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

Publications of Aparna Saksena

Journal Article (14)

1.
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)
2.
Journal Article
Papaderakis, A.; Paschalidou, E.; Medina, L.; Hatipoglu, E.; Saksena, A.; Gault, B.; Sefer, B.; Malmström, D.; Hosseini, P.; Trost, O. et al.; Lozinko, A.; Ramkaran, M.; Juel, A.; Tschulik, K.; Dryfe, R.: Hydrogen induced superhydrophilicity in an amorphous CrFeNi-based multi-principal element alloy thin film. Acta Materialia 286, 120756 (2025)
3.
Journal Article
Shoji Aota, L.; Jung, C.; Zhang, S.; Büyükuslu, Ö.; Saksena, A.; Hatipoglu, E.; Yadav, P.; Pratap Singh, M.; Chen, X.; Woods, E. et al.; Scheu, C.; Kim, S.-H.; Raabe, D.; Gault, B.: Grain Boundaries Control Lithiation of Solid Solution Substrates in Lithium Metal Batteries. Advanced Science 12 (4), 2409275 (2025)
4.
Journal Article
Karpstein, N.; Laplanche, G.; Saksena, A.; Zehl, R.; Bezold, A.; Horst, O.; Bürger, D.; Kostka, A.; Zenk, C.; Neumeier, S. et al.; Gault, B.; Ludwig, A.; Fries, S.; Spiecker, E.: Microscopic mechanism of the L12-D019 phase transformation in a Co-base single crystal superalloy. Acta Materialia 282, 120416 (2025)
5.
Journal Article
Yu, J.; Wang, Z.; Saksena, A.; Wei, S.; Wei, Y.; Colnaghi, T.; Marek, A.; Rampp, M.; Song, M.; Gault, B. et al.; Li, Y.: 3D deep learning for enhanced atom probe tomography analysis of nanoscale microstructures. Acta Materialia 278, 120280 (2024)
6.
Journal Article
Gault, B.; Saksena, A.; Sauvage, X.; Bagot, P.; Aota, L. S.; Arlt, J.; Belkacemi, L. T.; Boll, T.; Chen, Y.-S.; Daly, L. et al.; Djukic, M.; Douglas, J.; Duarte, M. J.; Felfer, P. J.; Forbes, R.; Fu, J.; Gardner, H.; Gemma, R.; Gerstl, S. S. A.; Gong, Y.; Hachet, G.; Jakob, S.; Jenkins, B. M.; Jones, M. E.; Khanchandani, H.; Kontis, P.; Krämer, M.; Kühbach, M.; Marceau, R. K. W.; Mayweg, D.; Moore, K.; Nallathambi, V.; Ott, B.; Poplawsky, J. D.; Prosa, T.; Pundt, A.; Saha, M.; Schwarz, T.; Shang, Y.; Shen, X.; Vrellou, M.; Yu, Y.; Zhao, Y.; Zou, B.: Towards Establishing Best Practice in the Analysis of Hydrogen and Deuterium by Atom Probe Tomography. Microscopy and Microanalysis 30 (6), pp. 1205 - 1220 (2024)
7.
Journal Article
Woods, E.; Saksena, A.; El-Zoka, A.; Stephenson, L.; Schwarz, T.; Singh, M. P.; Aota, L. S.; Kim, S.-H.; Schneider, J.; Gault, B.: Nanoporous Gold Thin Films as Substrates to Analyze Liquids by Cryo-atom Probe Tomography. Microscopy and Microanalysis 30 (6), pp. 1172 - 1180 (2024)
8.
Journal Article
Saksena, A.; Sun, B.; Dong, X.; Khanchandani, H.; Ponge, D.; Gault, B.: Optimizing site-specific specimen preparation for atom probe tomography by using hydrogen for visualizing radiation-induced damage. International Journal of Hydrogen Energy 50 (Part A), pp. 165 - 174 (2024)
9.
Journal Article
Saksena, A.; Kubacka, D.; Gault, B.; Spieker, E.; Kontis, P.: The effect of γ matrix channel width on the compositional evolution in a multi-component nickel-based superalloy. Scripta Materialia 219, 114853 (2022)
10.
Journal Article
Durand, M.; Cormier, J.; Paumier, F.; Katnagallu, S.; Saksena, A.; Kontis, P.; Pettinari-Sturmel, F.; Hantcherli, M.; Franchet, J.-M.; Dumont, C. et al.; Bozzolo, N.: Chemical redistribution and change in crystal lattice parameters during stress relaxation annealing of the AD730TM superalloy. Acta Materialia 237, 118141 (2022)
11.
Journal Article
Ye, Y.; Lish, S. D.; Xu, L.; Chen, S.; Ren, Y.; Saksena, A.; Gault, B.; Wittmann, M. W.; Xu, H.; Baker, I.: Fe30Co40Mn15Al15: A Novel Single-Phase B2 Multi-Principal Component Alloy Soft Magnet. High Entropy Alloys & Materials 1, pp. 96 - 109 (2022)
12.
Journal Article
Saksena, A.; Dong, X.; Sun, B.; Gault, B.; Ponge, D.; Raabe, D.: Hydrogen/ Deuterium Detection in Ferrite-Austenite Dual Phase Steels. Microscopy and Microanalysis 28 (S1), pp. 1662 - 1663 (2022)
13.
Journal Article
Hans, M.; Keuter, P.; Saksena, A.; Sälker, J. A.; Momma, M.; Springer, H.; Nowak, J.; Zander, D.; Primetzhofer, D.; Schneider, J. M.: Opportunities of combinatorial thin film materials design for the sustainable development of magnesium-based alloys. Scientific Reports 11, 17454 (2021)
14.
Journal Article
Saksena, A.; Chien, Y. C.; Chang, K.; Kümmerl, P.; Hans, M.; Völker, B.; Schneider, J. M.: Metastable phase formation of Pt–X (X = Ir, Au) thin films. Scientific Reports 8 (1), 10198 (2018)

Talk (9)

15.
Talk
Hatipoglu, E.; Saksena, A.; Michael Schneider, J.; Gault, B.; El-Zoka, A.: Development of Thin-Film Nanoporous Ruthenium Electrocatalysts Using Atom Probe Tomography. 245th The Electrochemical Scoiety (ECS) Meeting, San Francisco, CL, USA (2024)
16.
Talk
Hatipoglu, E.; Saksena, A.; Michael Schneider, J.; Gault, B.; El-Zoka, A.: Probing Dealloying Mechanisms in Thin-Film Nanoporous Metals Using Atom Probe Tomography. Atom Probe Tomography & Microscopy, Leuven, Belgium (2023)
17.
Talk
Saksena, A.; Sun, B.; Dong, X.; Khanchandani, H.; Gault, B.: Visualizing radiation-induced damage by Hydrogen/Deuterium. APT&M, Frankfurt, Germany (2023)
18.
Talk
Saksena, A.; Sun, B.; Dong, X.; Khanchandani, H.; Ponge, D.; Raabe, D.; Gault, B.: Interaction of Hydrogen/ Deuterium with defects in two-phase steels. FEMS EUROMAT, Frankfurt, Germany (2023)
19.
Talk
Saksena, A.: Interaction of Hydrogen/ Deuterium with defects in two-phase steels. Talk at Imperial College of London, London, England (2023)
20.
Talk
Saksena, A.; Sun, B.; Khanchandani, H.; Gault, B.: Visualizing radiation-induced damage by Hydrogen/Deuterium. Conference talk at DPG Spring Meeting 2023 (SKM23), Dresden, Germany (2023)

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