Investigating the Properties of Cetyltrimethylammonium Bromide/Hydroxylated Graphene Quantum Dots Thin Film for Potential Optical Detection of Heavy Metal Ions
Abstract
:1. Introduction
2. Experimental Details
2.1. Reagent and Materials
2.2. Preparation of Chemical
2.3. CTAB/HGQDs Thin Film Preparation
2.4. Structural and Optical Instrumentations
2.5. Surface Plasmon Resonance (SPR) Technique
3. Results and Discussion
3.1. FTIR Analysis
3.2. Surface Morphology
3.3. UV-Vis Absorption
3.4. Photoluminescence Emission
3.5. SPR Test of CTAB/HGQDs Thin Film
4. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Materials | HMIs | Detection Limit | References |
---|---|---|---|
metallothionein (MT) | Zn2+, Ni2+, Cd2+ | ~2 µM | [74] |
polypyrrole-chitosan | Zn2+, Ni2+ | Zn2+: 15 μM Ni2+: 17 μM | [75] |
polypyrrole-multiwalled carbon nanotube | Fe2+ | 1.79 μM | [76] |
deferoxamine self-assembled monolayer | Fe3+ | 2.1 µM | [77] |
polypyrrole | Cu2+, Fe3+ | ~1.8 µM | [78] |
citrate-capped silver nanoparticles as | Fe3+ | 13 mM | [79] |
CTAB/HGQDs | Fe3+, Zn2+, Ni2+ | ~1.8 µM | This work |
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Anas, N.A.A.; Fen, Y.W.; Yusof, N.A.; Omar, N.A.S.; Ramdzan, N.S.M.; Daniyal, W.M.E.M.M. Investigating the Properties of Cetyltrimethylammonium Bromide/Hydroxylated Graphene Quantum Dots Thin Film for Potential Optical Detection of Heavy Metal Ions. Materials 2020, 13, 2591. https://doi.org/10.3390/ma13112591
Anas NAA, Fen YW, Yusof NA, Omar NAS, Ramdzan NSM, Daniyal WMEMM. Investigating the Properties of Cetyltrimethylammonium Bromide/Hydroxylated Graphene Quantum Dots Thin Film for Potential Optical Detection of Heavy Metal Ions. Materials. 2020; 13(11):2591. https://doi.org/10.3390/ma13112591
Chicago/Turabian StyleAnas, Nur Ain Asyiqin, Yap Wing Fen, Nor Azah Yusof, Nur Alia Sheh Omar, Nur Syahira Md Ramdzan, and Wan Mohd Ebtisyam Mustaqim Mohd Daniyal. 2020. "Investigating the Properties of Cetyltrimethylammonium Bromide/Hydroxylated Graphene Quantum Dots Thin Film for Potential Optical Detection of Heavy Metal Ions" Materials 13, no. 11: 2591. https://doi.org/10.3390/ma13112591