用机械合金化的方法,通过球磨过程中的吸氢反应,将镁粉、镍粉、铜粉和氯化铬制备成纳米复合物.该纳米复合物具有较好的储氢性能,充氢容量大,充放氢速度快,放氢温度较低.揭示了其快速吸氢的原因,并首次提出了"引燃"的概念,初步研究了充氢过程中出现的引燃现象与温度及球磨时间的关系.上述复合物一般在200℃发生明显的引燃,其温度在几秒中内迅速升高到360～400℃,吸氢量也很快达到重量比5.6%,吸氢过程很快完成.
参考文献
| [1] | SONG M Y;PEZAT M;DARRIET B et al.A Kintic Study on the Rection of hydrogen with Mg2Ni[J].Journal of Solid State Chemistry,1985,56:191-202. |
| [2] | SONG M Y;IVANOV E;DRRIET B et al.Hydriding and Dehydriding Characteristic of Mechanically Alloyed Mixture Mg-xwt% Ni (x=5,10,25,55)[J].Journal of THE LESS-COMMON METALS,1987(131):71-79. |
| [3] | YANG J;CIUREANU M;ROBERGE R .Preparation and hydrogen storage properties of Mg1-xNx(x=0-45wt%) composite[J].Journal of Alloys and Compounds,1999,291:295-299. |
| [4] | Terzieva M.;Peshev P.;Khrussanova M. .Hydriding and dehydriding characteristics of Mg-LaNi5 composite materials prepared by mechanical alloying[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,1998(1/2):235-239. |
| [5] | Liang G.;Huot J. .Hydrogen storage in mechanically milled Mg-LaNi_5 and MgH_2-LaNi_5 composites[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2000(1/2):261-265. |
| [6] | Zaluska A;LUSKI L;Strom-Olsen O .Manocrystalline Magnesium fof hydrogen Storage[J].Journal of Alloys and Compounds,1999,288:217-225. |
| [7] | G.Liang;J.Huot .Hydrogen storage properties of the mechanically milled MgH2-V nanocomposite[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,1999(1/2):295-299. |
| [8] | CALLA A .Amorphization of Mg-Zn Alloys by Mechanical Alloying[J].Materials Science and Engineering,1989,118:131-135. |
| [9] | KONSTANCHUK I G;IVANOV E Y;PEZAT M et al.The Hydriding Properties of Mechanical Alloy with Composition Mg-25%Fe[J].Journal of THE LESS-COMMON METALS,1987,131:181-189. |
| [10] | 张允时;纪建华;袁华堂 等.储氢化合物Mg2i0.75Pd0.25的合成及吸放氢性能的研究[J].南开大学学报(自然科学版),1991,1(01):93-98. |
| [11] | Hampton M D;JUTURNR;LOMNESS J .The activation of Mg2Ni for initial hydrogen uptake by treatment with water vapor[J].International Journal of Hydrogen Energy,1999,24:981-988. |
| [12] | Michael D. Hampton;Janice K. Lomness .Water activation of Mg_2Ni for hydrogen uptake[J].International journal of hydrogen energy,1999(2/3):175-187. |
| [13] | G.Liang;S.Boily .Hydrogen storage properties of nanocrystalline Mg_2Ni_xCu_1-x synthesized by mechanical alloying[J].Materials Science Forum,1998(Pt.2):1049-1054. |
| [14] | Tsushio Y.;Enoki H.;Akiba E.;Tessier P. .Hydrogenation properties of Mg(1-x)M1(x)Cu(2) (M1 = La and Nd) with larger interstitial sites than MgCu2[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,1998(1/2):262-264. |
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