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Papers matching “grain boundary diffusion” 53

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Faster grain-boundary diffusion with a higher activation enthalpy than bulk diffusion in ionic space-charge layers
2026 Physical Chemistry Chemical Physics article Materials Science Dielectric properties of ceramics Open access

Timon F. Kielgas, Roger A. De Souza

1

citations
Fast grain‐boundary diffusion paths in ionic solids: Space‐charge layers versus interfacial core
2021 Journal of the American Ceramic Society article Materials Science Advancements in Solid Oxide Fuel Cells Open access

Jana P. Parras, Gereon Feldmann, Roger A. De Souza

12

citations
Toward Maximum Utilization of Heavy Rare Earths in Sintered Nd–Fe–B Magnets by Grain Boundary Diffusion Source and Application Area Optimization
2025 Advanced Engineering Materials article Materials Science Magnetic Properties of Alloys Open access

Abdullatif Durgun, Dominik Ohmer, Matthias Katter, Andreas Thul, Simon Steentjes, Oliver Gutfleisch, +1 more

5

citations
Microstructural insights into the coercivity enhancement of grain-boundary-diffusion-processed Tb-treated Nd-Fe-B sintered magnets beyond the core-shell formation mechanism
2021 Journal of Alloys and Compounds article Materials Science Magnetic Properties of Alloys Open access

Kristina Žagar Soderžnik, Kristina Žužek Rožman, Matej Komelj, András Kovács, Patrick Diehle, Thibaud Denneulin, +7 more

35

citations
Grain-boundary diffusion of cations in fluorite-type oxides is faster but not always easier
2020 Acta Materialia article Materials Science Advancements in Solid Oxide Fuel Cells

Jana P. Parras, Roger A. De Souza

36

citations
Oxygen grain-boundary diffusion in (La,Sr)FeO 3− δ perovskite-oxides probed by molecular-dynamics simulations
2024 RSC Applied Interfaces article Materials Science Advancements in Solid Oxide Fuel Cells Open access

Alexander Bonkowski, John A. Kilner, Roger A. De Souza

11

citations
Hypo-peritectic TRIS–NPG in a stationary temperature gradient: Thermodynamics, grain boundary migration and phase identification
2022 Journal of Crystal Growth article Materials Science Solidification and crystal growth phenomena Open access

Andreas Ludwig, Johann Mogeritsch, Victor Timofey Witusiewicz

5

citations
Grain boundary complexions stabilize Mg3Sb2-based thermoelectric devices with superior performance
2026 Joule article Materials Science Advanced Thermoelectric Materials and Devices Open access

Yang Geng, Zhenyu Wang, Yali Liu, Dominique Alexander Mattlat, Lipeng Hu, Fusheng Liu, +6 more

3

citations
Insights into Grain Boundary Junctions and Advances in the TOMO Project
2024 Microscopy and Microanalysis article Engineering Advanced Materials Characterization Techniques

Ashok Vayyala, Joachim Mayer, Juri Barthel, Rafal E. Dunin‐Borkowski, Maarten Bischoff, Hugo van Leeuwen, +4 more

0

citations
Nb‐Mediated Grain Growth and Grain‐Boundary Engineering in Mg 3 Sb 2 ‐Based Thermoelectric Materials
2021 Advanced Functional Materials article Materials Science Advanced Thermoelectric Materials and Devices Open access

Ting Luo, Jimmy Jiahong Kuo, Kent J. Griffith, Kazuki Imasato, Oana Cojocaru‐Mirédin, Matthias Wuttig, +3 more

121

citations
A Critical Examination of the Mott–Schottky Model of Grain-Boundary Space-Charge Layers in Oxide-Ion Conductors
2021 Journal of The Electrochemical Society article Materials Science Advancements in Solid Oxide Fuel Cells Open access

Adrian L. Usler, Roger A. De Souza

26

citations
Impact of charge transition levels on grain boundary properties in acceptor doped oxide ceramics: A phase-field study
2026 TUbilio (Technical University of Darmstadt) preprint Materials Science Advancements in Solid Oxide Fuel Cells Open access

Kai Wang, Sangjun Kang, Mahmoud Serour, Roger A. De Souza, Andreas Klein, Rotraut Merkle, +5 more

1

citations
Grain boundary complexions stabilize Mg3Sb2-based thermoelectric devices with superior performance
2026 MPG.PuRe (Max Planck Society) article Materials Science Advanced Thermoelectric Materials and Devices Open access

G. Yang, Z. Wang, Y. Liu, D. Mattlat, L. Hu, F. Liu, +6 more

0

citations
Gold silicide formation and preferential grain boundary etching of gold by quartz deposition and removal
2026 Thin Solid Films article Physics and Astronomy Semiconductor materials and interfaces Open access

Douwe Scholma, Marcel J. Rost

0

citations
Geometry of Triple Junctions during Grain Boundary Premelting
2021 Physical Review Letters article Materials Science Solidification and crystal growth phenomena Open access

Morteza Torabi Rad, G. Boussinot, Markus Apel

5

citations
Segregation‐controlled densification and grain growth in rare earth‐doped Y 2 O 3
2021 Journal of the American Ceramic Society article Materials Science Advanced ceramic materials synthesis Open access

Moritz Kindelmann, Ke Ran, Wolfgang Rheinheimer, Koji Morita, Joachim Mayer, Martin Bram, +1 more

48

citations
Inhibiting Mg Diffusion and Evaporation by Forming Mg‐Rich Reservoir at Grain Boundaries Improves the Thermal Stability of N‐Type Mg3Sb2 Thermoelectrics
2023 Small article Materials Science Advanced Thermoelectric Materials and Devices

Zerong Li, Zehao Lin, Yali Liu, Qiangwen Lai, Xuelian Wu, Lipeng Hu, +3 more

27

citations
Cation diffusion in polycrystalline thin films of monoclinic HfO2 deposited by atomic layer deposition
2020 APL Materials article Materials Science Advancements in Solid Oxide Fuel Cells Open access

Michael P. Mueller, Katrin Pingen, Alexander Hardtdegen, Stephan Aussen, Andreas Kindsmueller, Susanne Hoffmann‐Eifert, +1 more

13

citations
Unveiling the diffusion pathways under high-temperature oxidation of Cr2AlC MAX phase via nanoscale analysis
2024 Corrosion Science article Materials Science MXene and MAX Phase Materials Open access

Anicha Reuban, Ivan Povstugar, Marcin Rasinski, Ashok Vayyala, Andrey M. Litnovsky, J.W. Coenen, +3 more

12

citations
Understanding hydrogen diffusion and trapping in overaged 7xxx series Al alloys using a reliable electrochemical hydrogen permeation method
2025 Corrosion Science article Materials Science Hydrogen embrittlement and corrosion behaviors in metals Open access

5

citations
Effects of rhenium and high-angle grain boundaries upon the elemental distribution and microstructure of Ni-based single-crystal superalloys
2023 Materials Characterization article Engineering High Temperature Alloys and Creep

Zhefeng Liu, Mingjie Li, Fu Wang, Qiang Yang, Dichen Li, Dexin Ma

15

citations
The Effects of Rhenium and High-Angle Grain Boundaries Upon the Elemental Distribution and Microstructure of Ni-Based Single-Crystal Superalloys
2022 SSRN Electronic Journal preprint Engineering High Temperature Alloys and Creep Open access

Zhefeng Liu, Fu Wang, Qiang Yang, Mingjie Li, Dichen Li, Dexin Ma

2

citations
A defect-chemistry-informed phase-field model of grain growth in oxide ceramics: application to Fe-doped SrTiO3
2024 arXiv (Cornell University) preprint Materials Science Solidification and crystal growth phenomena Open access

Kai Wang, Roger A. De Souza, Xiang‐Long Peng, Rotraut Merkle, Wolfgang Rheinheimer, Karsten Albe, +1 more

2

citations
Influence of laser polishing on surface roughness and microstructural properties of the remelted surface boundary layer of tool steel H11
2020 Materials & Design article Engineering Surface Treatment and Residual Stress Open access

André Temmler, Johannes Preußner, Sabine Oeser, Jianbin Luo, Reinhart Poprawe, Johannes Henrich Schleifenbaum

119

citations
Oxygen Diffusion in Platinum Electrodes: A Molecular Dynamics Study of the Role of Extended Defects
2021 Advanced Materials Interfaces article Engineering Advanced Memory and Neural Computing Open access

Alexander F. Zurhelle, Wilhelm Stehling, Rainer M. Waser, Roger A. De Souza, Stephan Menzel

18

citations