Facile Synthesis of Green Fluorescent Carbon Dots and Their Application to Fe3+ Detection in Aqueous Solutions
Abstract
:1. Introduction
2. Experimental Section
2.1. Materials
2.2. Instruments
2.3. Synthesis of FNCDs
2.4. Quantitative Detection of Fe3+
2.5. Detection of Fe3+ in Different Water Samples
3. Results and Discussion
3.1. Characterization of FNCDs
3.2. Optical Characterization
3.3. Selectivity of Fe3+
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Samples | Detection Amount (μM) | Adding Fe3+ (μM) | Found Fe3+ (μM) | Recovery (%) | RSD (n = 3, %) |
---|---|---|---|---|---|
Laboratory water | - | 40 | 39.08 | 97.7 | 1.0 |
80 | 77.85 | 97.3 | 0.7 | ||
120 | 114.96 | 95.8 | 0.6 | ||
Dormitory water | - | 40 | 37.43 | 93.6 | 0.3 |
80 | 86.00 | 107.5 | 0.6 | ||
120 | 125.69 | 104.7 | 1.1 |
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Ye, S.; Zhang, M.; Guo, J.; Song, J.; Zeng, P.; Qu, J.; Chen, Y.; Li, H. Facile Synthesis of Green Fluorescent Carbon Dots and Their Application to Fe3+ Detection in Aqueous Solutions. Nanomaterials 2022, 12, 1487. https://doi.org/10.3390/nano12091487
Ye S, Zhang M, Guo J, Song J, Zeng P, Qu J, Chen Y, Li H. Facile Synthesis of Green Fluorescent Carbon Dots and Their Application to Fe3+ Detection in Aqueous Solutions. Nanomaterials. 2022; 12(9):1487. https://doi.org/10.3390/nano12091487
Chicago/Turabian StyleYe, Shuai, Mingming Zhang, Jiaqing Guo, Jun Song, Pengju Zeng, Junle Qu, Yue Chen, and Hao Li. 2022. "Facile Synthesis of Green Fluorescent Carbon Dots and Their Application to Fe3+ Detection in Aqueous Solutions" Nanomaterials 12, no. 9: 1487. https://doi.org/10.3390/nano12091487