Presence and properties of acoustic peaks near the nozzle of impinging rocket jets

Topical Issue - Aeroacoustics: state of art and future trends

Open Access

Figure 15

Power spectral densities of the axial oscillations of the near-plate shock for L = 15r₀ at r = 0 and r = 0.85r₀, and peak frequencies in the near-nozzle pressure spectra for n_θ = 0 and n_θ = 1.

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