Results 121 to 130 of about 13,727 (259)

Contributions of the Alzheimer's Disease Neuroimaging Initiative to advancing AD research: a targeted review of recent publications

open access: yesAlzheimer's &Dementia, Volume 22, Issue 6, June 2026.
Abstract The Alzheimer's Disease Neuroimaging Initiative (ADNI) recently celebrated its 20th anniversary, reflecting two decades of major contributions to Alzheimer's research through open data sharing and longitudinal multimodal assessments. This review synthesizes 122 high‐impact studies using ADNI data or biospecimens from 2023 to mid‐2025 to ...
Dallas P. Veitch   +22 more
wiley   +1 more source

Cortical gray–white matter contrast alterations precede amyloid‐β positivity and macrostructural changes in older adults without dementia

open access: yesAlzheimer's &Dementia, Volume 22, Issue 6, June 2026.
Abstract INTRODUCTION Early Alzheimer's disease (AD) involves subtle cortical changes that may precede atrophy. Magnetic resonance imaging (MRI) microstructural markers may detect earlier pathology than classical morphometry. METHODS We analyzed cross‐sectional MRI and amyloid‐β (Aβ) positron emission tomography (PET) data from 1323 non‐demented AMYPAD
Leonard Pieperhoff   +34 more
wiley   +1 more source

Influence of Steel Modification Allied with 4-7%Si on Macrostructure

open access: yes, 2006
The goal of this paper is to test the effect of odification process of liquid steel with 4-7% silicon content, in the course of pouring out from steel-smelting furnace into ladlet, on macrostructure.
Clara CONSTANTINESCU
core  

Data‐Driven Investigation of Aqueous Zinc Anode Degradation Using Design of Experiments and Bayesian Optimization

open access: yesBatteries &Supercaps, Volume 9, Issue 6, June 2026.
Optimizing reversible Zn electrodeposition is challenging due to tightly coupled degradation mechanisms. Here, we combine a symmetric cell design with fractional factorial screening and Bayesian optimization of pulsed electrodeposition to navigate this complexity, achieving a mean capacity loss of ∼1% per cycle.
Klara Neumayr   +2 more
wiley   +1 more source

Micro‐ and Macrostructure Effects on Hydrogen Release Using 3D‐Printed Reactor‐Catalysts

open access: yesChemical Engineering &Technology, Volume 49, Issue 6, June 2026.
Not by its cover: We show here that the internal structure of a hydrogen generation reactor can govern the rates of reaction through a combination of efficient mass transfer and pore access, which can be optimized using metal 3D printing. ABSTRACT We report the design, fabrication, and testing of 3D‐printed Al–stainless steel reactor‐catalyst monoliths
Ezrah Morriën   +4 more
wiley   +1 more source

Describing and interpreting the macrostructure of mineral soils - a preliminary report

open access: yes, 1986
A revised approach is presented for the description and interpretation of soil macrostructure. Structure is defined so as to include the size, shape and arrangement of voids as well as aggregates.
Wang, C., McKeague, J. A., Coen, G. M.
core  

Exploring the Influence of Oral‐Proximal Gastric in Vitro Digestion on Estimated Glycemic Index and Bioaccessibility of Bioactive Phenolic Compounds of Wheat‐Based Baked Products

open access: yesFood Science &Nutrition, Volume 14, Issue 6, June 2026.
This study investigated how oral and proximal gastric digestion influences starch breakdown, estimated Glycemic index (eGI), and the bioaccessibility of phenolic compounds in wheat‐based baked products (bread and cookies). Simulated digestion showed that prolonged human salivary α‐amylase activity increased starch hydrolysis, glucose release, and the ...
Jasper Okoro Godwin Elechi   +4 more
wiley   +1 more source

Early development of narrative macrostructure in kindergarten through second grade in Appalachian schools

open access: yesFrontiers in Education
PurposeNarrative discourse plays a critical role in early academic language development and later literacy outcomes, yet the developmental trajectory of narrative macrostructure remains undercharacterized during the earliest years of schooling ...
Megan Israelsen-Augenstein   +7 more
doaj   +1 more source

Lifespan Trajectories of Asymmetry in White Matter Tracts

open access: yesHuman Brain Mapping, Volume 47, Issue 8, June 1, 2026.
(A) Large‐scale lifespan modeling of white matter asymmetry. Diffusion MRI data from 35,000+ individuals (0‐100 years) across 50 cohorts were used to generate normative lifespan trajectories of white matter asymmetry. Thirty bilateral tracts were segmented, and microstructural (FA, MD, AD, RD) and macrostructural (volume, length) features were ...
Sam Bogdanov   +72 more
wiley   +1 more source

The macrostructure and microstructure of historical dictionaries : an analytic and comparative study of the macrostructure and microstructure of French, English and Arabic historical dictionaries

open access: yes, 2018
Notre thèse relève du domaine de la lexicographie et plus précisément de la lexicographie contemporaine. Notre étude analyse les dictionnaires historiques comme objet de recherche.
Mabrak, Sami
core  

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