Fig. 5: Chiroptical properties and CP-LED. | Nature Communications

Fig. 5: Chiroptical properties and CP-LED.

From: Tightly bonded excitons in chiral metal clusters for luminescent brilliance

Fig. 5

a–b Solid-state CD spectra and CPL with DC spectra of R/S-Au2Cu2(iptt)4, R/S-Au2Cu2(mtt)4, and R/S-Au2Cu2(ptt)4 (solid line: S- cluster; dashed line: R- cluster). c Energy level diagram of the LED devices. d EL and CPEL spectra of the LED devices. Inset: The turn-on device photos at 8 V (insets). e External quantum efficiency-luminescence relationships of the LEDs.

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