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科学家设计出比钻石更硬的物质

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Scientists have found a new way to structure carbon at the nanoscale, making a material that's superior to diamond on the strength-to-density ratio.

科学家发现了一种新的方法构造纳米级碳,做出了一种在强度密度比上优于钻石的物质。

While the tiny carbon lattice has been fabricated and tested in the lab, it's a very long way off practical use. But this new approach could help us build stronger and lighter materials in the future - which is something that's of great interest to industries such as aerospace and aviation.

虽然做出了这种微碳晶格,在实验室中进行了测试,但还不能用于实际应用。但这种新的方法能帮我们在未来构造出更坚固更轻的物质,航空航天等行业对此会非常感兴趣。

What we're talking about here is something known as a nanolattices - porous structures like the one in the image above that's made up of three-dimensional carbon struts and braces. Due to their unique structure, they're incredibly strong and lightweight.

我们讨论的是纳米晶格,这种多孔结构如上图所示,是由三维碳素支柱和支撑构成的。由于其结构独特,所以异常坚固轻便。

Usually these nanolattices are based around a cylindrical framework (they're called beam-nanolattices). But the team has now created plate-nanolattices, structures based around tiny plates.

通常这种纳米晶格是以圆柱形框架为基础的(我们称之为束纳米晶格)。但这个团队现在创造出了平板纳米晶格,是基于微型平板的结构。

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