Fig. 3: Light emission data for the green and red QLED array devices. | NPG Asia Materials

Fig. 3: Light emission data for the green and red QLED array devices.

From: Tuning the light emission of a Si micropillar quantum dot light-emitting device array with the strain coupling effect

Fig. 3

a PL spectra of quantum dots and EL spectra of the corresponding green device under 8 V bias. b EL spectra of the green device under different bias voltages. c PL spectra of quantum dots and EL spectra of the corresponding red device under 8 V bias. d EL spectra of the red device under different bias voltages. e I–V curve of the Si-based QLED array. f Energy band diagram of Si-based QLEDs.

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