However, an appropriate substitution of Cu by Ni ( 5 % , mole fraction ) in Mg 65 Cu 25 Tb 10 significantly improves the mechanical properties.

压缩实验结果表明:当Ni含量增加到5%时可以明显提高Mg-Cu-Tb-Ni非晶合金的断裂强度.

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The Ge mole fraction of 15 - 16 % was determined by Auger electron spectroscopy ( AES ).

俄歇电子谱 ( AES) 测试表明,所制备的Si_ (1-x ) Ge_x中Ge含量约为15-16%.

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