Researchers from Yonsei University in Korea developed a full-color wearable AMOLED display that can be placed directly on human skin. The device can be flexed and stretched as needed.

Full color wearable AMOLED on MoS2 (Yonsei University)

The researchers demonstrated a 18x18 AMOLED array, fabricated on a thin substrate with a 2D MoS2 (a graphene-like material) backplane.

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Atomic Force Microscopy for next-gen OLED processesAtomic Force Microscopy for next-gen OLED processes