Materials (Basel, Switzerland). 2025 Jun 5;18(11):2669. doi: 10.3390/ma18112669 Q23.22025
The Engineered Synthesis and Enhancement of Nitrogen and Chlorine Co-Doped Fluorescent Carbon Dots for the Sensitive Detection of Quercetin
氮氯共掺碳点的制备及其对芦丁灵敏检测作用的研究 翻译改进
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DOI: 10.3390/ma18112669 PMID: 40508665
摘要 中英对照阅读
黄酮醇类化合物,特别是槲皮素,作为新兴的抗氧化剂,需要先进的检测方法来全面探索和评估其潜在的环境和健康风险。在这项研究中,通过4-氯-1,2-苯二胺与聚乙烯亚胺的反应合成了氮、氯共掺杂碳点(N, Cl-CDs),这些碳点具有在625 nm处扩展波长发射的特点。工程化的N, Cl-CDs表现出优异的光稳定性,卓越的水分散性和复杂基质中的抗干扰能力。利用静态电子转移机制,N, Cl-CDs对槲皮素显示出选择性的荧光淬灭,并且检测限低至60.42 nM。通过在苹果皮和红葡萄酒中进行严格的加标回收试验来验证其性能,结果表现出令人满意的准确性,突显了构建的N, Cl-CDs在实际样品中鉴定槲皮素的重要前景。本研究为复杂环境基质中黄酮类化合物的分析测定提供了有价值的见解,并强调了氮、氯共掺杂碳点在环境和食品安全监测中的潜力。
关键词: 氯共掺杂;环境安全监测;氮;槲皮素;红色发射碳点。
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