English: A powder containing a little graphene flakes. The image was obtained using a scanning electron microscope.
A wikipedia graphene article can be supplemented by this SEM image. https://en.wikipedia.org/wiki/Graphene
English: A powder containing a little graphene flakes. The image was obtained using a scanning electron microscope. A wikipedia graphene article can be supplemented by this SEM image. https://en.wikipedia.org/wiki/Graphene