How can particles or bubbles injected into a fluid control the onset of large-scale thermal convection in a Rayleigh-Bénard system?

More on this topic on our preprint here: “Impact of Particle Injection Velocity on the Stability of the Particulate Rayleigh-Bénard System” Saad Raza, Romulo B. Freitas, Leonardo S. B. Alves, Enrico Calzavarini, Silvia C. Hirata , 10.48550/arXiv.2504.16300