2D Alloys , Single crystals 2D alloys Films 2D films Semiconductor , Single crystals Arsenic sulfide (As2S3) Add to quote Semiconductor , Single crystals Black phosphorus (phosphorene) Add to quote Semiconductor , Single crystals Franckeite Add to quote Semiconductor , Single crystals Gallium Selenide (GaSe) Add to quote Semimetal , Single crystals Graphenium graphite Add to quote Insulator , Single crystals Hexagonal boron nitride (hBN) Insulator , Single crystals Mica Semiconductor , Single crystals Molybdenum diselenide (MoSe2) Add to quote Semiconductor , Single crystals Molybdenum ditelluride (MoTe2) Add to quote Semiconductor , Single crystals Tin disulfide (SnS2) Add to quote Semiconductor , Single crystals Tungsten diselenide (WSe2) Add to quote Semiconductor , Single crystals Tungsten disulfide (WS2) Add to quote Semimetal , Single crystals Tungsten ditelluride (WTe2) Add to quote