Results 31 to 40 of about 6,518 (258)

Synchrotron white Laue nanodiffraction study on the allotropic phase transformation between hexagonal and monoclinic Cu6Sn5

open access: yesJournal of Materials Research and Technology, 2021
The allotropic phase transformation of Cu6Sn5 from a hexagonal (η) to monoclinic (η′) structure at 186 °C is scientifically interesting and technologically important. As the η′ lattice is crystallographically pseudosymmetrical with η, the identifications
Pei-Tzu Lee   +7 more
doaj   +1 more source

Rapid electron backscatter diffraction mapping: Painting by numbers [PDF]

open access: yesMaterials Characterization, 2019
As peer reviewed once and resubmitted.
Tong, V, Knowles, A, Dye, D, Britton, T
openaire   +3 more sources

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Electron Backscatter Diffraction Studies on the Formation of Superlattice Metal Hydride Alloys

open access: yesBatteries, 2017
Microstructures of a series of La-Mg-Ni-based superlattice metal hydride alloys produced by a novel method of interaction of a LaNi5 alloy and Mg vapor were studied using a combination of X-ray energy dispersive spectroscopy and electron backscatter ...
Shuli Yan   +4 more
doaj   +1 more source

Data on coincidence site lattice boundaries of abnormally growing Goss grains in Fe-3%Si steel

open access: yesData in Brief, 2022
Data on the coincidence site lattice (CSL) boundary relationship between Goss and matrix grains in Fe-3%Si grain-oriented electrical steel are reported herein.
Tae-young Kim
doaj   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Electron Backscatter Diffraction In The Sem: Is Electron Diffraction In The Tem Obsolete?

open access: yesMicroscopy and Microanalysis, 1997
Abstract The technique of electron backscatter diffraction (EBSD) in the scanning electron microscope is currently finding a large number of important applications in materials science. The patterns formed through EBSD were first studied over 40 years ago.
J R Michael, M E Schlienger, R P Goehner
openaire   +1 more source

Low‐Angle Grain Boundaries and Re‐Segregation in Single‐Crystalline Ni‐Base Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
This work demonstrates that Re‐segregation at low‐angle grain boundaries (LAGBs) in Ni‐base superalloys is influenced by misorientation angle. Advanced microscopy and atom probe tomography reveal that higher misorientation angles increases Re‐segregation.
Alireza B. Parsa   +9 more
wiley   +1 more source

Pyramidal Structures on Yttria‐Stabilized Zirconia after High Temperature Exposure at 1500°C: New Features on an Old Material

open access: yesAdvanced Engineering Materials, EarlyView.
New features on yttria‐stabilized zirconia after exposure at 1500°C: Newly discovered pyramidal structures on an old material. After exposure at 1550°C on the cross section of YSZ new features, namely pyramidal structures are discovered. These structures grow with time, increase in numbers, appear as singularities, are often arranged in strings, and ...
Doris Sebold   +2 more
wiley   +1 more source

Bohmian trajectory-bloch wave approach to dynamical simulation of electron diffraction in crystal

open access: yesNew Journal of Physics, 2018
The Bohmian trajectory method is employed to study electron diffraction in crystalline materials. It provides a fresh understanding of the process of electron diffraction, including traveling channels of electrons and formation of diffraction patterns ...
L Cheng, Y Ming, Z J Ding
doaj   +1 more source

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