Cavity formation during water entry of heated spheres*

Project supported by the National Natural Science Foundation of China (Grant No. 11672094).
Li Jia-Chuan, Wei Ying-Jie †, Wang Cong, Xia Wei-Xue
       

Cavities at depth H = 7R0 formed during impacts of spheres with Ts = 30 °C, Tw = 30 °C, V0 = (a) 4.2 m/s, (b) 4.5 m/s, (c) 5 m/s, and (d) 5.6 m/s.