Tailoring the hydrogenated mechanism of Pt3Al from first-principles investigation

Y Pan, X Chen, X Zhang - Vacuum, 2023 - Elsevier
Pt–Al compounds are promising high-temperature structural materials. However, the
hydrogenated behavior of Pt 3 Al is still unclear. To explore the hydrogenated mechanism …

[HTML][HTML] Influence of pressure on the structural, elastic and thermodynamic properties of α-and β-PtAl high temperature alloys

Y Pan, F Yang - Journal of Materials Research and Technology, 2024 - Elsevier
Although PtAl alloy is a promising high-temperature material, the mechanical properties and
thermodynamic behavior of PtAl alloy under high pressure is entirely unknown. To solve this …

Discovering novel γ-γ′ Pt-Al superalloys via lattice stability in Pt3Al induced by local atomic environment distortion

W Yu, X Chong, Y Liang, X Gao, Y Wei, SL Shang… - Acta Materialia, 2024 - Elsevier
Abstract The strength of Pt-Al superalloys can be effectively improved using a coherent
structure composed of a disordered γ phase and an ordered γ′ phase. However, γ′-Pt 3 …

Ab-initio calculations of mechanical and thermodynamic properties of TM (transition metal: 3d and 4d)-doped Pt3Al

Y Pan, M Wen - Vacuum, 2018 - Elsevier
Abstract The cubic Pt 3 Al has received considerable attention for high temperature
applications. However, it is a great challenge to improve the balance between the …

The influence of vacancy on the mechanical properties of IrAl coating: First-principles calculations

Y Pan, M Wen - Thin Solid Films, 2018 - Elsevier
The structural stability and mechanical properties of high-temperature materials are
markedly influenced by the point defect. Although IrAl compound is a promising thermal …

Energy localization on the Al sublattice of Pt3Al with L12 order

NN Medvedev, MD Starostenkov… - Journal of Applied …, 2013 - pubs.aip.org
A three-dimensional molecular-dynamics model of P t 3 A l with L 1 2 order was developed
and found to support the excitation of discrete breathers (DBs) and energy localization on …

Stability, thermal and mechanical properties of PtxAly compounds

J Feng, B **ao, J Chen, Y Du, J Yu, R Zhou - Materials & Design, 2011 - Elsevier
The stability, thermal and mechanical properties of PtxAly intermetallic compounds are
investigated by density functional theory (DFT). The cohesive energy and formation enthalpy …

Materials modelling in the University of Limpopo

PE Ngoepe, AV Chadwick, HM Sithole… - Interface …, 2024 - royalsocietypublishing.org
This article provides insights into building research capacity in computational modelling of
materials at the University of Limpopo (UL), formerly University of the North, in South Africa …

Insight into the Mechanical Properties and Fracture Behavior of Pt3Al Coating by Experiment and Theoretical Simulation

Y Pan - Journal of Materials Engineering and Performance, 2021 - Springer
Abstract The polycrystalline Pt 3 Al coating was prepared by the arc-melting method. The
fracture mechanism of Pt 3 Al was investigated by the theoretical investigation. The …

Investigation of the thermodynamic, structural, electronic, mechanical and phonon properties of D0c Ru-based intermetallic alloys: An ab-initio Study

BO Mnisi, EM Benecha, MM Tibane - Materials Research …, 2024 - iopscience.iop.org
We present the structural, elastic, electronic, magnetic, and phonon properties of D0c X 3 Ru
(X= Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, and Zn) alloys in their respective ground-states at zero …