Colloidally grown (II-VI) semiconductor nanoplatelets {display|show} {significantly|considerably|substantially|drastically} {smaller|smaller sized} lateral dimensions than their mechanically exfoliated 2D van der Waal (vdW) semiconductor counterparts. {Here|Right here}, we show that a seeded {growth|development} {procedure|process} {allows|enables|permits|makes it possible for} us to {significantly|considerably|substantially|drastically} extend the lateral {area|region|location} of atomically precise nanoplatelets {to the|towards the|for the} mesoscale (>1 μm^2). PMID:23443926 852913-25-8 Purity 3-Methyl-4-(trifluoromethyl)aniline web {Using|Utilizing|Making use of|Employing|Working with|Applying} CdTe nanoplatelets as a model {system|method|program|technique}, we optimize reaction parameters to expand {a variety of|a number of|many different|various|a range of|several different} nanoplatelets with {different|various|distinct|diverse|unique|distinctive} thickness and compositions. In situ spectroscopy {results|outcomes|final results|benefits} demonstrate that {large|big|huge|massive|substantial|significant} NPLs {grow|develop} {through|via|by means of|by way of} a mechanism of lateral ripening of seeds. Correlative optical spectroscopy and electron microscopy measurements show that the photoluminescence displays resolvable spatial inhomogeneities, {similar|comparable|equivalent|related} to 2D semiconductors. {Overall|General|All round}, these mesoscale nanoplatelets {can be|may be|could be|might be|is often|is usually} analogized to vdW semiconductors, {with the|using the|with all the|together with the} added {advantages|benefits|positive aspects} of scalable colloidal synthesis, thickness tunability and {solution|answer|remedy|resolution|option} processability.
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