Advances in numerical modeling of environmental barrier coating systems for gas turbines

B Lv, X Jin, J Cao, B Xu, Y Wang, D Fang - Journal of the European …, 2020 - Elsevier
Advanced gas turbines pursue efficiency improvement by employing high-temperature
lightweight materials. Ceramic matrix composites are the most promising candidates for hot …

Application of artificial neural networks for the prediction of interface mechanics: a study on grain boundary constitutive behavior

M Fernández, S Rezaei, J Rezaei Mianroodi… - Advanced modeling and …, 2020 - Springer
The present work aims at the identification of the effective constitutive behavior of Σ 5 Σ 5
aluminum grain boundaries (GB) for proportional loading by using machine learning (ML) …

An anisotropic cohesive fracture model: Advantages and limitations of length-scale insensitive phase-field damage models

S Rezaei, A Harandi, T Brepols, S Reese - Engineering Fracture …, 2022 - Elsevier
The goal of the current work is to explore direction-dependent damage initiation and
propagation within an arbitrary anisotropic solid. In particular, we aim at developing …

A numerical study of plastic strain localization and fracture across multiple spatial scales in materials with metal-matrix composite coatings

RR Balokhonov, VA Romanova, S Schmauder… - Theoretical and Applied …, 2019 - Elsevier
The mechanisms of stress concentration and plastic strain localization operating in an
aluminum substrate with an aluminum-matrix composite coating subjected to uniaxial …

Mechanical and tribological assessment of composite AlCrN or aC: Ag-based thin films for implant application

L Patnaik, SR Maity, S Kumar - Ceramics International, 2021 - Elsevier
The present study focuses on the comparison of cathodic arc deposited AlCrN (ternary
coating) and Ag alloyed aC (amorphous carbon base coating) on chrome nitride (CrN) …

A multidisciplinary approach to facies evaluation at regional level using well log analysis, machine learning, and statistical methods

J Ullah, H Li, U Ashraf, M Ehsan, M Asad - Geomechanics and Geophysics …, 2023 - Springer
Geological facies evaluation is crucial for the exploration and development of hydrocarbon
reservoirs. To achieve accurate predictions of litho-facies in wells, a multidisciplinary …

3D deformation modeling of CrAlN coated tool steel compound during nanoindentation

K Bobzin, C Kalscheuer, M Carlet, S Schmauder… - Surface and Coatings …, 2023 - Elsevier
The finite element method (FEM) nanoindentation simulations of nitride hard coatings are
either focused on the coating only or contain an axisymmetric model of the coated …

Numerical and experimental studies on crack nucleation and propagation in thin films

A Harandi, S Rezaei, SK Aghda, C Du, T Brepols… - International Journal of …, 2023 - Elsevier
The prediction of damage and cracking patterns in ceramic thin films plays a vital role in the
optimal design thereof. In this study, we focus on developing a numerical framework to …

Atomistically motivated interface model to account for coupled plasticity and damage at grain boundaries

S Rezaei, D Jaworek, JR Mianroodi… - Journal of the …, 2019 - Elsevier
Grain boundary (GB) characteristics play an important role in the determination and
prediction of material behavior, especially when it comes to nanocrystalline metals and …

High temperature nano-indentation on the mechanical properties of Zr and Zr–Fe alloys: experimental and theoretical analysis

L Xia, D Chen, Y Cao, X Xiao, C Jiang - Mechanics of Materials, 2021 - Elsevier
In this work, the microstructure and subsurface hardness of pure Zr and Zr-xFe (x= 0.2, 0.4,
0.6) model alloys were investigated at elevated temperatures (298–573 K) by means of …