[HTML][HTML] High temperature zirconium alloys for fusion energy

DJM King, AJ Knowles, D Bowden, MR Wenman… - Journal of Nuclear …, 2022 - Elsevier
This review considers current Zr alloys and opportunities for advanced zirconium alloys to
meet the demands of a structural material in fusion reactors. Zr based materials in the …

Radiation shielding properties of modified concrete mixes and their suitability in dry storage cask

MG El-Samrah, MAA Zamora, DR Novog… - Progress in Nuclear …, 2022 - Elsevier
Radiation shielding properties of 8 concrete mixes were studied in detail. The concrete
mixes included 4 coarse aggregate types; dolomite, barite, ilmenite, and celestite, and 2 …

Pronghorn: A multidimensional coarse-mesh application for advanced reactor thermal hydraulics

AJ Novak, RW Carlsen, S Schunert, P Balestra… - Nuclear …, 2021 - Taylor & Francis
This paper presents an overview of Pronghorn, a multiscale thermal-hydraulic (T/H)
application developed by Idaho National Laboratory and the University of California …

Coupled Monte Carlo and thermal-fluid modeling of high temperature gas reactors using Cardinal

AJ Novak, D Andrs, P Shriwise, J Fang, H Yuan… - Annals of Nuclear …, 2022 - Elsevier
Cardinal is an open-source application that couples OpenMC Monte Carlo transport and
NekRS computational fluid dynamics to the Multiphysics Object-Oriented Simulation …

Argobots: A lightweight low-level threading and tasking framework

S Seo, A Amer, P Balaji, C Bordage… - … on Parallel and …, 2017 - ieeexplore.ieee.org
In the past few decades, a number of user-level threading and tasking models have been
proposed in the literature to address the shortcomings of OS-level threads, primarily with …

Frontier: exploring exascale

S Atchley, C Zimmer, J Lange, D Bernholdt… - Proceedings of the …, 2023 - dl.acm.org
As the US Department of Energy (DOE) computing facilities began deploying petascale
systems in 2008, DOE was already setting its sights on exascale. In that year, DARPA …

High-fidelity multi-physics coupling study on advanced heat pipe reactor

W Xiao, X Li, P Li, T Zhang, X Liu - Computer Physics Communications, 2022 - Elsevier
The advanced heat pipe cooled reactor is a potential candidate to generate nuclear power
for space exploration, and exhibits strong neutron leakage and complicated multi-physics …

Continuous-energy Monte Carlo neutron transport on GPUs in the Shift code

SP Hamilton, TM Evans - Annals of Nuclear Energy, 2019 - Elsevier
A continuous-energy Monte Carlo neutron transport solver executing on GPUs has been
developed within the Shift code. Several algorithmic approaches are considered, including …

Managing the heat: in-vessel components

J Cane, A Barth, J Farrington… - Philosophical …, 2024 - royalsocietypublishing.org
The Spherical Tokamak for Energy Production (STEP) programme aims to deliver a first-of-a-
kind fusion prototype powerplant (SPP). The SPP plasma places extreme heat, particle and …

Efficient execution of OpenMP on GPUs

J Huber, M Cornelius, G Georgakoudis… - 2022 IEEE/ACM …, 2022 - ieeexplore.ieee.org
OpenMP is the preferred choice for CPU parallelism in High-Performance-Computing (HPC)
applications written in C, C++, or Fortran. As HPC systems became heterogeneous …