Results 131 to 140 of about 1,699,844 (293)

X Reunión del Consejo Directivo de la Asociación Latinoamericana de Academias Nacionales de Medicina. ALANAM.

open access: yesMedicina, 1990
<p>Rio de Janeiro, Brasil. Enero 25 1990</p><p><strong>TEMA I: IMPACTO DE LA BIOTECNOLOGÍA EN LA CALIDAD DE VIDA. CONCLUSIONES Y RECOMENDACIONES.</strong></p><p><strong>1. INTRODUCCIÓN.</strong><br
Academia Nacional de Medicina
doaj  

Transfer of Energy and Momentum Between Magnetoactive Surface Microstructure and a Solid Object

open access: yesAdvanced Engineering Materials, EarlyView.
We demonstrate that magnetoactive multilamellar arrays subjected to a rotating magnetic field can function as platforms for controlled transport of physical objects. Through systematic experimental investigation, we elucidate the underlying physical mechanisms determining the upper limit of the achievable transportation speed in such magnetic “conveyor‐
Arne Geldof   +9 more
wiley   +1 more source

Indicaciones a los Autores

open access: yesMedicina, 1985
<p>1. La revista MEDICINA, órgano oficial de la Academia Nacional de Medicina, de Colombia, publica artículos de toda especialidad previa aprobación del Comité Editorial.</p><p>2.
Academia Nacional de Medicina
doaj  

Organic Electrochemical Transistor Channel Materials: Copolymerization Versus Physical Mixing of Glycolated and Alkoxylated Polymers

open access: yesAdvanced Functional Materials, EarlyView.
This work discusses the use of blended channel materials in OECTs. It explores how mixing glycolated and alkoxylated polymers in various ratios offers a simpler and more efficient route to tuning OECT properties. The performance of the polymer blends is compared to the corresponding copolymers, demonstrating similar OECT characteristics, swelling ...
Lize Bynens   +14 more
wiley   +1 more source

El Barón de Humboldt.

open access: yesMedicina, 1979
<p>No llegaron los viajeros científicos enviados a la Nueva Granada por el emperador de Austria, aquéllos en cuya prevención había procedido Caballero y Góngora a fundar la Expedición del Nuevo Reino.<br />Pero vino - y en plena oportunidad y
Academia Nacional de Medicina
doaj  

Atomic Size Misfit for Electrocatalytic Small Molecule Activation

open access: yesAdvanced Functional Materials, EarlyView.
This review explores the application and mechanisms of atomic size misfit in catalysis for small molecule activation, focusing on how structural defects and electronic properties can effectively lower the energy barriers of chemical bonds in molecules like H2O, CO2, and N2.
Ping Hong   +3 more
wiley   +1 more source

CASO DR. JOSÉ EDGAR DUQUE ECHEVERRY:

open access: yesMedicina, 2016
<p><strong>COMUNICADO</strong></p><p><strong>Junta Directiva Academia Nacional de Medicina de Colombia</strong></p><p>La reciente sentencia de la Sala de Casación Penal de la Corte Suprema de Justicia,
Academia Nacional de Medicina
doaj  

Rational Fine‐Tuning of MOF Pore Metrics: Enhanced SO2 Capture and Sensing with Optimal Multi‐Site Interactions

open access: yesAdvanced Functional Materials, EarlyView.
A pore tuning strategy to amplify the multi‐site MOF‐SO2 interactions is proposed to achieve an enhanced trace SO2 capture and chemiresistive sensing in highly stable isostructural DMOFs by annelating benzene rings. This work provides a facile strategy to achieve tailor‐made stable MOF materials for specific multifunctional applications.
Shanghua Xing   +9 more
wiley   +1 more source

Declaración del Ministerio de la Protección Social sobre el “Error Médico”

open access: yesMedicina, 2008
La Academia Nacional de Medicina ante las recientes declaraciones emanadas del Ministerio de la Protección Social, que ponen en duda el ejercicio profesional de los médicos colombianos, se permite expedir el siguiente pronunciamiento: Hablar ...
Academia Nacional de Medicina
doaj  

Bimetallic Nanoparticles as Cocatalysts for Photocatalytic Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Recent developments have introduced bimetallic nanoparticles as effective cocatalysts for photocatalytic systems. This review explores the rapidly expanding research on bimetallic cocatalysts for photocatalytic production of hydrogen, emphasizing the creation of carrier‐selective contacts, localized surface plasmon resonance effects, methodologies for ...
Yufen Chen   +4 more
wiley   +1 more source

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