2 papers
math.AP2026
Scattering from a random thin coating of nanoparticles: the Dirichlet case
Amandine Boucart, Sonia Fliss, Laure Giovangigli
We study the time-harmonic scattering by a heterogeneous object covered with a thin layer of randomly distributed sound-soft nanoparticles. The size of the particles, their distanc…
math.AP2025
Probing the speckle to estimate the effective speed of sound, a first step towards quantitative ultrasound imaging
Josselin Garnier, Laure Giovangigli, Quentin Goepfert +1
In this paper, we present a mathematical model and analysis for a new experimental method [Bureau and al., arXiv:2409.13901, 2024] for effective sound velocity estimation in medica…