Fig. 7From: Wall pressure beneath a transitional hypersonic boundary layer over an inclined straight circular coneThe instantaneous a, c and r.m.s. b, d of low- and high-frequency pw. a, b for low-frequency pw with frequency 10-50 kHz and c, d for high-frequency pw with 300-600 kHz. Details of high-frequency pw are given in two regions by the subfiguresBack to article page