Fig. 8 | npj Flexible Electronics

Fig. 8

From: Flexible quantum dot light-emitting diodes for next-generation displays

Fig. 8

Wearable QLEDs integrated with other electronic devices. a, b Cross-sectional device structure (a) and schematic illustration (b) of the QLED display integrated with MoS2 ReRAM. c, d Schematic representation (c) and image (d) of transparent and wearable force touch sensor array integrated with a skin-mounted QLED. Inset of (d) shows the QLEDs under dark conditions. e Twisted wearable devices on ultrathin QLEDs. f Epidermal PPG sensor composed of QLED and QD PD. g PPG signal from the QD-based epidermal PPG sensor. h, i Schematic illustration (h) and photograph (i) of the ultrathin QLED display integrated with wearable electronics. Inset of (i) shows an illustration of the measurement setup. j Integrated wearable electronic system subjected to external heat (left) and running wearer (right). Skin-mounted QLED shows the measured information. Figure reproduced with permission from: a, b ref. 155 © 2016 Wiley; ce ref. 156 © 2017 Wiley; f, g ref. 158 © 2017 ACS; hj ref. 51 © 2017 Wiley

Back to article page