Study of effect of Mn addition on the mechanical properties of Ti2AlC/TiAl composites through first principles study and experimental investigation

► Effect of Mn on the mechanical properties of the Ti2AlC/TiAl composites is studied. ► Mn addition improves the compression properties of the Ti2AlC/TiAl composites. ► The work-hardening behavior of the Ti2AlC/TiAl composites was discussed in detail.