Evaluating Performance Portability of OpenMP for SNAP on NVIDIA, Intel, and AMD GPUs using the Roofline Methodology.- Performance Assessment of OpenMP Compilers Targeting NVIDIA V100 GPUs.- GPU acceleration of the FINE/FR CFD solver in a heterogeneous environment with OpenACC directives.- Performance and Portability of a Linear Solver Across Emerging Architectures.- ADELUS: A Performance-Portable Dense LU Solver for Distributed-Memory Hardware-Accelerated Systems.