Results 31 to 40 of about 93,637 (244)

Predictive Ability of Plasma p‐tau217 for β‐Amyloid Status: A Prospective Multicenter Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Plasma tau phosphorylated at threonine 217 (p‐tau217) measured with fully automated platforms has shown high accuracy for Alzheimer's disease (AD) diagnosis, but real‐world multicenter data remain limited. We aimed to validate the diagnostic performance of p‐tau217 for identifying AD pathology in a real‐world multicenter cohort ...
Miquel Massons   +33 more
wiley   +1 more source

Démocratie et croissance economique : Une analyse comparative entre pays francophones et anglophones d’Afrique subsaharienne

open access: yesRevue Internationale des Économistes de Langue Française
Objectif : L’objectif de cet article est d’identifier les canaux de transmission des effets de la démocratie sur la croissance économique à travers une analyse comparative entre dix-huit pays francophones et dix-huit pays anglophones d’Afrique ...
Dramane Abdoulaye
doaj   +1 more source

Les enjeux et les perspectives de l’évaluation des performances des élèves marocains [PDF]

open access: yesSHS Web of Conferences
L’éducation se présente comme un instrument important pour promouvoir l’accroissement des capacités humaines et accélérer la croissance économique grâce aux connaissances et aux compétences (Romer, 1986).Au Maroc, malgré les progrès réalisés visant l ...
Khaldi Zakarya   +2 more
doaj   +1 more source

Institutions et développement

open access: yes, 2007
Dialogue des terrains et des disciplines au sein des sciences sociales, cet ouvrage s’inscrit dans une volonté d’élaboration collective d’une réflexion institutionnaliste sur les pays en développement.

core   +1 more source

Hybrid Solar Cell/Triboelectric Nanogenerator Based on Stable Two‐Dimensional Covalent Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
This study highlights the integration of stable two‐dimensional covalent organic framework (COF) films as photoactive layers in hybrid nanoenergy devices. The results demonstrate their capacity to generate electricity under both sunny and rainy conditions, showcasing versatility and resilience.
Joab D. Guerrero   +13 more
wiley   +1 more source

LOS DESAFÍOS DE LA EDUCACIÓN SUPERIOR Y SU IMPACTO EN LA CALIDAD DEL SERVICIO EN LAS UNIVERSIDADES PRIVADAS DEL LÍBANO

open access: yesCostos y Gestión, 2021
En el contexto de la globalización, la privatización y la liberalización, se produjeron cambios importantes en el entorno educativo, redefiniendo así las métricas de excelencia para la educación superior.
Claudia Ayoubi   +2 more
doaj  

Integrated Visible Light and Oxidant Protection Through Multifunctional Sunscreens

open access: yesAdvanced Healthcare Materials, EarlyView.
High‐energy visible radiation (HEVR), although less energetic than UV light, penetrates deeper into the skin and contributes to photoaging, pigmentation disorders, and oxidative stress. The development of new HEVR‐targeted filters, therefore, represents not only a scientific challenge but also a pressing public health and cosmetic industry need.
Beatriz Peñín   +3 more
wiley   +1 more source

L'entreprise en restructuration

open access: yes, 2010
Cet ouvrage explore les dynamiques institutionnelles et les mobilisations à l’œuvre dans les restructurations d’entreprise. Celles-ci apparaissent, actuellement, comme des processus diffus, récurrents et complexes de réorganisation affectant l’entreprise

core   +1 more source

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

open access: yesAdvanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll   +19 more
wiley   +1 more source

Self‐Cooling Molecular Spin Qudits

open access: yesAdvanced Materials, EarlyView.
A material made of [GdEr] molecular dimers can encode a qudit and perform as a magnetic refrigerant. Microwave resonant pulses coherently manipulate its 16 spin states, while direct demagnetization measurements cool the material and a device down to temperatures below 1 K.
Elías Palacios   +12 more
wiley   +1 more source

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