Fig. 2: Organic light-emitting devices. | Nature Materials

Fig. 2: Organic light-emitting devices.

From: Suppression of Dexter transfer by covalent encapsulation for efficient matrix-free narrowband deep blue hyperfluorescent OLEDs

Fig. 2

a, Material combinations for matrix-free Systems A, B and C. b, EL spectra of System A, with photographs of OLED emission shown in the insets. c, EL spectra of System B, with En-Per single-crystal X-ray structure shown in the inset. XRD, X-ray diffraction. d, EL spectra of System C, with photographs of OLED emission shown in the insets.

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