研究了Ni50Mn29Ga21Tbx系列磁性记忆合金不同状态下的晶体结构.列出了近年来发现的几种Ni-Mn-Ga合金的马氏体的详细资料.结果表明,在不改变Ni50Mn29Ga21合金组分的条件下,Tb的加入并没有改变合金的马氏体晶体结构.经过比较和计算,发现Ni50Mn29Ga21Tbx合金系列的晶体结构属于非调制型马氏体.
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