Showing 41 - 60 results of 61 for search 'Microstructure anisotropy', query time: 0.05s Refine Results
  1. 41

    High-performance multiphase Sm-Co-B alloys with coercivities up to 6.71 MA·m−1 by Shu Wang, Ji-Bing Sun, Xiang Chi, Mu-Jing Zhou, Hao-Yu Ma, Ying Zhang, Jian Liu

    Published 2024-11-01
    “…Abstract SmCo4B-based alloys with high magnetocrystalline anisotropy are expected to be used as raw materials or constituent phases for new permanent magnets. …”
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  2. 42

    Association of white matter injury and neuroinflammation in the post-acute phase after ischemic stroke using [18F]FEPPA-PET/MRI by Stefan E. Poirier, Rachel Wagner, Linshan Liu, Pavlo Ohorodnyk, Michael T. Jurkiewicz, Alexander Thiel, Jonathan D. Thiessen, Alexander V. Khaw, Udunna C. Anazodo

    Published 2025-07-01
    “…Conclusions This study found an association between elevated post-acute glial activation (neuroinflammation) and reduced microstructure integrity in brain WM pathways ipsilateral to ischemic infarcts and remote from WM lesions at 6-months post-stroke. …”
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  3. 43

    Enhancing the magnetic properties of CoFe2O4 ceramics through neodymium doping by Sathish Boddolla, Chandra Shekar Gantepogu, Naveena Gadwala, Poornima B. Shetty, Himabindu Bantikatla, Shyam Narayan Singh Yadav

    Published 2025-07-01
    “…These key findings suggest that Nd doping effectively modulates the microstructure and magnetic properties of cobalt ferrites, offering tunability for low-temperature magnetic and spintronic applications.…”
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  4. 44

    Cardiac diffusion-weighted and tensor imaging: A consensus statement from the special interest group of the Society for Cardiovascular Magnetic Resonance by Erica Dall’Armellina, Daniel B. Ennis, Leon Axel, Pierre Croisille, Pedro F. Ferreira, Alexander Gotschy, David Lohr, Kevin Moulin, Christopher T. Nguyen, Sonja Nielles-Vallespin, William Romero, Andrew D. Scott, Christian Stoeck, Irvin Teh, Elizabeth M. Tunnicliffe, Magalie Viallon, Victoria Wang, Alistair A. Young, Jürgen E. Schneider, David E. Sosnovik

    Published 2025-01-01
    “…CMR can determine changes in microstructure by quantifying: a) mean diffusivity (MD)—measuring the magnitude of diffusion; b) fractional anisotropy (FA)—specifying the directionality of diffusion; c) helix angle (HA) and transverse angle (TA)—indicating the orientation of the cardiomyocytes; d) absolute sheetlet angle (E2A) and E2A mobility—measuring the alignment and systolic-diastolic mobility of the sheetlets, respectively.This document provides recommendations for both clinical and research cDWI and cDTI, based on published evidence when available and expert consensus when not. …”
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  5. 45

    Unraveling the Atomic Mechanism of the Crystalline Phase‐Dependent Structural Features and Special Spectral Design of α‐, β‐, and Ɛ‐Ga₂O₃ by Xinqing Han, Yong Liu, Yang Li, Miguel L. Crespillo, Eva Zarkadoula, Wenxiang Mu, Peng Liu

    Published 2025-08-01
    “…By combining irradiation experiments with microstructure characterization and theoretical approaches, phase‐specific energy‐dissipation pathways in α‐, β‐, and ε‐Ga₂O₃ are uncovered and strategies for targeted property design are outlined. …”
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  6. 46

    Complementary MR measures of white matter and their relation to cardiovascular health and cognition by Petar P. Raykov, Marta Correia, Kamen Tsvetanov, Rafael N. Henriques, Alberto Del Cerro-León, Matthew Bracher-Smith, Valentina Escott-Price, Yordan P. Raykov, Richard N. Henson

    Published 2025-08-01
    “…Among 11 commonly-used WM metrics [Fractional Anisotropy (FA); Mean Signal Diffusion (MSD); Mean Signal Kurtosis (MSK); Neurite Density Index (NDI); fibre Orientation Dispersion Index (ODI); Free water volume faction (Fiso); spread of Mean Signal Diffusivity values (MSDvar); Magnetisation Transfer Ratio (MTR); T1:T2 ratio; volume of White Matter Hyper-Intensities (WMHI); White Matter Volume (WMV)], latent factor analysis showed that four factors were needed to explain 89% of the variance, which we interpreted in terms of (1) fibre density/myelination, (2) free-water / tissue damage, (3) fibre-crossing complexity and (4) microstructural complexity. …”
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  7. 47
  8. 48

    Remarkable GHz electromagnetic wave absorption mediated by synergistic interplay of magnetic/dielectric loss and impedance matching by Mangui Han

    Published 2025-08-01
    “…Inhomogeneous nanostructures and microstructures were revealed, which significantly impact the broadening of permeability spectra and the local coercivity values. …”
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  9. 49
  10. 50

    White Matter Changes in Bipolar Disorder, Alzheimer Disease, and Mild Cognitive Impairment: New Insights from DTI by Aikaterini Xekardaki, Panteleimon Giannakopoulos, Sven Haller

    Published 2011-01-01
    “…Diffusion tensor imaging (DTI), a recently developed technique, enables the detection of microstructural changes in white matter. It is a noninvasive in vivo technique that assesses water molecules' diffusion in brain tissues. …”
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  11. 51

    Real-time observation of dynamic instability and adiabatic shear banding in pure titanium by Jianguo Li, Jingui Zhong, Longkang Li, Jiaming Han, Haosen Chen, Qiuming Wei, Tao Suo

    Published 2025-07-01
    “…More critically, detailed experiments revealed that microstructural evolution and microscale damage are key drivers of localized plastic instability.…”
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  12. 52

    Compositional criteria to predict columnar to equiaxed transitions in metal additive manufacturing by Ryan Brooke, Duyao Zhang, Dong Qiu, Mark A. Gibson, Mark Easton

    Published 2025-07-01
    “…Efforts are focused on designing alloy compositions to achieve fully equiaxed microstructures, thereby eliminating the mechanical anisotropy commonly associated with the large columnar grains in additively manufactured alloys. …”
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  13. 53

    Seismic Velocities of Subducted Serpentinites Through the Lizardite‐Antigorite Transition by He‐Ming Wang, Mai‐Linh Doan, Anne‐Line Auzende, Stéphane Schwartz, Samuel Chapman, Jérôme Fortin, Xiao‐Ming Tang

    Published 2025-07-01
    “…The petrological results are used to explain the velocity anisotropy and the weak pressure‐dependency of velocity. …”
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  14. 54

    Changes in Parahippocampal White Matter Integrity in Amnestic Mild Cognitive Impairment: A Diffusion Tensor Imaging Study by E. J. Rogalski, C. M. Murphy, L. deToledo-Morrell, R. C. Shah, M. E. Moseley, R. Bammer, G. T. Stebbins

    Published 2009-01-01
    “…For this purpose, (1) volumetry; (2) diffusion tensor imaging (DTI) derived measures of mean diffusivity (MD) and fractional anisotropy (FA); and (3) tractography were used. In addition, regression models were utilized to examine the association of PWM measurements with memory decline. …”
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  15. 55

    Magnetic Resonance Neuroimaging in Amyotrophic Lateral Sclerosis: A Comprehensive Umbrella Review of 18 Studies by Sadegh Ghaderi, Sana Mohammadi, Farzad Fatehi

    Published 2025-07-01
    “…Diffusion MRI highlighted microstructural changes, particularly reduced fractional anisotropy in the WM tracts. …”
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  16. 56

    Mechanisms and modelling of diffusion in solids: a multiscale framework with industrial case studies and AI enhancements by Barah, Obinna Onyebuchi, Natukunda, Faith, Bori, Ige, Ukagwu, Kelechi John

    Published 2025
    “…Diffusion in solids is a fundamental mechanism governing mass transport, phase transformations, and microstructural evolution in metals, alloys, and functional materials. …”
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  17. 57

    Research on design optimization of oil and gas pipelines leveraging X80 tee and additive manufacturing technology by Ye TIAN

    Published 2024-07-01
    “…Their strength and toughness exhibited minimal anisotropy and were unaffected by thickness variations. …”
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  18. 58

    Diffusivity alterations related to cognitive performance and phenylalanine levels in early-treated adults with phenylketonuria by Jèssica Pardo, Clara Capdevila-Lacasa, Bàrbara Segura, Adriana Pané, Pedro J. Moreno, Glòria Garrabou, Josep M. Grau-Junyent, Carme Junqué, Consortium PKU.cat

    Published 2025-07-01
    “…However, the knowledge about WM microstructural integrity in early-treated adults with classical PKU and its relationship with cognition and metabolic parameters is inconclusive. …”
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  19. 59

    Assessment of MgO and captured CO2 in deep mixing applications: Electrical properties and environmental impacts by Yizhao Liu, Songyu Liu, Guangyin Du, Yong Yang

    Published 2025-07-01
    “…Microstructural analyses identify nesquehonite, dypingite/hydromagnesite, and magnesite as significant contributors to strength enhancement. …”
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  20. 60

    Mapping the Olfactory Brain: A Systematic Review of Structural and Functional Magnetic Resonance Imaging Changes Following COVID-19 Smell Loss by Hanani Abdul Manan, Rafaela de Jesus, Divesh Thaploo, Thomas Hummel

    Published 2025-06-01
    “…Diffusion tensor imaging (DTI) findings—such as decreased fractional anisotropy (FA) and increased mean diffusivity (MD)—highlight white matter microstructural compromise in individuals with long-term OD. …”
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    Article