Improved phase-field models of melting and dissolution in multi-component flows

EW Hester, LA Couston, B Favier… - Proceedings of the …, 2020 - royalsocietypublishing.org
We develop and analyse the first second-order phase-field model to combine melting and
dissolution in multi-component flows. This provides a simple and accurate way to simulate …

[HTML][HTML] Multiphase field modelling of alloy solidification

PC Bollada, PK Jimack, AM Mullis - Computational Materials Science, 2020 - Elsevier
We present an approach to alloy solidification modelling that incorporates binary interface
energies in a manner that correctly reproduces the associated theoretical angles at triple …

Towards a physically consistent phase-field model for alloy solidification

PC Bollada, PK Jimack, AM Mullis - Metals, 2022 - mdpi.com
We give an overview of contributions made to the computational phase-field modelling of
alloy solidification from the University of Leeds as part of the LiME project (EPSRC …

[HTML][HTML] A numerical approach to compensate for phase field interface effects in alloy solidification

PC Bollada, PK Jimack, AM Mullis - Computational Materials Science, 2018 - Elsevier
The use of a phase field approach to simulate solidification of metallic alloys has many
computational advantages, but if obtaining quantitative results relies on the interface …

[PDF][PDF] Dynamic load balancing for the parallel, adaptive, multigrid solution of implicit phase-field simulations

MH Chen, PC Bollada, PK Jimack - Int. J. Numer. Anal. Model, 2019 - researchgate.net
In this paper we assess the performance of a selection of load balancing strategies for a
parallel, adaptive multigrid solver that has been developed for the implicit solution of phase …

A one-field fictitious domain method for fluid-structure interactions

Y Wang - 2018 - etheses.whiterose.ac.uk
We present a one-field fictitious domain method (FDM) for simulation of general fluid-
structure interactions (FSI)." One-field" means only one velocity field is solved in the whole …

A novel route to the coupling of molecular dynamics and phase-field simulations of crystal growth

PC Bollada, H Men, C Fang, PK Jimack… - IOP Conference …, 2019 - iopscience.iop.org
Molecular dynamic simulations, ab initio (DFT) calculations and experimental evidence
suggests that there is a liquid-solid transition region which may be characterised by an order …

Formulation of strongly non-local, non-isothermal dynamics for heterogeneous solids based on the GENERIC with application to phase-field modeling

M Hütter, B Svendsen - Materials Theory, 2017 - Springer
The purpose of the current work is the formulation of models for conservative and non-
conservative dynamics in solid systems with the help of the General Equation for the Non …

Simulation of Intermetallic Solidification Using Phase-Field Techniques

AM Mullis, PC Bollada, PK Jimack - Transactions of the Indian Institute of …, 2018 - Springer
We have presented current ideas towards developing a phase-field model appropriate to the
solidification of intermetallic phases. Such simulation presents two main challenges (1) …