Fig. 1. Illustration of the reflection a vortex beam illuminating from air onto the surface of a graphene-substrate system

Fig. 2. Effect of the incident angle on the energy，momentum，SAM and OAM densities of the vortex beams reflected from a graphene-substrate interface

Fig. 3. Effect of the topological charge on the energy，momentum，SAM and OAM densities of the vortex beams reflected from a graphene-substrate interface

Fig. 4. Effect of the Fermi energy on the energy，momentum，SAM and OAM densities of the vortex beams reflected from a graphene-substrate interface

Fig. 5. Effect of the magnetic field on the energy，momentum，SAM and OAM densities of the vortex beams reflected from a graphene-substrate interface