针对Ti36Zr40Ni20Pd4合金用X射线衍射仪和气固反应系统研究了其吸铸之前的晶体结构与吸氘特性.结果表明,吸铸前Ti36Zr40Ni20Pd4合金母锭形成了配位数为14的MgZn2结构的简单六方C14 Laves相,晶格常数a=0.5287 nm与c=0.8610 nm.简单活化后,该合金可在室温下大量吸氘,浓度达到10.96 mmol·D2/g·M(D2指氘分子,M指合金).经过一次吸放氘循环后,吸氘动力学显著提高,吸氘速率常数达到0.015 s-1.相对于成分相同的准晶相,Laves相Ti36Zr40Ni20Pd4合金吸氘较慢,但吸氘量相近,具有一定的储氢前景.
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