Electrically contacting two‐dimensional (2D) materials is an inevitable process in the
fabrication of devices for both the study of fundamental nanoscale charge transport physics …

Two-dimensional graphene-based van der Waals heterostructures have received
considerable interest because of their intriguing characteristics compared with the …

The formation of the graphene-based van der Waals (vdW) heterostructures has shown
great potential for designing novel electronic and optoelectronic nanodevices. Here, we …

Janus monolayers and their van der Waals heterostuctures are investigated by hybrid
density functional theory calculations. MoSSe, WSSe, MoSeTe and WSeTe are found to be …

The combination of graphene (GR) and monolayer MoSi2N4 has attracted much attention;
however, the comprehension of its electrical contact modulation is still not fully explored …

Using first-principles calculations, we investigate mechanical, electronic and optical
properties of so-called Janus structure for monolayer transition metal dichalcogenides …

Many strategies have been developed to overcome the critical obstacles of fast
recombination of photogenerated charges and the limited ability of semiconductor …

Motivated by the successful preparations and extraordinary properties of blue phosphorus
(BP) and Janus MoSSe monolayer, we constructed the van der Waals (vdW) …

Type-II heterostructures are appealing for application in optoelectronics due to their effective
separation of photogenerated charge carriers. Based on density functional and many-body …

In this paper, we explore the electronic properties of C 3 N, C 3 N 4 and C 4 N 3 and
graphene (Gr) van der Waals heterostructures by conducting extensive first-principles …