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Fig. 21 | Nano Convergence

Fig. 21

From: Colloidal quantum dots for thermal infrared sensing and imaging

Fig. 21

(Figures reproduced from ref. [69] with permission. Copyright 2018 American Chemical Society)

HgTe CQD-based p–n heterojunction device integrated with plasmonic disk array and interference structure. a A schematic of the device structure. b The spectral response of these devices with and without interference-enhanced plasmonic disc array. c Two Peltier coolers mounted on aluminum plates for scanning thermal imaging and NEDT testing. d The rainbow-colored imaging data obtained from (c)

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