Material absorption-based carrier generation model for modeling optoelectronic devices

no code implementations • 12 Feb 2021 • Liang Chen, Hakan Bagci

The generation rate of photocarriers in optoelectronic materials is commonly calculated using the Poynting vector in the frequency domain.

Optics Computational Engineering, Finance, and Science Computational Physics

ANN-assisted CoSaMP Algorithm for Linear Electromagnetic Imaging of Spatially Sparse Domains

no code implementations • 15 Nov 2019 • Ali I. Sandhu, Salman A. Shaukat, Abdulla Desmal, Hakan Bagci

Greedy pursuit algorithms (GPAs) are widely used to reconstruct sparse signals.

An Accelerated Nonlinear Contrast Source Inversion Scheme For Sparse Electromagnetic Imaging

no code implementations • 14 Nov 2019 • Ali I. Sandhu, Abdulla Desmal, Hakan Bagci

An efficient nonlinear contrast source inversion scheme for electromagnetic imaging of sparse two-dimensional investigation domains is proposed.

Extreme Scale FMM-Accelerated Boundary Integral Equation Solver for Wave Scattering

1 code implementation • 27 Mar 2018 • Mustafa Abduljabbar, Mohammed Al Farhan, Noha Al-Harthi, Rui Chen, Rio Yokota, Hakan Bagci, David Keyes

With distributed memory optimizations, on the other hand, we report near-optimal efficiency in the weak scalability study with respect to both the logarithmic communication complexity as well as the theoretical scaling complexity of FMM.

Performance Computational Engineering, Finance, and Science Mathematical Software