Optimized Sensitivity in Copper(II) Ion Detection: Sustainable Fabrication of Fluorescence Red-Shifted Graphene Quantum Dots via Electron-Withdrawing Modulation

Optimized Sensitivity in Copper(II) Ion Detection: Sustainable Fabrication of Fluorescence Red-Shifted Graphene Quantum Dots via Electron-Withdrawing Modulation

Graphene quantum dots (GQDs) represent a class of promising nanomaterials characterized by adjustable optical properties, making them well suited for applications in biosensing and chemical detection. However, challenges persist in achieving scalable, cost-effective synthesis and enhancing detection...

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Bibliographic Details
Main Authors: Weitao Li, Qian Niu, Xinglong Pang, Shang Li, Yang Liu, Boyu Li, Shuangyan Li, Lei Wang, Huazhang Guo, Liang Wang
Format: Article
Language:English
Published: MDPI AG 2025-03-01
Series:Molecules
Subjects:
graphene quantum dots (GQDs)
electron-withdrawing modulation
copper detection
nitrogen doping
fluorescence red shift
Online Access:https://www.mdpi.com/1420-3049/30/6/1244
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