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Fig. 1. (Color online) (a) A cross-sectional view of the white LED structure investigated in this study and (b) photographs of the white LED: beginning from the top left figure, without any optical film → with a red QD film → with a diffuser → with a prism film.
New Phys.: Sae Mulli 2023;73:703~710 https://doi.org/10.3938/NPSM.73.703
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