Due to recent bot attacks we have changed the sign-up process. If you want to participate in our forum please send a message via our contact form. › Forums › OpenLB › General Topics › Viscosity ratio (10-100) › Reply To: Viscosity ratio (10-100) April 15, 2025 at 9:19 am #10044 Amirmansour JafariParticipant I sincerely appreciate your valuable guidance and kind attention.