PHASE-TRANSFORMATIONS IN HYDROGEN SORPTION-DESORPTION BY HYDRIDES OF INTERMETALLIC COMPOUNDS OF THE CRB STRUCTURAL TYPE

被引:0
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作者
NEMIROVSKAYA, IE [1 ]
GRECHENKO, AN [1 ]
ALEKSEEV, AM [1 ]
LUNIN, VV [1 ]
机构
[1] MV LOMONOSOV STATE UNIV,MOSCOW 117234,USSR
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中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
We consider phase transformations in intermetallic-H-2 systems, occurring during sorption-desorption of hydrogen. As the objects of investigation, we used intermetallic hydrides of the CrB structural type: ZrNiH3.0, HfNiH3.0, ZrCoH3.0, HfCoH3.0. The phase transitions have been studied for the first time by in situ x-ray phase analysis. We have identified the following phases: ZrNiH1.0, HfNiH1.0, HfNiH3.0, ZrCoH3.0. We have shown the effect of the composition of the intermetallic compounds on the phase transitions for sorption-desorption processes.
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页码:680 / 686
页数:7
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