Results 141 to 150 of about 185,124 (248)

Electricity contract price prediction using genetic programming with functional blocks [PDF]

open access: yes, 2014
The prediction of the prices of the contracts in non-regulated electricenergy markets is the key for the market agents to make strategic business and operational decisions.
Velásquez, Juan D; Universidad Nacional de colombia sede Medellín   +1 more
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Redefiniciones en los ejes del poder en Medellín al finalizar el Siglo XX :informe final

open access: yes
Al cumplir 50 años, la empresa estatal denominada "Empresas publicas de Medellín" (EPM), fue centro de debate al ser presentado un proyecto para la desmembración de la telefonía, del conjunto de servicios (Electricidad, acueducto y alcantarillado ...
Gaviria Gutiérrez, Juan Felipe   +4 more
core   +1 more source

Metodología para evaluar el impacto ambiental sobre la calidad del aire en los proyectos de rediseño de rutas de transporte público colectivo en las ciudades. Estudio de caso: Medellín [PDF]

open access: yes, 2012
Este documento establece la metodología y los procedimientos necesarios para evaluar el impacto ambiental sobre la calidad del aire en los proyectos de rediseño de rutas de transporte público colectivo en las principales ciudades del mundo.
Valencia-Hernández, Germán   +4 more
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Resistir y persistir: estrategias organizativas de mujeres de la zona Nororiental de Medellín

open access: yesRevista Kavilando, 2010
La lucha por el reconocimiento y la reivindicación de los derechos de las mujeres, ha sido el propósito que los movimientos de mujeres han tenido para consolidarse como procesos organizativos y políticos, buscando visibilizar que lo privado es un asunto ...
Heidy Cristina Gómez
doaj  

Policy and advocacy considerations for the prevention and care of preterm birth

open access: yesInternational Journal of Gynecology &Obstetrics, Volume 173, Issue 3, Page 1174-1182, June 2026.
Abstract Preterm birth (PTB) is the leading cause of mortality in children aged under 5 years and a major contributor to lifelong morbidity, disproportionately affecting low‐ and middle‐income countries. Despite its significant burden, PTB remains underprioritized on global and national health agendas, with limited integration into monitoring ...
Wondimu Gudu   +4 more
wiley   +1 more source

Youth culture has a woman's tone: Hip hop in Medellín (Colombia) [Culturas juveniles en tono de mujer: Hip hop en Medellín (Colombia)]

open access: yes, 2011
This article is part of the research project, "Youth musical mediations," that explores the appropriation of alternative means of communication which allow the young to develop identities sharply differentiated from those the adult world.
Montoya A.G.
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Investigation of Solution Accuracy in PFEM Simulations Using Benchmark Problems

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 2, June 2026.
ABSTRACT The simulation of large topological changes, such as those occurring in Cone Penetration Testing (CPT) and vibratory pile driving, remains a major challenge in computational geomechanics. Excessive mesh distortions render classical approaches like the Finite Element Method (FEM) unsuitable, emphasizing the need for alternative methodologies ...
Antaeus Bettmann   +4 more
wiley   +1 more source

Regulatory Framework and Public Policies for Sustainability in the Construction Sector

open access: yesSustainable Development, Volume 34, Issue 3, Page 3229-3248, June 2026.
ABSTRACT This study analyzes the role of public policies in promoting socially responsible practices in the construction sector, with a particular focus on their contribution to climate neutrality and the decarbonization of the building stock. European agreements exert increasing pressure to transform the construction sector, reinforcing the transition
Olga González‐Morales   +3 more
wiley   +1 more source

Electrospun Poly(caprolactone)/Poly(ethylene oxide) Membranes Incorporating Green‐Synthesized Zinc Oxide Nanoparticles for Enhanced Wound Healing Applications

open access: yesSmall Science, Volume 6, Issue 6, June 2026.
Green‐synthesized zinc oxide nanoparticles obtained via green‐combustion synthesis with Moringa oleifera leaves extract are incorporated into electrospun poly(caprolactone)/poly(ethylene oxide) (PCL/PEO) membranes for wound healing. The resulting composite exhibits enhanced hydrophilicity, high fluid absorption, excellent biocompatibility, and ...
Ronaldo Silveira   +10 more
wiley   +1 more source

Ficha. Artículos del Periódico La Hoja de Medellín

open access: yes, 2000
RESUMEN: La Hoja como revista y periódico surge en Medellín en junio de 1992 por la imperiosa necesidad que tenía un grupo de periodistas locales por mostrar la otra cara de la ciudad, su divulgación se hizo mensualmente durante 16 años y llegó a ...

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