SERS-Active Cu Nanoparticles on Carbon Nitride Support Fabricated Using Pulsed Laser Ablation
Abstract
:1. Introduction
2. Materials and Methods
3. Results and Discussion
3.1. Formation and Characterization of Cu/g-CN Materials Produced by Pulsed Laser Ablation in Acetonitrile
3.2. SERS/SERRS Activity of Analytes on Cu/gCN Hybrid Support Produced Using Pulsed Laser Deposition
3.3. Estimation of SERS/SERRS Enhancement Factors
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Conflicts of Interest
References
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Angle (2θ) | {hkl} | FWHM (2θ) | d-spacing (Å) | Height (counts) | Identification |
---|---|---|---|---|---|
28.9 | * | 3.3 | 3.59 | 27.2 | gCN |
34.3 | * | 1.6 | 3.03 | 153.9 | gCN |
50.7 | {111} | 0.3 | 2.09 | 36.9 | Cu |
59.2 | {200} | 0.4 | 1.08 | 14.6 | Cu |
89.1 | {220} | 3.2 | 1.27 | 5.4 | Cu |
Analyte | Density (g/mL) | Surface Area (nm2) | nRaman/nSERS | ISERS/IRaman | Cu/g-CN EFs |
---|---|---|---|---|---|
Crystal violet | 1 | 1.2 | 5.4 × 1015π/1.5 × 109π | 20 | 7.2 × 107 |
Methylene blue | 0.98 | 1.3 | 6.6 × 1015π/1.4 × 109π | 6.6 | 2.3 × 107 |
Rhodamine 6G | 1.26 | 0.6 | 6 × 1015π/3 × 109π | 6.4 | 1.3 × 107 |
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Dizajghorbani-Aghdam, H.; Miller, T.S.; Malekfar, R.; McMillan, P.F. SERS-Active Cu Nanoparticles on Carbon Nitride Support Fabricated Using Pulsed Laser Ablation. Nanomaterials 2019, 9, 1223. https://doi.org/10.3390/nano9091223
Dizajghorbani-Aghdam H, Miller TS, Malekfar R, McMillan PF. SERS-Active Cu Nanoparticles on Carbon Nitride Support Fabricated Using Pulsed Laser Ablation. Nanomaterials. 2019; 9(9):1223. https://doi.org/10.3390/nano9091223
Chicago/Turabian StyleDizajghorbani-Aghdam, Hossein, Thomas S. Miller, Rasoul Malekfar, and Paul F. McMillan. 2019. "SERS-Active Cu Nanoparticles on Carbon Nitride Support Fabricated Using Pulsed Laser Ablation" Nanomaterials 9, no. 9: 1223. https://doi.org/10.3390/nano9091223