Figure 5 | Scientific Reports

Figure 5

From: Enhancement of the ionoacoustic effect through ultrasound and photoacoustic contrast agents

Figure 5

Water luminescence simulations and resulting pressure. (a) Energy deposition of the optical photons for the mono-energetic proton beam obtained from Fluka2021.1beta and (b) resulting ionoacoustic signal depending on the correction factor applied to the photoacoustic contribution (PA). (c) Comparison between the measurement with India ink using the mono-energetic beam and the simulation with a correction factor of \({5\times 10^{5}}\). (d) Energy deposition of the optical photons for the spread-out Bragg peak obtained from Fluka2021.1beta and (e) resulting ionoacoustic signal depending on the correction factor applied to the photoacoustic contribution. (f) Comparison between the measurement with India ink using the spread-out Bragg peak and the simulation with a optical photon correction factor of \({5\times 10^{5}}\). All the experimental measurements have been averaged over 3000 acquisitions and filtered using PyWavelets Python package.

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