A variety of excellent performance of carbon material is well known, but why can carbon compose the world’s harde...


st substance – diamond, and form a very soft material – graphite as well? Why is graphite conductive, while diamond isn’t? Why carbon fiber is high strength? Can you tell carbonization and graphitization?Here, we are trying to popularize some basic knowledge of carbon material for everyone, and this may help you think about all sorts of carbon material problems in a more professional sense.Let’s take a look from the atomic, crystal and micro level:The first is atomic level. We are f...