Fig. 4From: Colloidal quantum dots for thermal infrared sensing and imaging(Figures reproduced with permission from ref. [31]. Copyright 2014 American Chemical Society)Optical characterization of large HgTe CQDs. a Absorption of synthesized HgTe CQDs grown to larger sizes by the dropwise addition of HgCl2 and TOP:Te to achieve room temperature absorption in the LWIR. b Absorbance spectra showing five resolvable excitonic features overlaid with a fit of six fitting functions showing as black curvesBack to article page