Ammonia borane destabilized by aluminium hydride: A mutual enhancement for hydrogen release
Ammonia borane destabilized by aluminium hydride: A mutual enhancement for hydrogen release
复制标题
氨硼烷被氢化铝破坏稳定:氢释放的相互增强
DOI:
10.1016/j.ijhydene.2014.11.065
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发表时间:
2015-01
影响因子:
7.2
通讯作者:
Yu Xuebin
中科院分区:
文献类型:
--
作者:
Wan Lei;Chen Jie;Tan Yingbin;Yu Xuebin
Destabilized by aluminum hydride, the dehydrogenation properties of ammonia borane (AB) can be improved significantly, including enhanced dehydrogenation kinetics, reduced induction period and suppressed formation of volatile byproducts. Furthermore, a lowered dehydrogenation temperature was also achieved for AlH3, indicating a mutual dehydrogenation enhancement for both AB and AlH3in this mixture. The destabilized sample, 3AB/AlH3,can totally release more than 12 wt% of high-pure hydrogen (>99 wt%) without any detectable by-products below 250 °C. Mechanism investigations indicated that the mutual dehydrogenation enhancement in the mixture is attributed to the Coulombic attraction between the hydridic Hδ−in AlH3and the protonic Hδ+in the NH3group of AB.
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影响因子:
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通讯作者:
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影响因子:
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通讯作者:
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