Citation:
Wang Xianyou, Liu Bing, Yuan Huatang, Zhang Yunshi. Effect of Al in Mm(NiCoMnAl)5 on the Performance of the Sealed MH/Ni Cell[J]. Chinese Journal of Applied Chemistry,
;1999, 16(1): 54-57.
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XRD results showed that in sealed MH/Ni cell Al can be dissolved in alkaline solution and precipited on the surface of Ni(OH)2, forming Ni1-xAlx(OH)2. Surface pretreatment of the hydrogen storage alloy powder of Mm(NiCoMnAl)5(Mm=mixed rare earth metal) could avoid the Al being released into the sealed MH/Ni cell.
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Keywords:
- hydrogen storage alloy,
- Al,
- sealed MH/Ni cell
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