نتایج جستجو برای: electron backscatter diffraction
تعداد نتایج: 354379 فیلتر نتایج به سال:
Surface damage induced by mechanical polishing of cold-rolled and annealed Pd specimens was examined cross-sectional electron backscatter diffraction (EBSD) measurements. Fine grains with high-angle grain boundaries were detected in the outermost layer both specimens. Less granular but layered gradation crystallographic orientation sub-surface specimen. In specimen, a lot elongated entire inner...
Accurately indexing pseudosymmetric materials has long proven challenging for electron backscatter diffraction. The recent emergence of intensity-based approaches promises an enhanced ability to resolve pseudosymmetry compared with traditional Hough-based approaches. However, little work been done understand the effects sample position and orientation on pseudosymmetry, especially Thus, in this...
The spatial resolution of electron diffraction within the scanning electron microscope (SEM) has progressed from channelling methods capable of measuring crystallographic characteristics from 10 μm regions to electron backscatter diffraction (EBSD) methods capable of measuring 120 nm particles. Here, we report a new form of low-energy transmission Kikuchi diffraction, performed in the SEM. Tran...
Internal lead shielding is utilized during superficial electron beam treatments of the head and neck, such as lip carcinoma. Methods for predicting backscattered dose include the use of empirical equations or performing physical measurements. The accuracy of these empirical equations required verification for the local electron beams. In this study, a Monte Carlo model of a Siemens Artiste lina...
Within the past decade Electron Backscatter Diffraction (EBSD) has experienced wide acceptance in metallurgical and geological labs. It is a Kikuchi diffraction device based on the SEM that enables individual grain orientations, local texture, point-to-point orientation correlations, and phases to be determined routinely at a sub-grain size level on the surfaces of bulk polycrystals while explo...
Heusler type Ni-Mn-Ga ferromagnetic shape memory alloys can demonstrate excellent magnetic shape memory effect in single crystals. However, such effect in polycrystalline alloys is greatly weakened due to the random distribution of crystallographic orientation. Microstructure optimization and texture control are of great significance and challenge to improve the functional behaviors of polycrys...
X-ray diffraction (XRD) and electron backscatter diffraction (EBSD) are commonly used to perform texture analysis of thin films. However, due to principle differences in data acquisition these techniques can yield disagreeing results. In this paper, we aim to highlight possible error sources with given examples for aluminum and copper thin films. INTRODUCTION Texture in materials has a large in...
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