Effects of 5 Nanosilica Concentrations and Humid Environments at 6 Different pH Levels on Fracture Toughness and Moisture Absorption of Dental Polymethyl Methacrylate Resin Reinforced With Silica Nanoparticles: An Explorative Experimental Scanning Electron Microscopy Study
Mohammad Ali Golshokouh, Nima Refahati, Pouyan Roodgar Saffari · 2024
Read Effects of 5 Nanosilica Concentrations and Humid Environments at 6 Different pH Levels on Fracture Toughness and Moisture Absorption of Dental Polymethyl Methacrylate Resin Reinforced With Silica Nanoparticles: An Explorative Experimental Scanning Electron Microscopy Study by Mohammad Ali Golshokouh, Nima Refahati, Pouyan Roodgar Saffari (2024) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-11615089.txt.
Description
Mohammad Ali Golshokouh, Nima Refahati, and Pouyan Roodgar Saffari test a denture resin mixed with silica, in a study published in 2024. The resin, PMMA, is the standard base for false teeth, and adding tiny silica particles may toughen it. No earlier study had crossed particle dose with the acidity of the wet environment the denture lives in.
They made ninety specimens in five particle doses, from none to ten percent, and stored each dose at six acidity levels, plus dry controls, for a week. Weight gain measured water uptake, and a bending test measured toughness. Both dose and acidity shifted toughness, and the two factors interacted strongly. Microscope images showed how particles spread in the resin. The work maps a design space for stronger, longer-lasting denture bases.
Catalog record
| CREATOR | Mohammad Ali Golshokouh, Nima Refahati, Pouyan Roodgar Saffari |
|---|---|
| YEAR | 2024 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 49 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |