Table 2.

Threshold pressure (in MPa) for subharmonic scattering obtained experimentally and from different models.

	Frequency (MHz)
	2	3	4.4	6
Experiments	0.24	0.33	0.36	0.4
CEM	…	0.65	…	…
QEM	0.15	0.20	0.35	0.50
EEM	0.25	0.35	0.45	0.65
EEM (NN)	0.35	0.55	0.90	1.45
Marmottant	0.30	0.50	0.85	1.45