fig5
Figure 5. Characterization of the porous Mo2C. In-situ TEM (A) and HRTEM (B and C) images of Mo2C under 20 vol.% CH4/H2 atmosphere at 700 °C; (D) The corresponding FFT patterns of (C). FFT: Fast Fourier transform; HRTEM: high-resolution TEM; TEM: transmission electron microscopy.