Thanks for your contribution.

Regards, Khaled

https://www.researchgate.net/publication/318135598_Analysis_of_a_Fluid_Bubble_Rising_in_a_More_Viscous_Medium_An_Undergraduate_Research_Project

Conference Paper Analysis of a Fluid Bubble Rising in a More Viscous Medium; ...

Dear colleagues,

Thanks for your valuable contributions.

Regards, Khaled.

Hi,

In my opinion, the key point is to estimate the drag coefficient. Maybe this paper from Loth could be useful. For a case a more complex situation, i.e. bubble under an inclined plan I can suggest one of my paper.

I hope it is useful for you.

Best regards,

Alexis

Article Quasi-Steady Shape and Drag of Deformable Bubbles and Drops

Article Between inertia and viscous effects: Sliding bubbles beneath...

Hi,

You can use the last edition of this book. It is vey useful.

Zapryanov, Z., & Tabakova, S. (2013). Dynamics of bubbles, drops and rigid particles (Vol. 50). Springer Science & Business Media.