. XRD patterns of samples with different Al contents

. XRD patterns of samples with different C contents

. SEM images of samples with different C contents

. XRD patterns of 0.95TiC/1.05Ti/1.05Al sintered at different temperatures

. Contact angles and optical images of Ag/Ti₂AlC in the process of heating

. XRD pattern of Ag/10TAC composite with insets showing (a) picture of the bulk, (b) microstructure of composite, and (c) the magnified SEM image

. (a) Optical image of the Ag/10TAC contact after 5610 arc discharging cycles, with magnified SEM image in the inset; (b) SEM image of the contact surface morphology; (c) Morphology of the Ag molten pool, with magnified SEM image of cauliflower-shaped Ag particles in the inset; (d) Magnified SEM image of the aggregated eroded Ti₂AlC (dark area in (b))