Citation: | Yang X, Zhang XF, Zhang TX et al. Paving continuous heat dissipation pathways for quantum dots in polymer with orange-inspired radially aligned UHMWPE fibers. Opto-Electron Adv 7, 240036 (2024). doi: 10.29026/oea.2024.240036 |
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Supplementary information for Paving continuous heat dissipation pathways for quantum dots in polymer with orangeinspired radially aligned UHMWPE fibers |
Fabrication process of QDs-RAPE. (a) SEM image of fruit fibers of oranges and diagram illustration of water transportation with the radially aligned fruit fibers networks. (b) Light conversion and heat generation process of QDs and phosphor. (c) Schematic of operated transmissive WLDs and comparison of heat dissipation ability of QDs-LC and QDs-RAPE. (d) SEM image and schematic of molecular chains of UPEF.
(a) Photograh of QDs-RAPE. (b) Partial enlarged image of QDs-RAPE under optical microscope. (c−g) SEM images of QDs-RAPE under different magnifications. (h−i) SEM images of QDs-RAPE after removing UPEF under different magnifications. (j) SEM image and corresponding EDS mapping images of QDs-RAPE.
(a) UV-VIS absorption spectra and (b) photoluminescence spectra of QDs-silicone, phosphor-silicone, QDs-LC and QDs-RAPE, respectively. (c) TRPL decay curves of QDs in chloroform, silicone and silicone with radially aligned UPEF, respectively.
Through-plane TC, in-plane TC and anisotropic degree of TC of RA-PE with different UPEF volume ratio, respectively.
Simulated temperature and heat flux distribution of (a) QDs-LC and (b) QDs-RAPE.
Surface temperature distributions of the three samples under driving currents of (a) 700 mA and (b) 1000 mA. (c) Temperature measurement setup. (d) Maximum surface temperature of the samples under different driving currents.
(a) Spectral power distributions and optical properties of QDs-LC, 8.15 vol% and 21.92 vol% QDs-RAPE under driving current of 700 mA. Inset is the photograph of QDs-RAPE with illumination. (b) Spectral power distribution and optical properties of 21.92 vol% QDs-RAPE under driving current of 1500 mA. (c) The coordinates of the luminescent composites in the CIE 1931 diagram. (d) LE, (e) CRI and (f) CCT of QDs-RAPE (8.15, 11.93, 17.70, 21.92 and 26.70 vol%) and QDs-LC under different driving currents from 300 to 1500 mA.
Enhancement ratios of (a) yellow- and (b) red- light intensity of QDs-RAPE to QDs-LC under different driving currents.