Modeling a sample size-dependency of martensitic phase transformation using a mesoscale framework

M Vasoya, DC Lagoudas - International Journal of Plasticity, 2023 - Elsevier
Predicting a sample size-dependency of the constitutive response of any material system
when it is being used in nano-and micro-scale devices, such as NEMS and MEMS, is very …

Computational Homogenization of Precipitated Shape Memory Alloys: A Comparative Study of FFT Versus FEA

JK Joy, A Cruzado, A Solomou, AA Benzerga… - Shape Memory and …, 2022 - Springer
Aging heat treatments in Shape Memory Alloys (SMAs) often lead to formation of
precipitates, which affect phase transformation. In order to analyze the effects of volume …

Property and microstructure of Ni50. 3Ti29. 7Hf20 high-temperature shape memory alloys with different aging conditions

J Dong, A Demblon, T Umale, D Zhao, G Valentino… - Acta Materialia, 2024 - Elsevier
NiTiHf is a class of promising high-temperature shape memory alloys (SMAs) that find many
applications. However, their complex martensitic microstructure and attendant …

Compositional Changes of H-phase Precipitates in NiTiHf Shape Memory Alloys using Atom Probe Tomography

F Gantz, SR Cooper, JD Smith, ML Young - Scripta Materialia, 2024 - Elsevier
Chemical analysis of shape memory alloys (SMAs) is critically important to characterization
due to the high compositional sensitivity of shape memory properties. Chemical analytical …

Interface stress transfer model and modulus parameter equivalence method for composite materials embedded with tensile pre-strain shape memory alloy fibers

Y Huang, X Duan, J Wang, Z Zhang, Y Shi, B Huang… - Plos one, 2024 - journals.plos.org
The constitutive model and modulus parameter equivalence of shape memory alloy
composites (SMAC) serve as the foundation for the structural dynamic modeling of …

Hot tensile deformation behavior and microstructure evolution of Mg–Mn–Ce alloy

K Yang, X Li, J Wang, Q Zheng, M Shi, Y Jiao… - Journal of Materials …, 2024 - Elsevier
Magnesium-manganese series alloys, as materials with very low-density value, have
excellent mechanical properties and corrosion resistance, and have broad prospects in …

Variant selection map of external load during Ni4Ti3 precipitation in nitinol: a theoretical and phase field study

X Zhou, T Zhang, L Cheng, X Yang, J Zhu - Acta Mechanica Sinica, 2024 - Springer
Abstract The morphology of Ni4Ti3 precipitates is important in tuning the martensitic
transformation (MT) behavior and mechanical properties of nitinol. Constrained ageing is …

Thermodynamic, kinetic and mechanical modeling to evaluate CO2-induced corrosion via oxidation and carburization in Fe, Ni alloys

A Sundar, A Feinauer, B Kinzer, J Petrasch, L Qi… - Corrosion …, 2024 - Elsevier
A computational framework integrating thermodynamics, kinetics, and mechanical stress
calculations is developed to study supercritical CO 2-induced corrosion in model Fe-based …

Cyclic Stability of Two-Way Shape Memory Effect in Aged Ni50.3Ti32.2Hf17.5 Polycrystals after Various Thermomechanical Treatments

EY Panchenko, AI Tagiltsev, EE Timofeeva… - Materials, 2023 - mdpi.com
In the present paper, the cyclic stability of the high-temperature two-way shape memory
effect was studied in high-strength Ni50. 3Ti32. 2Hf17. 5 polycrystals after various …

An interpretable deep learning approach for designing nanoporous silicon nitride membranes with tunable mechanical properties

AK Shargh, N Abdolrahim - npj Computational Materials, 2023 - nature.com
The high permeability and strong selectivity of nanoporous silicon nitride (NPN) membranes
make them attractive in a broad range of applications. Despite their growing use, the …