A.
The specific surface area and the electric conductivity of the as-preaped materials were respectively tested.
B.
In this paper, methane is adopted as the carbon source for the synthesis of graphene.
C.
Carbon nanotubes have many advantages, such as high conductivity, unique one-dimensional structure, excellent mechanical strength, and etc.
D.
An electrochemical cell consists of two electrodes, the anode and the cathode, separated by an electrolyte.