Collision of Bubbles with Solid Surface in the Presence of Specific Surfactants
Abstract
:1. Introduction
2. Materials and Methods
2.1. Experimental Setup and Used Materials
2.2. Bubble Collision Experiment
2.3. Bubble Shape Oscillation Experiment
3. Results and Discussion
3.1. Restitution Coefficient
3.2. Damping Time of Bubble Shape Oscillations
3.3. Correlation of Restitution Coefficient with the Relative Damping Time
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Liquid | Density (kg/m3) | Viscosity (mPa∙s) | Surface Tension (Static) (mN/m) | Surface Tension (Dynamic) (mN/m) |
---|---|---|---|---|
Deionized water 1 | 998 | 1.002 | 72.2 | 72.2 |
α-Terpineol 0.1 × 10−3 mol/L 1 | 998 | 1.000 | 71.6 | 71.8 |
α-Terpineol 0.3 × 10−3 mol/L 1 | 998 | 1.000 | 70.1 | 71.0 |
α-Terpineol 1.0 × 10−3 mol/L 1 | 998 | 1.000 | 64.3 | 67.5 |
n-Octanol 0.1 × 10−3 mol/L | 998 | 1.000 | 71.0 | 71.0 |
n-Octanol 0.3 × 10−3 mol/L | 998 | 1.000 | 67.8 | 69.0 |
n-Octanol 1.0 × 10−3 mol/L | 998 | 1.000 | 55.2 | 59.5 |
Equation | γi (-) | δi (-) | R2 (-) |
---|---|---|---|
(5) | 6.9 | −1.40 | 0.96 |
(6) | 123 | −1.87 | 0.95 |
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Zednikova, M.; Crha, J.; Vobecká, L.; Basařová, P.; Vejrazka, J.; Tihon, J. Collision of Bubbles with Solid Surface in the Presence of Specific Surfactants. Minerals 2021, 11, 442. https://doi.org/10.3390/min11050442
Zednikova M, Crha J, Vobecká L, Basařová P, Vejrazka J, Tihon J. Collision of Bubbles with Solid Surface in the Presence of Specific Surfactants. Minerals. 2021; 11(5):442. https://doi.org/10.3390/min11050442
Chicago/Turabian StyleZednikova, Maria, Jakub Crha, Lucie Vobecká, Pavlína Basařová, Jiri Vejrazka, and Jaroslav Tihon. 2021. "Collision of Bubbles with Solid Surface in the Presence of Specific Surfactants" Minerals 11, no. 5: 442. https://doi.org/10.3390/min11050442