] | Luan B;Cui N;Zhao H J et al.[J].International Journal of Hydrogen Energy,1996,21(05):373. |
| [14] | Luan B.;Dou SX.;Liu HK. .ON THE ELEMENTAL SUBSTITUTIONS OF TITANIUM-BASED HYDROGEN-STORAGE ALLOY ELECTRODES FOR RECHARGEABLE NI-MH BATTERIES[J].Journal of Materials Science,1997(10):2629-2635. |
| [15] | Feng Y;Jiao L F;Yuan H T et al.[J].International Journal of Hydrogen Energy,2007,32(12):1701. |
| [16] | Drenchev B;Spassov T .[J].Journal of Alloys and Compounds,2007,441(1-2):197. |
| [17] | Smardz L;Smarda K;Jurczyk M et al.[J].Journal of Alloys and Compounds,2000,313(1-2):192. |
| [18] | Liu B Z;Wu Y M;Wang L M .[J].Electrochimica Acta,2007,52(11):3550. |
| [19] | Ares J R;Cuevas F;Percheron-Guégan A .[J].Acta Materialia,2005,53(07):2157. |
| [20] | Huang L J;Liang G Y;Sun Z B .[J].Journal of Alloys and Compounds,2006,421(1-2):279. |
| [21] | Zhang Y H;Ren H P;Li B W et al.[J].International Journal of Hydrogen Energy,2009,34(19):8144. |
| [22] | Xiao, XZ;Chen, LX;Hang, ZM;Wang, XH;Li, SQ;Chen, CP;Lei, YQ;Wang, QD .Microstructures and electrochemical hydrogen storage properties of novel Mg-Al-Ni amorphous composites[J].Electrochemistry communications,2009(3):515-518. |
| [23] | Chen L;Tong M;Chen DM;Long RB;Shang ZQ;Liu H;Sun WS;Yang K;Wang LB;Li YY;Wu F .Advanced nanocrystalline Zr-based AB sub 2 hydrogen storage electrode materials for NiMH EV batteries[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,1999(0):508-520. |
| [24] | Eliaz N;Eliezer D .[J].Advanced Performane Materials,1999,6(01):5. |
| [25] | Zhao X Y;Ma L Q;Ding Y et al.[J].Intermetallics,2010,18(05):1086. |
| [26] | Guo X Q;Ma L Q;Inoue A .[J].Materials Transactions,2001,42(10):2133. |
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