Segregation effects of interstitial and substitutional elements at grain boundaries in ferritic iron and their effect on liquid metal embrittlement

Publications of Ali Tehranchi

Journal Article (13)

1.
Journal Article
Syed, F.; Saikia, U.; Sun, B.; Kiranbabu, S.; Tehranchi, A.; Hickel, T.; Zaefferer, S.; Ponge, D.: Interfacial segregation of carbon atoms: the competition between grain boundaries and phase boundaries. Scripta Materialia 268, 116842 (2025)
2.
Journal Article
Dong, X.; Wei, S.; Tehranchi, A.; Saksena, A.; Ponge, D.; Sun, B.; Raabe, D.: The dual role of boron on hydrogen embrittlement: example of interface-related hydrogen effects in an austenite-ferrite two-phase lightweight steel. Acta Materialia 299, 121458 (2025)
3.
Journal Article
Hachet, G.; Tehranchi, A.; Shi, H.; Prabhakar, J. M.; Wei, S.; Angenendt, K.; Zaefferer, S.; Gault, B.; Sun, B.; Ponge, D. et al.; Raabe, D.: Segregation at prior austenite grain boundaries: The competition between boron and hydrogen. International Journal of Hydrogen Energy 95, pp. 734 - 746 (2024)
4.
Journal Article
Tehranchi, A.; Zhang, S.; Zendegani, A.; Scheu, C.; Hickel, T.; Neugebauer, J.: Metastable defect phase diagrams as roadmap to tailor chemically driven defect formation. Acta Materialia 277, 120145 (2024)
5.
Journal Article
Felten, M.; Chaineux, V.; Zhang, S.; Tehranchi, A.; Hickel, T.; Scheu, C.; Spille, J.; Lipińska-Chwałek, M.; Mayer, J.; Berkels, B. et al.; Hans, M.; Greving, I.; Flenner, S.; Sefa, S.; Zander, D.: The effect of Laves phases and nano-precipitates on the electrochemical corrosion resistance of Mg–Al–Ca alloys under alkaline conditions. Journal of Magnesium and Alloys 12 (6), pp. 2447 - 2461 (2024)
6.
Journal Article
Chakraborty, P.; Mouton, I.; Gault, B.; Tehranchi, A.; Neugebauer, J.; Hickel, T.: Effect of Sn on stacking fault energies in zirconium and its hydrides. Physical Review Materials 8 (3), 033605 (2024)
7.
Journal Article
Tehranchi, A.; Chakraborty, P.; López Freixes, M.; McEniry, E.; Gault, B.; Hickel, T.; Neugebauer, J.: Tailoring negative pressure by crystal defects: Microcrack induced hydride formation in Al alloys. Physical Review Materials 7, 105401 (2023)
8.
Journal Article
Shodja, H. M.; Ordookhani, A.; Tehranchi, A.: Dynamic Concentrations and Potentials of Embedded Eccentrically Coated Magneto-Electro-Elastic Fiber Subjected to Anti-Plane Shear Waves. Journal of Elasticity 153 (1), pp. 119 - 153 (2023)
9.
Journal Article
Dong, X.; Wang, D.; Prithiv, T. S.; Tehranchi, A.; Ponge, D.; Sun, B.: Hydrogen-associated decohesion and localized plasticity in a high-Mn and high-Al two-phase lightweight steel. Acta Materialia 239, 118296 (2022)
10.
Journal Article
Zhou, D.; Zhang, X.; Tehranchi, A.; Hou, J.; Lu, W.; Hickel, T.; Ponge, D.; Raabe, D.; Zhang, D.: Stacking faults in a mechanically strong Al(Mg)–Al3Mg2 composite. Composites Part B: Engineering 245, 110211 (2022)
11.
Journal Article
Tehranchi, A.; Zhou, X.; Curtin, W. A.: A decohesion pathway for hydrogen embrittlement in nickel: Mechanism and quantitative prediction. Acta Materialia 185, pp. 98 - 109 (2020)
12.
Journal Article
Tehranchi, A.; Curtin, W. A.: The role of atomistic simulations in probing hydrogen effects on plasticity and embrittlement in metals. Engineering Fracture Mechanics 216, 106502 (2019)
13.
Journal Article
Hüter, C.; Shanthraj, P.; McEniry, E.; Spatschek, R. P.; Hickel, T.; Tehranchi, A.; Guo, X.; Roters, F.: Multiscale Modelling of Hydrogen Transport and Segregation in Polycrystalline Steels. Metals 8 (6), 430, pp. 1 - 16 (2018)

Talk (5)

14.
Talk
Neugebauer, J.; Tehranchi, A.; Mathews, P.; Yang, J.; Todorova, M.; Hickel, T.: Metastable Defect Phase Diagrams as a road map for defect design. FLAIR Colloquium talk, Technical University Darmstadt, Darmstadt, Germany (2024)
15.
Talk
Neugebauer, J.; Tehranchi, A.; Mathews, P.; Yang, J.; Todorova, M.; Hickel, T.: Metastable Defect Phase Diagrams as a road map for defect design. TMS Annual Meeting, Orlando, FL, USA (2024)
16.
Talk
Neugebauer, J.; Poul, M.; Mathews, P.; Tehranchi, A.; Yang, J.; Todorova, M.; Hickel, T.: Construction and application of defect phase diagrams: Concepts and computational approaches. Thermec 2023, Vienna, Austria (2023)
17.
Talk
Neugebauer, J.; Poul, M.; Mathews, P.; Tehranchi, A.; Yang, J.; Todorova, M.; Hickel, T.: Defect phase diagrams: Concepts, computational approaches and applications. DPG-Frühjahrstagung (DPG Spring Meeting), Dresden, Germany (2023)
18.
Talk
Tehranchi, A.; Hickel, T.; Neugebauer, J.: Atomistic simulations of hydrogen-defect interactions in metals. Workshop "Hydrogen in Metals - current understanding and future needs", St Anne's College, Oxford, UK (2019)

Preprint (3)

19.
Preprint
Tehranchi, A.; Zhang, S.; Zendegani, A.; Scheu, C.; Hickel, T.; Neugebauer, J.: Metastable defect phase diagrams as a tool to describe chemically driven defect formation: Application to planar defects. arXiv (2023)
20.
Preprint
Tehranchi, A.; Chakraborty, P.; López Freixes, M.; McEniry, E.; Gault, B.; Hickel, T.; Neugebauer, J.: Tailoring negative pressure by crystal defects: Crack induced hydride formation in Al alloys. arXiv (2022)

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