Results 21 to 30 of about 509,095 (358)

Insights into the 3D thermal structure of interplate earthquakes in the Colombia–Ecuador subduction zone

open access: yesEarth and Planetary Physics
Throughout the 20th century, several large megathrust earthquakes were observed in the Colombia–Ecuador subduction zone which widely ruptured plate interfaces, causing considerable damage and loss of life.
Rui Qu   +4 more
doaj   +1 more source

Sistemática filogenética de las lagartijas del género Stenocercus (Squamata: Iguania) de los Andes del norte

open access: yesRevista Mexicana de Biodiversidad, 2009
El género Stenocercus está compuesto por 61 especies que se distribuyen principalmente en los Andes y tierras bajas aledañas (0-4 000 m), desde el norte de Colombia y Venezuela hasta el centro de Argentina.
Omar Torres-Carvajal
doaj   +1 more source

New country records for five species of Pristimantis Jiménez de la Espada, 1870 from Ecuador [PDF]

open access: yesCheck List, 2012
Five new species of frogs from the genus Pristimantis are reported for Ecuador, thus extending the distribution range for these species, previously described only for the southern Andes of Colombia and the northern Andes of Peru.
Mario Yánez-Muñoz   +6 more
doaj   +3 more sources

Comparative analysis of capital structures in Latin America companies

open access: yesRevista Venezolana de Gerencia
This article aims to provide a comparative analysis of the capital structure of large companies in the manufacturing sector of Colombia and Ecuador regarding company size, guarantees or tangibility, cost of debt, growth opportunities, reputation, and ...
Cristina Logreira-Vargas   +3 more
doaj   +1 more source

Western Amazonian Ticapimpla (Hymenoptera: Ichneumonidae: Pimplinae): Four New Species from Colombia, Ecuador, and Peru, with a Key to Species of the Genus

open access: yesPsyche: A Journal of Entomology, 2010
Ticapimpla is a small genus closely related to the New World genera Acrotaphus and Hymenoepimecis. It has been previously reported from Costa Rica and Brazil. In this paper, we describe four new species: T. amazonica from Ecuador and Peru, T.
Edgard Palacio   +3 more
doaj   +1 more source

comportamiento emprendedor en Ecuador, Chile y Colombia

open access: yesSATHIRI, 2020
La investigación tiene un enfoque cuantitativo, además es de tipo no experimental, descriptiva y correlacional, que consideró los datos de los reportes Gem de Chile, Colombia y Ecuador de 2016 y 2017; con el propósito de determinar si las tasas de emprendimientos nacientes (TEN), actividad emprendedora temprana (TEA) y cierre de negocios (CN) tienen ...
Fernando Salazar Salazar   +2 more
openaire   +2 more sources

Fabric‐Based Wearable Robotic Exoskeleton Gloves: Advancements and Challenges

open access: yesAdvanced Materials Technologies, EarlyView.
This review highlights interdisciplinary technological advances in fabric‐based robotic gloves, focusing on progress in design, fabrication, actuation, sensing, control, and power and energy requirements. It also addresses performance testing and validation, including biomechanical, strength, functional, user experience, and durability assessments, to ...
Ayse Feyza Yilmaz   +2 more
wiley   +1 more source

ESTUDIOS ELÉCTRICOS PARA LA OPERACIÓN INTERCONECTADA ECUADOR – COLOMBIA A 230 Kv

open access: yesRevista Técnica Energía, 2005
Con base a las simulaciones realizadas y de las experiencias operativas conjuntas de CENACE (Ecuador) y CND (Colombia), se presentan los resultados y conclusiones de la operación interconectada Colombia – Ecuador mediante la línea Jamondino – Pomasqui a
Roberto Aguirre
doaj   +1 more source

A revision of the Sclerocoelus galapagensis group (Diptera: Sphaeroceridae: Limosininae) [PDF]

open access: yes, 2011
The Sclerocoelus galapagensis group is defined and revised, including the description of S. galapagensis new species from the Galapagos Islands; S. caribensis new species from the Caribbean and adjacent areas; S.
Marshall, Stephen A.
core  

Livestock Tango: U.S. and Latin America Dance Together, but Who Will Lead?

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This study examines the competitiveness between Latin American and U.S. livestock and meat sectors. We employ a computable general equilibrium modeling framework to evaluate two scenarios: coordinated improvements in Latin American productivity, transport efficiency, and market access (Scenario I), and the minimum productivity gains required ...
Taís C. Menezes   +2 more
wiley   +1 more source

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