Optimization of the Silver Nanoparticles PEALD Process on the Surface of 1-D Titania Coatings
Abstract
:1. Introduction
2. Results
2.1. The Production of Titania 1-D Coatings (TNT and TNN) and Their Characterization
2.2. The Deposition of Silver Particles on the Surface of Titania 1-D Coatings (TNT and TNN) by PEALD and the Characterization of Systems: TNT/Ag and TNN/Ag
2.3. Fibroblast Adhesion and Proliferation on TNT/Ag Detected by MTT ((3-(4,5-dimethylthiazole-2-yl)-2,5-diphenyl tetrazolium bromide) Assay
2.4. Cell Morphology, Adhesion and Proliferation Observed by Scanning Electron Microscopy
2.5. Antimicrobial Properties Studies on the Base of S. aureus Biofilm Assessment on Titanium Foil
2.6. Silver Ions Releasing from TNT/Ag Nanocomposites
3. Discussion
4. Materials and Methods
4.1. Ti6Al4V Substrates
4.2. Electrochemical Oxidation of Ti6Al4V
4.3. Thermal Oxidation of Ti6Al4V
4.4. Characterization of Titania Coatings
4.5. PEALD of Silver Nanoparticles
4.6. Characterization of TiO2/Ag Coatings
4.7. Cell Adhesion and Proliferation Assay on TNT/Ag
4.8. Statistical Analysis
4.9. Bacterial Strains and Biofilm Formation on Titanium Biomaterials
4.10. The Assessment of S. aureus Biofilm on Titanium Foil
4.11. Statistical Analysis
4.12. Silver Ions Releasing
5. Conclusions
Supplementary Materials
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Ti4+ | O2− | OH− | H2O | C=O | ||
TiO2 Samples | Ti(2p3/2) (eV) | Ti(2p1/2) (eV) | O(1s) (eV) | O(1s) (eV) | O(1s) (eV) | O(1s) (eV) |
TNT3/50 | 458.7 | 464.4 | 529.9 (47%) | 531.0 (32%) | 532.2 (17%) | 533.5 (4%) |
TNT3/100 | 458.5 | 464.2 | 529.9 (32%) | 531.0 (36%) | 532.0 (24%) | 533.2 (8%) |
TNT6/50 | 458.7 | 464.4 | 529.9 (43%) | 531.1 (21%) | 532.2 (29%) | 533.7 (7%) |
TNT6/100 | 458.5 | 464.2 | 530.0 (45%) | 531.1 (31%) | 532.3 (16%) | 533.4 (7%) |
TNT15/50 | 458.2 | 463.9 | 529.9 (66%) | 531.2 (20%) | 532.2 (10%) | 533.3 (4%) |
TNT15/100 | 458.5 | 464.2 | 529.9 (51%) | 531.0 (22%) | 532.1 (21%) | 533.4 (6%) |
TNN500/100 | 458.4 | 464.2 | 529.9 (27%) | 531.4 (30%) | 532.5 (32%) | 533.8 (11%) |
TNN475/100 | 458.0 | 464.8 | 529.5 (48%) | 530.5 (32%) | 532.5 (15%) | 533.2 (3%) |
Ag | Ag+ | Ag | ||||
TiO2 Samples | Ag(3d5/2) (eV) | Ag(3d3/2) (eV) | Ag(3d5/2) (eV) | Ag(3d3/2) (eV) | Ag(3d5/2) (eV) | Ag(3d3/2) (eV) |
TNT3/50 | 368.7 (96%) | 374.6 (96%) | - | - | 369.8 (4%) | 375.4 (4%) |
TNT3/100 | 368.4 (96%) | 374.4 (96%) | - | - | 369.4 (4%) | 375.2 (4%) |
TNT6/50 | 368.8 (100%) | 374.8 (100%) | - | - | - | - |
TNT6/100 | 368.5 (82%) | 374.5 (82%) | 367.8 (14%) | 373.9 (14%) | 369.4 (4%) | 375.3 (4%) |
TNT15/50 | 368.2 (97%) | 374.2 (97%) | - | - | 369.2 (3%) | 375.1 (3%) |
TNT15/100 | 368.4 (94%) | 374.4 (94%) | - | - | 369.3 (6%) | 375.1 (6%) |
TNN500/100 | 368.9 (6%) | 374.6 (6%) | 367.9 (94%) | 373.9 (94%) | - | - |
TNN475/100 | 368.8 (97%) | 374.8 (97%) | - | - | 369.8 (3%) | 375.6 (3%) |
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Radtke, A.; Jędrzejewski, T.; Kozak, W.; Sadowska, B.; Więckowska-Szakiel, M.; Talik, E.; Mäkelä, M.; Leskelä, M.; Piszczek, P. Optimization of the Silver Nanoparticles PEALD Process on the Surface of 1-D Titania Coatings. Nanomaterials 2017, 7, 193. https://doi.org/10.3390/nano7070193
Radtke A, Jędrzejewski T, Kozak W, Sadowska B, Więckowska-Szakiel M, Talik E, Mäkelä M, Leskelä M, Piszczek P. Optimization of the Silver Nanoparticles PEALD Process on the Surface of 1-D Titania Coatings. Nanomaterials. 2017; 7(7):193. https://doi.org/10.3390/nano7070193
Chicago/Turabian StyleRadtke, Aleksandra, Tomasz Jędrzejewski, Wiesław Kozak, Beata Sadowska, Marzena Więckowska-Szakiel, Ewa Talik, Maarit Mäkelä, Markku Leskelä, and Piotr Piszczek. 2017. "Optimization of the Silver Nanoparticles PEALD Process on the Surface of 1-D Titania Coatings" Nanomaterials 7, no. 7: 193. https://doi.org/10.3390/nano7070193