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One-step microwave-assisted synthesis of nitrogen-doped carbon quantum dots for highly sensitive and selective fluorescence detection of mercury (II) ion in food
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DOI：10.1016/j.fochx.2026.104116.png)
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Abstract
En 中文
• N-CQDs synthesized by microwave method with 2,3-diaminopyridine and malonic acid • Selective Hg2+ detection and good recovery in tap water, rice, and F. chinensis • Static quenching dominated Hg2+-N-CQDs interaction • DFT confirmed HOMO localization on N-doped conjugated regions
Keywords:
Nitrogen-doped carbon quantum dots
N-CQDs
Fluorescent materials
Microwave-assisted synthesis
Hg2+ detection
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