Results 21 to 30 of about 581,809 (228)

Ecología comunicativa en tiempos del coronavirus SARS-CoV-2. Del moméntum catastróphicum al virtus véritas

open access: yesRevista Española de Comunicación en Salud, 2020
La pandemia del coronavirus ha puesto en jaque la estabilidad sanitaria e institucional, así como la veracidad de las instituciones y prensa, en la que puede identificarse, paralelamente a la pandemia sanitaria, la infodemia (OMS).
Carmen Peñafiel-Saiz   +2 more
doaj   +1 more source

Pancreatic ductal adenocarcinoma complete regression after preoperative chemotherapy: Surgical results in a small series

open access: yesCancer Treatment and Research Communications, 2023
Background: Pancreatic ductal adenocarcinoma (PDAC) becomes a systemic disease from an early stage. Complete surgical resection remains the only validated and potentially curative treatment; disappointingly only 20% of patients present with a resectable ...
Domenico Pinelli   +9 more
doaj   +1 more source

La cobertura mediática de la muerte por suicidio de Verónica Forqué

open access: yesRevista Española de Comunicación en Salud
Introducción: El suicidio de la actriz española Verónica Forqué generó debate ético sobre el tratamiento mediático de estos casos, resaltando el riesgo del efecto Werther (contagio) frente al potencial efecto Papageno (prevención).
Maider Eizmendi Iraola   +1 more
doaj   +1 more source

T2*-Weighted Imaging Performance in the Detection of Deep Endometriosis among Readers with Different Experience: Comparison with Conventional MRI Sequences

open access: yesDiagnostics, 2022
Magnetic resonance imaging (MRI) is an effective technique for the diagnosis and preoperative staging of deep infiltrative endometriosis (DIE). The usefulness of MRI sequences susceptible to chronic blood degradation products, such as T2*-weighted ...
Paolo Niccolò Franco   +10 more
doaj   +1 more source

Carbon Dioxide Sorption in a Nanoporous Octahedral Molecular Sieve [PDF]

open access: yes, 2015
We have performed first-principles density functional theory calculations, incorporated with van der Waals interactions, to study CO2 adsorption and diffusion in nanoporous solid – OMS-2 (Octahedral Molecular Sieve).
Li, Lan   +2 more
core   +2 more sources

Eutectozymes as Soft Hybrid Materials for Advanced Biocatalysis

open access: yesAdvanced Materials, EarlyView.
Eutectozymes are sustainable hybrid materials that embed a GOx–HRP cascade within hydrophobic eutectogels featuring a dual supramolecular–covalent network. This architecture preserves native enzyme structure and stability, enables efficient heterogeneous biocatalysis in aqueous media, and positions eutectogels as robust platforms for next‐generation ...
Manuel Eduardo Martinez Cartagena   +10 more
wiley   +1 more source

2D Metal‐Organic Frameworks for High‐Performance Solid‐State Electrolytes: A Comprehensive Review

open access: yesAdvanced Science, EarlyView.
In this review, we elucidate the intrinsic advantages, synthetic methodologies, structural characteristics, ion‐transport mechanisms and performance optimization strategies while highlighting representative material systems and applications of 2D MOFs for electrolyte applications.
Changchun Ai   +8 more
wiley   +1 more source

Synchronous control of dual-channel all-optical multi-state switching [PDF]

open access: yes, 2013
We have experimentally observed optical multistabilities (OMs) simultaneously on both the signal and generated Stokes fields in an optical ring cavity with a coherently-prepared multilevel atomic medium.
Sheng, Jiteng, Wang, Junfeng, Xiao, Min
core   +1 more source

Topology‐Aware Machine Learning for High‐Throughput Screening of MOFs in C8 Aromatic Separation

open access: yesAdvanced Intelligent Discovery, EarlyView.
We screened 15,335 Computation‐Ready, Experimental Metal–Organic Frameworks (CoRE‐MOFs) using a topology‐aware machine learning (ML) model that integrates structural, chemical, pore‐size, and topological descriptors. Top‐performing MOFs exhibit aromatic‐enriched cavities and open metal sites that enable π–π and C–H···π interactions, serving as ...
Yu Li, Honglin Li, Jialu Li, Wan‐Lu Li
wiley   +1 more source

Epidémiologie des PFA et les performances du système de surveillance en Mauritanie de 2008 à 2012

open access: yesThe Pan African Medical Journal, 2014
INTRODUCTION: La Commission Régionale de Certification de l'Eradication de la poliomyélite pour l'Afrique(CRCA) en session à Brazzaville du 8 au 10 octobre 2007 avait déclaré la Mauritanie '' libérée de la poliomyélite ''.
Jean Gérard Tatou Doumtsop   +3 more
doaj   +1 more source

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