Why a Raindrop Is Not Tear-Shaped — The Weber Number and TAB Breakup
·6 min read
The TAB oscillator breaks a drop once the deformation y crosses 1. Undamped, that peak is 2·We/24, so the critical Weber number lands on 12.
Why Water Streams Break into Droplets — Plateau–Rayleigh Instability and Breakup Regimes
·6 min read
The fastest Plateau–Rayleigh wave sits near 9.02 radii. Weber and Ohnesorge then decide whether that jet stays in fat drops or turns to mist.