Fig. 1: DUV—NIR-II broadband PD. | Light: Science & Applications

Fig. 1: DUV—NIR-II broadband PD.

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

Fig. 1

a The detection range for the commercial GaN PDs, Si PDs, InGaAs PDs, and this work. b Schematic of a broadband PD configuration. c Absorption and emission spectra of PbS QDs. Inset is the image of PbS QDs. d Energy level diagram of QC–LC. e Absorption spectra of QC–LC and CsPbI3:Ho3+—PbS QDs, and emission spectra of QC–LC

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