Modeling and simulation of sintering process across scales

M Yi, W Wang, M Xue, Q Gong, BX Xu - Archives of Computational …, 2023 - Springer
Sintering, as a thermal process at elevated temperature below the melting point, is widely
used to bond contacting particles into engineering products such as ceramics, metals …

Phase-field modeling of phase transformations in multicomponent alloys: a review

A Lahiri - Journal of the Indian Institute of Science, 2022 - Springer
Almost all alloys of engineering importance are multicomponent in character.
Multicomponent alloys are subject to complex interplay of thermodynamic and kinetic …

Towards automatic feature extraction and sample generation of grain structure by variational autoencoder

Y Ji, A Koeppe, P Altschuh, D Rajagopal, Y Zhao… - Computational Materials …, 2024 - Elsevier
Granularity is one of the most predominant structures for polycrystalline materials, from
geological compounds to technical high-performance alloys. In particular, grain structures in …

Regression based computer vision analysis of volume-fraction effect on Pb–Sn solid–liquid coarsening in microgravity

M Prabakar, PG Kubendran Amos - Applied Physics A, 2023 - Springer
Outcomes of coarsening experiments performed in solid–liquid mixture of various Pb–Sn
systems, under microgravity, are investigated to explicate the influence of volume fraction on …

High-fidelity simulations and data-driven insights on rate-governing phases in duplex and triplex systems during isotropic normal grain growth

PGK Amos, A Koeppe, R Perumal, B Nestler - Physical Review Materials, 2022 - APS
Normal grain growth in multiphase polycrystalline systems includes sluggish evolution of
minor-phase grains and relatively faster growth of the major-phase grains. Which of these …

[PDF][PDF] Phase-Field Simulation of Sintering Process: A Review.

M Xue, M Yi - CMES-Computer Modeling in Engineering & …, 2024 - cdn.techscience.cn
Sintering, a well-established technique in powder metallurgy, plays a critical role in the
processing of high melting point materials. A comprehensive understanding of structural …

Non-equilibrium Thermodynamic Foundation of the Grand-potential Phase Field Model

J Zhang, JA Warren, PW Voorhees - arXiv preprint arXiv:2409.18864, 2024 - arxiv.org
Choosing the correct free energy functional is critical when developing thermodynamically-
consistent phase field models. We show that the grand-potential phase field model …

[PDF][PDF] Analyzing and Extending Cellular Automaton Simulations of Dynamic Recrystallization.

RS Subramanian, RS Shree, PGK Amos - Complex Syst., 2023 - content.wolfram.com
A polycrystalline system corroborating experimentally observed microstructure is developed
in this paper by employing cellular automata techniques. Moreover, through appropriate …

Data-driven analysis of grain-growth kinetics in duplex and triplex systems

PG Amos, R Perumal, A Koeppe, B Nestler - arXiv preprint arXiv …, 2021 - arxiv.org
During grain growth in multiphase system, a convincing understanding on how the evolution
kinetics of an individual phase-grains relates to the growth rate of entire microstructure is yet …