The role of viscosity on ion transport in thin-layer electrodeposition
The effects of viscosity variation on ion transport and growth morphology, under constant electric current and convection prevailing regimes , is studied through experiments and computational modeling. The viscosity was changed through glycerol addition. Optical techniques and particle image velocim...
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| Formato: | CONF |
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| Acceso en línea: | http://hdl.handle.net/20.500.12110/paper_NIS01843_v8_n_p43_Gonzalez |
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todo:paper_NIS01843_v8_n_p43_Gonzalez2023-10-03T16:45:43Z The role of viscosity on ion transport in thin-layer electrodeposition Gonzalez, G. Marshall, G. Molina, F.V. Dengra, S. Sanchez, A. Charge transfer Concentration (process) Electric currents Electrolytes Fractals Solutions Velocity measurement Viscosity Computational modeling Electrostatic potential Ion transport Viscosity variations Electrodeposition The effects of viscosity variation on ion transport and growth morphology, under constant electric current and convection prevailing regimes , is studied through experiments and computational modeling. The viscosity was changed through glycerol addition. Optical techniques and particle image velocimetry using micron sized particles, allowed the tracking of the convective, migration and concentration fronts and the measurement of fluid velocity. Computational modeling is based on a macroscopic model describing the coupling of ion transport, electrostatic potential and fluid flow. Experimental results and computational modeling show that concentration and convective fronts slow down with viscosity, but their time scaling follows the same law as for pure aqueous solutions. Velocity measurements reveal that increasing viscosity the intensity of gravitoconvective motion decreases, while gravitoconvection becomes relatively stronger. Fil:Gonzalez, G. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Molina, F.V. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Dengra, S. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Sanchez, A. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. CONF info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_NIS01843_v8_n_p43_Gonzalez |
| institution |
Universidad de Buenos Aires |
| institution_str |
I-28 |
| repository_str |
R-134 |
| collection |
Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA) |
| topic |
Charge transfer Concentration (process) Electric currents Electrolytes Fractals Solutions Velocity measurement Viscosity Computational modeling Electrostatic potential Ion transport Viscosity variations Electrodeposition |
| spellingShingle |
Charge transfer Concentration (process) Electric currents Electrolytes Fractals Solutions Velocity measurement Viscosity Computational modeling Electrostatic potential Ion transport Viscosity variations Electrodeposition Gonzalez, G. Marshall, G. Molina, F.V. Dengra, S. Sanchez, A. The role of viscosity on ion transport in thin-layer electrodeposition |
| topic_facet |
Charge transfer Concentration (process) Electric currents Electrolytes Fractals Solutions Velocity measurement Viscosity Computational modeling Electrostatic potential Ion transport Viscosity variations Electrodeposition |
| description |
The effects of viscosity variation on ion transport and growth morphology, under constant electric current and convection prevailing regimes , is studied through experiments and computational modeling. The viscosity was changed through glycerol addition. Optical techniques and particle image velocimetry using micron sized particles, allowed the tracking of the convective, migration and concentration fronts and the measurement of fluid velocity. Computational modeling is based on a macroscopic model describing the coupling of ion transport, electrostatic potential and fluid flow. Experimental results and computational modeling show that concentration and convective fronts slow down with viscosity, but their time scaling follows the same law as for pure aqueous solutions. Velocity measurements reveal that increasing viscosity the intensity of gravitoconvective motion decreases, while gravitoconvection becomes relatively stronger. |
| format |
CONF |
| author |
Gonzalez, G. Marshall, G. Molina, F.V. Dengra, S. Sanchez, A. |
| author_facet |
Gonzalez, G. Marshall, G. Molina, F.V. Dengra, S. Sanchez, A. |
| author_sort |
Gonzalez, G. |
| title |
The role of viscosity on ion transport in thin-layer electrodeposition |
| title_short |
The role of viscosity on ion transport in thin-layer electrodeposition |
| title_full |
The role of viscosity on ion transport in thin-layer electrodeposition |
| title_fullStr |
The role of viscosity on ion transport in thin-layer electrodeposition |
| title_full_unstemmed |
The role of viscosity on ion transport in thin-layer electrodeposition |
| title_sort |
role of viscosity on ion transport in thin-layer electrodeposition |
| url |
http://hdl.handle.net/20.500.12110/paper_NIS01843_v8_n_p43_Gonzalez |
| work_keys_str_mv |
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