Figure 2. High-performance SWIR and MWIR upconversion. (IMAGE)

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS

Figure 2. High-performance SWIR and MWIR upconversion.

Caption

Figure 2. High-performance SWIR and MWIR upconversion. a. Schematic diagram of the performance measurement setup of upconverters. Photon-to-electron and electron-to-photon conversion efficiency versus voltage curves of b. SWIR-to-visible and c. MWIR-to-visible upconverters. d. Photon-to-photon conversion efficiency versus voltage curves of SWIR-to-visible and MWIR-to-visible upconverters. e. Luminance versus voltage curves of SWIR-to-visible and MWIR-to-visible upconverters. f. Luminance versus infrared power density of SWIR-to-visible and MWIR-to-visible upconverters from twilight down to starlight (10−10~10−9 W cm–2 ) conditions. g. Emitting spectra of upconverters under different infrared intensities. Inset: CIE 1931 color coordinates of the visible light emitted by upconverters. h. Performance comparison of upconverters in this work and the reported representative literature. i. Photographs of the flexible upconverters when bent.

Credit

Xin Tang et al.

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