Stability of colloidal gas aphrons based on polymer-surfactant formulations and molecular dynamics insights
Abstract Colloidal gas aphrons (CGAs) are promising fluids for environmental remediation due to their stability, high viscosity, and effective gas transport. However, previous studies have been limited by narrow concentration ranges, leaving key mechanisms behind bubble stability insufficiently unde...
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| Format: | Article |
| Language: | English |
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Nature Portfolio
2025-07-01
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| Series: | Scientific Reports |
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| Online Access: | https://doi.org/10.1038/s41598-025-08100-4 |
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| author | Ayaulym Amankeldiyeva Samal Kaumbekova Aigerim Khalidulliyeva Zhanat Salimova Aizhan Ibrayeva Maxime Cochennec Stéfan Colombano Yerlan Amanbek Yanwei Wang Sagyn Omirbekov |
| author_facet | Ayaulym Amankeldiyeva Samal Kaumbekova Aigerim Khalidulliyeva Zhanat Salimova Aizhan Ibrayeva Maxime Cochennec Stéfan Colombano Yerlan Amanbek Yanwei Wang Sagyn Omirbekov |
| author_sort | Ayaulym Amankeldiyeva |
| collection | DOAJ |
| description | Abstract Colloidal gas aphrons (CGAs) are promising fluids for environmental remediation due to their stability, high viscosity, and effective gas transport. However, previous studies have been limited by narrow concentration ranges, leaving key mechanisms behind bubble stability insufficiently understood. This study systematically explores bubble stability across a wide range of xanthan gum (XG) and sodium dodecyl sulfate (SDS) concentrations (1–10× CMC and 1000–10,000 ppm) using advanced AI-assisted image analysis and molecular dynamics (MD) simulations. AI-enhanced microscopy enabled precise quantification of bubble size and morphology, while MD provided molecular-level insights into surfactant-polymer interactions at bubble interfaces. Results showed optimal CGA stability at specific surfactant-polymer ratios, significantly reducing gas diffusion and bubble coalescence. These integrated experimental and computational methods offer valuable guidelines for designing robust CGA-based remediation fluids. |
| format | Article |
| id | doaj-art-c279b291c8bc4e1cb021b099fa92db01 |
| institution | Kabale University |
| issn | 2045-2322 |
| language | English |
| publishDate | 2025-07-01 |
| publisher | Nature Portfolio |
| record_format | Article |
| series | Scientific Reports |
| spelling | doaj-art-c279b291c8bc4e1cb021b099fa92db012025-08-20T04:01:36ZengNature PortfolioScientific Reports2045-23222025-07-0115111810.1038/s41598-025-08100-4Stability of colloidal gas aphrons based on polymer-surfactant formulations and molecular dynamics insightsAyaulym Amankeldiyeva0Samal Kaumbekova1Aigerim Khalidulliyeva2Zhanat Salimova3Aizhan Ibrayeva4Maxime Cochennec5Stéfan Colombano6Yerlan Amanbek7Yanwei Wang8Sagyn Omirbekov9Center for Energy and Advanced Materials Science, National Laboratory Astana, Nazarbayev UniversityCenter for Energy and Advanced Materials Science, National Laboratory Astana, Nazarbayev UniversityCenter for Energy and Advanced Materials Science, National Laboratory Astana, Nazarbayev UniversityCenter for Energy and Advanced Materials Science, National Laboratory Astana, Nazarbayev UniversityCenter for Energy and Advanced Materials Science, National Laboratory Astana, Nazarbayev UniversityBRGMBRGMDepartment of Mathematics, School of Sciences and Humanities, Nazarbayev UniversityCenter for Energy and Advanced Materials Science, National Laboratory Astana, Nazarbayev UniversityCenter for Energy and Advanced Materials Science, National Laboratory Astana, Nazarbayev UniversityAbstract Colloidal gas aphrons (CGAs) are promising fluids for environmental remediation due to their stability, high viscosity, and effective gas transport. However, previous studies have been limited by narrow concentration ranges, leaving key mechanisms behind bubble stability insufficiently understood. This study systematically explores bubble stability across a wide range of xanthan gum (XG) and sodium dodecyl sulfate (SDS) concentrations (1–10× CMC and 1000–10,000 ppm) using advanced AI-assisted image analysis and molecular dynamics (MD) simulations. AI-enhanced microscopy enabled precise quantification of bubble size and morphology, while MD provided molecular-level insights into surfactant-polymer interactions at bubble interfaces. Results showed optimal CGA stability at specific surfactant-polymer ratios, significantly reducing gas diffusion and bubble coalescence. These integrated experimental and computational methods offer valuable guidelines for designing robust CGA-based remediation fluids.https://doi.org/10.1038/s41598-025-08100-4Colloidal gas aphronsSurfactantPolymerStabilityImage analysisMolecular dynamics simulation |
| spellingShingle | Ayaulym Amankeldiyeva Samal Kaumbekova Aigerim Khalidulliyeva Zhanat Salimova Aizhan Ibrayeva Maxime Cochennec Stéfan Colombano Yerlan Amanbek Yanwei Wang Sagyn Omirbekov Stability of colloidal gas aphrons based on polymer-surfactant formulations and molecular dynamics insights Scientific Reports Colloidal gas aphrons Surfactant Polymer Stability Image analysis Molecular dynamics simulation |
| title | Stability of colloidal gas aphrons based on polymer-surfactant formulations and molecular dynamics insights |
| title_full | Stability of colloidal gas aphrons based on polymer-surfactant formulations and molecular dynamics insights |
| title_fullStr | Stability of colloidal gas aphrons based on polymer-surfactant formulations and molecular dynamics insights |
| title_full_unstemmed | Stability of colloidal gas aphrons based on polymer-surfactant formulations and molecular dynamics insights |
| title_short | Stability of colloidal gas aphrons based on polymer-surfactant formulations and molecular dynamics insights |
| title_sort | stability of colloidal gas aphrons based on polymer surfactant formulations and molecular dynamics insights |
| topic | Colloidal gas aphrons Surfactant Polymer Stability Image analysis Molecular dynamics simulation |
| url | https://doi.org/10.1038/s41598-025-08100-4 |
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