Crystal chemistry and Calphad modeling of the σ phase

JM Joubert - Progress in Materials Science, 2008 - Elsevier
A systematic review of the crystal chemical properties of the σ phase is presented, with
special emphasis on the atomic order, ie the distribution of the atoms on the different sites of …

[图书][B] Computational thermodynamics: the Calphad method

H Lukas, SG Fries, B Sundman - 2007 - dl.acm.org
Phase diagrams are used in materials research and engineering to understand the
interrelationship between composition, microstructure and process conditions. In complex …

[HTML][HTML] Ion-irradiation induced clustering in W-Re-Ta, W-Re and W-Ta alloys: An atom probe tomography and nanoindentation study

A Xu, DEJ Armstrong, C Beck, MP Moody, GDW Smith… - Acta Materialia, 2017 - Elsevier
In tungsten plasma-facing fusion reactor components, Ta is the third most abundant element
formed by transmutation (after Re and Os), yet little is known about the behaviour of W-Ta …

Tuning the Complex Spherical Phase of Sugar-Based Block Co-Oligomer via Single-Monomer-Mediated Composition Variation

WC Chiu, YH Cheng, JH Lin, CH Tung… - …, 2024 - ACS Publications
We show that a full spectrum of Frank–Kasper (FK) phase and dodecagonal quasicrystal
(DDQC) having been discovered among different block copolymers (BCPs) can be …

Using genetic algorithms to map first-principles results to model Hamiltonians: Application to the generalized Ising model for alloys

V Blum, GLW Hart, MJ Walorski, A Zunger - Physical Review B—Condensed …, 2005 - APS
The cluster expansion method provides a standard framework to map first-principles
generated energies for a few selected configurations of a binary alloy onto a finite set of pair …

Non-stoichiometry and calphad modeling of Frank-Kasper phases

JM Joubert, JC Crivello - Applied Sciences, 2012 - mdpi.com
One of the many singularities of Frank-Kasper phases is their ability to accommodate
extremely large composition ranges by atom mixing on the different sites of the crystal …

A thermodynamic description of the Co-Cr-Fe-Ni-V system for high-entropy alloy design

WM Choi, YH Jo, DG Kim, SS Sohn, S Lee, BJ Lee - Calphad, 2019 - Elsevier
To increase the strength of representative equiatomic CoCrFeMnNi HEAs (high entropy
alloys), many researchers have attempted to generate a secondary phase or to maximize …

Supervised deep learning prediction of the formation enthalpy of complex phases using a DFT database: The σ− phase as an example

JC Crivello, JM Joubert, N Sokolovska - Computational Materials Science, 2022 - Elsevier
Abstract Machine learning (ML) methods are becoming the state-of-the-art in numerous
domains, including material sciences. In this manuscript, we demonstrate how ML can be …

Ordered structures in rhenium binary alloys from first-principles calculations

O Levy, M Jahnátek, RV Chepulskii… - Journal of the …, 2011 - ACS Publications
Rhenium is an important alloying agent in catalytic materials and superalloys, but the
experimental and computational data on its binary alloys are sparse. Only 6 out of 28 Re …

Theory of structural trends within and transition metal topologically close-packed phases

B Seiser, T Hammerschmidt, AN Kolmogorov… - Physical Review B …, 2011 - APS
A combination of electronic-structure methodologies from density functional theory (DFT)
through a tight-binding (TB) model to analytic bond-order potentials (BOPs) has been used …