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 › About LES+RayleighBernard flow › Reply To: About LES+RayleighBernard flow August 8, 2022 at 10:34 am #6760 mathiasKeymaster I think smagoPrefactor should be around 0.14. For more details https://publikationen.bibliothek.kit.edu/1000126904 . Best Mathias