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cond-mat.mtrl-sci2024
Secondary Grain Boundary Dislocations Alter Segregation Energy Spectra
Xinren Chen, William Gonçalves, Yi Hu +9
Grain boundaries (GBs) trigger structure-specific chemical segregation of solute atoms. According to the three-dimensional (3D) topology of grains, GBs - although defined as planar…
cond-mat.mtrl-sci2024
Correlating grain boundary character and composition in 3-dimensions using 4D-scanning precession electron diffraction and atom probe tomography
Saurabh M. Das, Patrick Harrison, Srikakulapu Kiranbabu +5
Grain boundaries are dominant imperfections in nanocrystalline materials that form a complex 3-dimensional (3D) network. Solute segregation to grain boundaries is strongly coupled…
cond-mat.mtrl-sci2024
Determination of five-parameter grain boundary characteristics in nanocrystalline Ni-W by Scanning Precession Electron Diffraction Tomography
E. F. Rauch, Patrick Harrison, Saurabh Mohan Das +7
Determining the full five-parameter grain boundary characteristics from experiments is essential for understanding grain boundaries impact on material properties, improving related…