Arsenic sulfide (As2S3) is a direct gap semiconductor material with a band gap of 2.7eV. This material is single crystal and exfoliated in atomically thin flakes. Monolayers or few-layers have yet to be isolated and characterized. Item is for a 5mm x 5mm specimen.
As with all of the materials in our shop, items are in stock and ready for dispatch within 48 hours of order. Free DHL worldwide shipment!
As far as we are aware, no papers have been published using this material.