Results 71 to 80 of about 98,166 (218)

INTENSIDAD DEL EJERCICIO EN CICLISMO INDOOR

open access: yes, 2017
El objetivo de este estudio fue cuantificar la intensidad de una sesion de ciclismo indoor. 300 sujetos experimentados realizaron una sesion en la que se  registro la FC media entre el minuto 1-15 (FCmedia1), minuto 16-30 (FCmedia2), y minuto 31 ...
C. Barbado   +3 more
semanticscholar   +1 more source

Modelo Jiles-Atherton de transformadores de intensidad [PDF]

open access: yes, 2019
El origen de este proyecto es raíz de la idea de realizar un laboratorio de la asignatura Protecciones Eléctricas de la Universidad Carlos III a partir del curso 2019/2020, el cual contaría con un sistema protectivo de un transformador de potencia ...
Fernández Ramos, Álvaro
core  

Amphibians' Expansion to Record Elevations Influences Chytrid (Batrachochytrium dendrobatidis) Infection Dynamics

open access: yesBiotropica, Volume 58, Issue 2, March 2026.
Peruvian frogs underwent a climate‐driven range expansion into deglaciating mountains, exposing themselves and their fungal pathogen Batrachochytrium dendrobatidis (Bd) to challenging new thermal environments. Bd has dispersed extensively in these new habitats, and elevation may mediate the apparent sublethal impacts of infection for frogs.
Emma Steigerwald   +6 more
wiley   +1 more source

Long‐term comparison shows protected and non‐protected forests differ in harvesting, but not in wildfires or drought‐driven dieback

open access: yesJournal of Applied Ecology, Volume 63, Issue 2, February 2026.
Lower forest harvesting in Natura 2000 sites may align with socio‐economic barriers often claimed by local communities, but protection does not influence vulnerability to other disturbances. In a general scenario of reduced forest harvesting in the region, we argue that differences in harvesting due to protection are statistically significant but ...
Josep Maria Espelta   +10 more
wiley   +1 more source

The control of the intensity in gymnasts of the maces set of Pinar del Río, Cuba

open access: yesPodium, 2018
The constant changes of the requirements in the Code of Points of the last Olympic cycles, demand today more than ever of an adequate planning and control of the process of sports preparation of the gymnasts.
Gladys de la Caridad Arango Blanco   +1 more
doaj  

Integrated demographic strategies are more strongly associated with variation in conspecific density dependence than single traits in tropical tree seedlings

open access: yesJournal of Ecology, Volume 114, Issue 2, February 2026.
Species‐specific conspecific negative density dependence (CNDD) varied widely among tropical tree species. CNDD was strongest in fast‐growing species and tall, long‐lived pioneers, weakly related to most functional traits except wood density and strongest in rare species. These results show that integrated life‐history strategies explain CNDD variation
Nohemi Huanca‐Nunez   +5 more
wiley   +1 more source

Intensidad informacional para la longitudinalidad asistencial en sistemas de salud

open access: yes, 2016
La intensidad informacional, entendida como el grado de penetracion de las tecnologias de informacion que posee una organizacion, un sector, una region o un producto en los procesos, bienes y servicios, condiciona el tipo de arquitectura organizacional y
Carlos H. Caicedo, Alí Smida
semanticscholar   +1 more source

Análisis histórico de los sismos ocurridos en 1785 y en 1917 en el centro de Colombia

open access: yesCuadernos de Geografía: Revista Colombiana de Geografía, 2010
En este artículo se analiza la información histórica de dos sismos —el del 12 de julio de 1785 y el del 31 de agosto de 1917— que causaron un fuerte impacto en Bogotá.
Ana Milena Sarabia Gómez   +2 more
doaj   +3 more sources

Mitigating light pollution impacts on arthropods based on light‐emitting diode properties

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract Light pollution from artificial light at night (ALAN) is a significant environmental problem with far‐reaching consequences for ecological systems. Recent innovations in light‐emitting diode (LED) technology may offer sustainable outdoor lighting solutions, but scientific evidence is lacking. We investigated the effects of various LED lighting
Nicola van Koppenhagen   +3 more
wiley   +1 more source

Influencia del Volumen e Intensidad de la Carga de Entrenamiento en la Frecuencia Cardiaca de Recuperación (Influence of Training Load Volume and Intensity on Heart Rate Recovery)

open access: yes, 2016
Cuantificar los componentes de volumen e intensidad de la carga de entrenamiento es importante para garantizar la mejora del rendimiento. El objetivo de este estudio fue el comparar los efectos del volumen y la intensidad de la carga de entrenamiento ...
R. A. González-Fimbres   +3 more
semanticscholar   +1 more source

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