He found inspiration in an unlikely place: the physics of condensed matter, including the material of the moment - pencillead.
他从一个不太可能的地方找到灵感：凝聚态物理，包括之前提到的材料——铅笔芯。
2
Layers of graphene make up the graphite found inpencillead.
铅笔芯里的石墨就是由多层石墨烯组成的。
3
To his surprise, he discovered that the carbon in the candle wax had formed all four types of pure carbon, including diamonds and graphite, or pencillead.