[HTML][HTML] Hydrogen trap** and diffusion in polycrystalline nickel: The spectrum of grain boundary segregation

Y Ding, H Yu, M Lin, M Ortiz, S **ao, J He… - Journal of Materials …, 2024‏ - Elsevier
Hydrogen as an interstitial solute at grain boundaries (GBs) can have a catastrophic impact
on the mechanical properties of many metals. Despite the global research effort, the …

Grain boundary segregation predicted by quantum-accurate segregation spectra but not by classical models

M Wagih, Y Naunheim, T Lei, CA Schuh - Acta Materialia, 2024‏ - Elsevier
In alloys, solute segregation at grain boundaries is classically attributed to three driving
forces: a high solution enthalpy, a high size mismatch, and a high difference in interfacial …

Grain boundary solute segregation across the 5D space of crystallographic character

LH Serafin, ER Cluff, GLW Hart, ER Homer - Acta Materialia, 2025‏ - Elsevier
Solute segregation in materials with grain boundaries (GBs) has emerged as a popular
method to thermodynamically stabilize nanocrystalline structures. However, the impact of …

Interstitial Solute Segregation at Triple Junctions: Implications for the Hydrogen Storage Properties of Nanomaterials

N Tuchinda, M Wagih, CA Schuh - arxiv preprint arxiv:2411.18537, 2024‏ - arxiv.org
At very fine grain sizes, grain boundary segregation can deviate from conventional behavior
due to triple junction effects. While this issue has been addressed in prior work for …

[HTML][HTML] On the effect of elastic anisotropy and polarizability on solute segregation at low-angle grain boundaries

J Petrazoller, J Guénolé, S Berbenni… - Computational Materials …, 2025‏ - Elsevier
Solute segregation towards grain boundaries is investigated by modeling solute atoms as
elastic dipoles interacting with the strain fields of symmetric tilt low-angle grain boundaries …

Grain boundary interstitial segregation in substitutional binary alloys

Z Zhang, C Deng - arxiv preprint arxiv:2501.11101, 2025‏ - arxiv.org
Grain boundary (GB) segregation is a powerful approach for optimizing the thermal and
mechanical properties of metal alloys. In this study, we report significant GB interstitial …

Grain Boundary Solute Segregation Across the 5D Space of Crystallographic Character

L Harris Serafin - 2024‏ - scholarsarchive.byu.edu
Solute segregation in materials with grain boundaries (GBs) has emerged as a popular
method to thermodynamically stabilize nanocrystalline structures. However, the impact of …