Fig. 6: Performances of PDs. | Light: Science & Applications

Fig. 6: Performances of PDs.

From: Highly DUV to NIR-II responsive broadband quantum dots heterojunction photodetectors by integrating quantum cutting luminescent concentrators

Fig. 6

a Ip–t curves of PD4 under the 260 nm, 460 nm, and 1550 nm illumination, respectively. b Responsivity of PD1–PD4. c Detectivity of this work (PD4), GaN PDs, Si PDs and InGaAs PDs, respectively. d Response time of the PD4 under 460 nm illumination. e, f The evolution of responsivity under 25% RH at room temperature and UV radiation. g Schematic diagram of imaging arrays. DUV–Visible-NIR-II mode imaging output for “U, E, H” mask under 260 nm (h), 460 nm (i) and 1550 nm (j), respectively

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