DL	Diffusion layer
ADL	Anode diffusion layer
$\mu$DMFC	Micro direct methanol fuel cell
rGO/CP	Reduced graphene oxide/carbon paper
CL	Catalytic layer
ACL	Anode catalytic layer
MPL	Micro porous layer
MEA	Membrane electrode assembly
CP	Carbon paper
CC	Carbon cloth
3DG	Three-dimensional graphene
EIS	Electrochemical impedance Spectroscopy
LSV	Linear scanning voltammetry
PEM	Proton exchange membrane
MOR	Methanol oxidation reaction
MIP	Mercury intrusion porosimetry
AMPL	Anode micro porous layer
ECM	Equivalent circuit model