In 2004, Andre Geim at the University of Manchester made a pencil scrawl on a sheet of paper, then used a length of Sellotape to pull off the graphite deposits.
2004年,曼彻斯特大学,科学界安德烈·海姆先用铅笔在一页纸上乱涂,然后使用透明胶带剥离出表面的石墨烯涂层。
It is pointed out that the bending stiffness of a flat graphite sheet and that of CNTs are two different concepts. The former is an intrinsic material property while the later is a structural one.
具体而言,石墨片和碳纳米管的弯曲刚度这两个概念本质上是不同的,前者指的是材料的内禀特性,而后者是结构特性。
Pull apart the soft, grey graphite and you have a flimsy sheet of carbon atoms just one atom thick, called graphene, whose electrons ping around the surface like balls in a pinball machine.
把那柔软的、灰色的石墨拉开,你将会得到一个薄到只有一层原子厚的叫做石墨单原子层的东西。它表面周围的电子就像弹子机里的弹球一样。
The sky was like a sheet of drawing paper that has being dampened then showered with powdered graphite.
天空看起来像一张被沾湿,之后撒上石墨的纸。
The sky was like a sheet of drawing paper that has being dampened then showered with powdered graphite.
天空看起来像一张被沾湿,之后撒上石墨的纸。
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