Most known 2D materials have hexagons as building blocks. In these known materials, the atoms on the 2D plane easily form a hexagonal arrangement giving a particularly stable configuration. While ...

On the other hand, 2D barcodes, like QR codes, can contain more than 7,000 characters. “You can put a whole lot in a QR code or 2D barcode that you can’t put in a standard barcode.” ...

This Collection supports and amplifies research related to SDG 9 - Industry, Innovation and Infrastructure. Two-dimensional (2D) materials and their heterostructures have been widely explored for ...