Red Emissive Carbon Dots with a Large Stokes Shift for Color-Conversion LEDs

Xueqiao Zhang,Ye Liu,Sanjida Yeasmin,Ahasan Ullah,Li-Jing Cheng

2023 Conference on Lasers and Electro-Optics (CLEO)（2023）

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摘要

We present new red emissive carbon dots with 219 nm Stokes shift and 45.2% quantum yield. The photoluminescence mechanism for the large Stokes shift was proposed. Printable luminescence patterns and color-conversion LEDs were demonstrated.

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