3 papers
math.NA2020
Accelerating frequency-domain numerical methods for weakly nonlinear focused ultrasound using nested meshes
Samuel P. Groth, Pierre Gélat, Seyyed R. Haqshenas +4
The numerical simulation of weakly nonlinear ultrasound is important in treatment planning for focused ultrasound (FUS) therapies. However, the large domain sizes and generation of…
physics.comp-ph2019
Preconditioning the discrete dipole approximation
Samuel P. Groth, Athanasios G. Polimeridis, Jacob K. White
The discrete dipole approximation (DDA) is a popular numerical method for calculating the scattering properties of atmospheric ice crystals. The standard DDA formulation involves t…
physics.comp-ph2018
Adiabatic absorbers in photonics simulations with the volume integral equation method
Alexandra Tambova, Samuel P. Groth, Jacob K. White +1
This paper describes the implementation and performance of adiabatic absorbing layers in an FFT-accelerated volume integral equation (VIE) method for simulating truncated nanophoto…