DOLFINx: the next generation FEniCS problem solving environment

IA Baratta, JP Dean, JS Dokken, M Habera, J HALE… - 2023 - orbilu.uni.lu
DOLFINx is the next generation problem solving environment from the FEniCS Project; it
provides an expressive and performant environment for solving partial differential equations …

[HTML][HTML] Damage mechanics challenge: Predictions from an adaptive finite element implementation of the stress-based phase-field fracture model

A Gupta, DT Nguyen, R Duddu - Engineering Fracture Mechanics, 2024 - Elsevier
The damage mechanics challenge (DMC) represents a critical step in predicting the damage
evolution and failure in rock-like materials displaying brittle/quasi-brittle characteristics. The …

[HTML][HTML] Modelling a permanent magnet synchronous motor in FEniCSx for parallel high-performance simulations

J McDonagh, N Palumbo, N Cherukunnath… - Finite Elements in …, 2022 - Elsevier
There are concerns that the extreme requirements of heavy-duty vehicles and aviation will
see them left behind in the electrification of the transport sector, becoming the most …

[HTML][HTML] Open-source immersogeometric analysis of fluid–structure interaction using FEniCS and tIGAr

D Kamensky - Computers & Mathematics with Applications, 2021 - Elsevier
We recently developed the open-source library tIGAr, which extends the FEniCS finite
element automation framework to isogeometric analysis. The present contribution …

Leveraging code generation for transparent immersogeometric fluid–structure interaction analysis on deforming domains

GE Neighbor, H Zhao, M Saraeian, MC Hsu… - Engineering with …, 2023 - Springer
Code generation technology has been transformative to the field of numerical partial
differential equations (PDEs), allowing domain scientists and engineers to automatically …

A multiblock (MIB) finite element method for accurate and efficient blood flow simulation

GC Bourantas, BF Zwick, DS Lampropoulos… - Journal of …, 2024 - Elsevier
We present an efficient and accurate immersed boundary (IB) finite element (FE) method for
internal flow problems with complex geometries (eg blood flow in the vascular system). In …

Performance investigation and design optimization of micro scale compressed air axial turbine for domestic solar powered Brayton cycle

AM Daabo, KE Hammo, OA Mohammed… - Sustainable Energy …, 2020 - Elsevier
This research investigation aims to characterize the aerodynamic and structural
performance of a micro scale axial turbine operated with the Brayton cycle, at various …

Thermal modeling of subduction zones with prescribed and evolving 2D and 3D slab geometries

N Sime, CR Wilson, PE van Keken - Progress in Earth and Planetary …, 2024 - Springer
The determination of the temperature in and above the slab in subduction zones, using
models where the top of the slab is precisely known, is important to test hypotheses …

An exactly mass conserving and pointwise divergence free velocity method: Application to compositional buoyancy driven flow problems in geodynamics

N Sime, JM Maljaars, CR Wilson… - Geochemistry …, 2021 - Wiley Online Library
Tracer methods are widespread in computational geodynamics for modeling the advection
of chemical data. However, they present certain numerical challenges, especially when …

Massively parallel phase field fracture simulations on supercomputers: towards multi-billion degree-of-freedom computations

Z Chafia, J Yvonnet, J Bleyer, S Vincent… - Advanced Modeling and …, 2024 - Springer
An efficient parallel implementation of the phase field method for quasi-brittle crack
simulations able to run on supercomputers with a large number of processes is proposed …