Fluorescent carbon dots from birch leaves for sustainable electroluminescent devices

作者：Shi Tang, Yongfeng Liu, Henry Opoku, Märta Gregorsson, Peijuan Zhang, Etienne Auroux, Dongfeng Dang, Anja‐Verena Mudring, Thomas Wågberg, Ludvig Edman, Jia Wang · 发表于：Green Chemistry · 年份：2023 · DOI：10.1039/d3gc03827k · 被引用次数：35 · 研究领域：Carbon and Quantum Dots Applications、Nanocluster Synthesis and Applications

A mild solvothermal synthesis of carbon dots (CDs) from birch leaves is reported. The CDs feature a high quantum yield of 26% in ethanol, and deliver deep-red, narrowband emission ( λ peak = 675 nm, FWHM = 29 nm) in a light-emitting device.