Spatially Distributed Light Exposure: Impact on Light Transmission through CAD/CAM Resin-Based Composites of Different Thicknesses
Abstract
:1. Introduction
2. Materials and Methods
2.1. Specimen Preparation
2.2. Spectrophotometry: Incident and Transmitted Light Characteristics
2.3. Statistical Analyses
3. Results
3.1. LCU Characteristics
3.2. Incident Light
3.3. Transmitted Light through CAD/CAM RBCs
4. Discussion
5. Conclusions
Funding
Data Availability Statement
Conflicts of Interest
References
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Code | RBC | Manufacturer | Shade (LOT No.) | Monomer | Filler | |
---|---|---|---|---|---|---|
Composition | wt.% | |||||
CS | Cerasmart | GC | A3 HT (1702011) | Bis-MEPP, UDMA, DMA | SiO2, barium glass | 71 |
LC | Luxacam Composite | DMG | A3 (769515) | methacrylates | SiO2-glass | 70 |
LU | Lava Ultimate | 3M | A3 HT (N933699) | Bis-GMA, UDMA, Bis-EMA, TEGDMA | SiO2, ZrO2, ZrO2/SiO2 cluster | 80 |
TC | Tetric CAD | Ivoclar Vivadent | A3 HT (W93631) | Bis-GMA, Bis-EMA, UDMA, TEGDMA | SiO2, barium glass | 71.1 |
Material | Thickness | Direction | Offset | Binary | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Irr | REt | REv | REb | Irr | REt | REv | REb | REv | ||
none | incident | 0.040 | 0.037 | 0.482 | 0.216 | 0.187 | 0.176 | 0.093 | 0.165 | 0.065 |
LU | 0.5 mm | 0.102 | 0.108 | 0.625 | 0.127 | 0.203 | 0.196 | 0.067 | 0.215 | 0.127 |
CS | n.s. | n.s. | 0.630 | 0.143 | 0.211 | 0.211 | 0.095 | 0.214 | 0.122 | |
LC | 0.045 | 0.045 | 0.533 | 0.181 | 0.161 | 0.161 | 0.104 | 0.157 | 0.073 | |
TC | 0.051 | 0.048 | 0.550 | 0.207 | 0.175 | 0.173 | 0.104 | 0.173 | 0.079 | |
LU | 2 mm | 0.061 | 0.061 | 0.534 | 0.157 | 0.238 | 0.239 | 0.136 | 0.242 | 0.087 |
CS | n.s. | n.s. | 0.567 | 0.098 | 0.206 | 0.207 | 0.132 | 0.207 | 0.096 | |
LC | 0.049 | 0.051 | 0.525 | 0.135 | 0.240 | 0.240 | 0.129 | 0.239 | 0.086 | |
TC | n.s. | n.s. | 0.525 | 0.103 | 0.199 | 0.199 | 0.119 | 0.199 | 0.068 | |
LU | 4 mm | 0.089 | 0.098 | 0.088 | 0.156 | 0.250 | 0.251 | n.s. | 0.268 | n.s. |
CS | 0.044 | 0.045 | 0.227 | 0.097 | 0.180 | 0.187 | 0.062 | 0.206 | n.s. | |
LC | 0.060 | 0.065 | n.s. | 0.101 | 0.203 | 0.210 | n.s. | 0.232 | n.s. | |
TC | n.s. | n.s. | 0.245 | 0.053 | 0.181 | 0.157 | 0.040 | 0.185 | 0.065 |
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Ilie, N. Spatially Distributed Light Exposure: Impact on Light Transmission through CAD/CAM Resin-Based Composites of Different Thicknesses. J. Compos. Sci. 2023, 7, 391. https://doi.org/10.3390/jcs7090391
Ilie N. Spatially Distributed Light Exposure: Impact on Light Transmission through CAD/CAM Resin-Based Composites of Different Thicknesses. Journal of Composites Science. 2023; 7(9):391. https://doi.org/10.3390/jcs7090391
Chicago/Turabian StyleIlie, Nicoleta. 2023. "Spatially Distributed Light Exposure: Impact on Light Transmission through CAD/CAM Resin-Based Composites of Different Thicknesses" Journal of Composites Science 7, no. 9: 391. https://doi.org/10.3390/jcs7090391