Results 31 to 40 of about 97,188 (179)

Análisis de localización para la instalación de una central de aprovechamiento de energía undimotriz en la costa norte de España [PDF]

open access: yes, 2017
Numerosos estudios han revelado que existe un gran potencial energético en la costa norte de la Península Ibérica gracias a que el Océano Atlántico baña este territorio.
Esteban Pérez, María Dolores   +3 more
core  

Medusae and ctenophores from the Bahia Blanca Estuary and neighboring inner shelf (Southwest Atlantic Ocean, Argentina) [PDF]

open access: yes, 2017
An updated checklist of medusae and ctenophores is presented for the first time for the area comprised by the Bahía Blanca Estuary, the adjacent shelf El Rincón and Monte Hermoso beach, on the southwest coast of Buenos Aires province (Argentina).
Dutto, María Sofía   +5 more
core   +1 more source

Low abundance of phytophagous nematodes under invasive exotic Pinus elliottii – enemy release and plant–soil feedbacks

open access: yesNew Phytologist, Volume 249, Issue 6, Page 3060-3071, March 2026.
Summary According to the enemy release hypothesis (ERH), the fitness of exotic plants and their capacity to become invasive in their area of introduction may partly be attributable to the loss of their natural enemies. Invasive species may also benefit from modifying soil attributes and thereby creating a positive soil–plant feedback.
Lynda S. C. Guerrero   +3 more
wiley   +1 more source

Victimización por crimen, percepción de seguridad y satisfacción con la vida en Colombia

open access: yesRevista de Economía Institucional, 2019
Este artículo analiza los efectos del crimen y la percepción de seguridad en la satisfacción con la vida. Se estima un probit ordenado cuyos resultados sugieren que la victimización por crimen disminuye en un 1,1% la satisfacción con la vida; y que un ...
William Manjarres de Ávila   +1 more
doaj   +3 more sources

Synthetic Electrocardiogram Spectrogram Generation Using Generative Adversarial Network‐Based Models: A Comparative Study

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 2, February 2026.
Cardiovascular diseases are leading death causes; electrocardiogram (ECG) analysis is slow, motivating machine learning and deep learning. This study compares deep convolutional generative adversarial network, conditional GAN, and Wasserstein GAN with gradient penalty (WGAN‐GP) for synthetic ECG spectrograms; Fréchet Inception Distance (FID) and ...
Giovanny Barbosa‐Casanova   +3 more
wiley   +1 more source

La colonialità del potere nei mezzi di comunicazione colombiani. Il caso dello sbiancamento nei telegiornali di RCN

open access: yesComparative Cultural Studies, 2019
This article shows how the coloniality of power manifests itself through the Colombian media, replicating aesthetic whitening paradigms that penetrate into the deepest meanders of cultural representations of ethnic groups, mainly African descendants and ...
José Manuel Romero Tenorio   +2 more
doaj   +1 more source

En tiempos de coronavirus: ¿cuáles son los factores que aumentaron los niveles de estrés en los docentes?

open access: yesRevista Boletín Redipe, 2021
El presente artículo de reflexión tiene como objetivo describir los factores que inciden en los niveles de estrés de los docentes como consecuencia del virus covid-19.
Dayson David Ahumada Ebratt   +1 more
doaj   +1 more source

Gillraker analysis and speciation in the thread herring genus Opisthonema [PDF]

open access: yes, 1963
ENGLISH: The thread herrings, genus Opisthonema, family Clupeidae, are marine fishes that occur only in tropical and subtropical waters off both coasts of the American continent.
Barrett, Izadore, Berry, Frederick H.
core  

Framework for Developing an Information Technology Maturity Model for Smart City Services in Emerging Economies: (FSCE2)

open access: yesApplied Sciences, 2021
The goal of this research is to design a framework to develop an information technology (IT) maturity model to guide the planning, design, and implementation of smart city services.
Wilson Nieto Bernal   +1 more
doaj   +1 more source

Influence of the Azores high on sea level pressure and wind, and on precipitation, in the Eastern Tropical Pacific Ocean [PDF]

open access: yes, 1966
ENGLISH: Intensification of the Azores high pressure cell in mid-year, with concomitant air flow from the Caribbean into the Pacific, is shown to be responsible for a secondary minimum of precipitation observed along the tropical Pacific coast of the ...
Bennett, Edward B.
core  

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