中国合成超硬材料：钻石也不堪一击-快科技-科技改变生活

中国合成超硬材料：钻石也不堪一击

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2021年08月15日 16:46
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近日，作为国家重点实验室之一的燕山大学亚稳材料制备技术与科学实验室，成功合成了新型非晶材料“AM－III”。

非晶材料也叫非晶态材料、玻璃态材料，是一大类刚性固体，具有较高的硬度和粘滞系数。平常随处可见的玻璃，就是一种典型的非晶材料。

据介绍，AM - III材料的密度与金刚石相当，维氏硬度HV高达113GPa，可划伤单晶金刚石，后者可是目前已知自然界中最硬的物质。

图为AM-III材料划金刚石面留下的划痕

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#材料 #钻石

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