Results 81 to 90 of about 715,822 (275)

Effects of specific training applied to power in juniors football players for the improvement of power in the jump [PDF]

open access: yes, 2015
El objetivo del presente estudio fue; a) comprobar los efectos de un entrenamiento especifico de potencia sobre la potencia de salto en jóvenes futbolistas b) conocer si la asociación de trabajos con cargas y pliometria está indicado para la potencia de ...
García G., J.M., Hernández P., Y.H.
core   +1 more source

US Foreign Policy and the Gulf States: Changing Dynamics in a Multipolar World

open access: yesWorld Affairs, Volume 188, Issue 4, Winter 2025.
ABSTRACT This article focuses on US foreign policy toward the Gulf from Obama's Pivot to Asia to the initial period of the second Trump administration. It situates the role of the US within the broader context of the global energy transition and the Gulf states as geopolitical actors in a multipolar world order.
Steven Wright
wiley   +1 more source

DISEÑO NO LINEAL DEL AVR DE UN GENERADOR SINCRÓNICO

open access: yesIngeniería, 2011
Se presenta el diseño del sistema de excitación de un generador sincrónico, basado en la combinación de la técnica de linealización entrada-salida y la teoría del control óptimo lineal.
Eddie Araya Padilla
doaj   +1 more source

Sistemas eléctricos de potencia. Variación de tensión con respecto a la potencia reactiva [PDF]

open access: yes, 2017
En el contenido de este trabajo encontraremos como es el comportamiento de la tensión con respecto a la variación de la potencia reactiva en las cargas del sistema eléctrico de potencia de la ciudad de Pereira en una hora pico momento en el cual el ...
Castro Rodríguez, Edgar Rafael
core  

Diversity modulates above‐ground productivity in response to disturbances: The case of Iberian forests

open access: yesJournal of Ecology, Volume 113, Issue 12, Page 3605-3621, December 2025.
We analysed whether forest productivity responses to disturbances were modulated by structural and functional diversity, as well as by functional dominance, and whether these responses vary among functional groups. Forest diversity can mitigate the negative effects of disturbances on productivity.
Pedro Rebollo   +7 more
wiley   +1 more source

Comparison of lower limb power tests by two indirect methods in volleyball players under-18 category/Comparación de pruebas de potencia de miembros inferiores por dos métodos indirectos en voleibolistas categoría sub-18

open access: yesPodium, 2022
The vertical jump test is very interesting as a test physical in modern volleyball to assess the power of the legs, since in this way the physical trainer can plan a strength-speed program with the intention of improving their physical performance on the
Enrique Lorenzo Henríquez Hernández   +3 more
doaj  

COORDINACION DE PSS Y SVC PARA MEJORAR LA ESTABILIDAD DINAMICA

open access: yesIngeniería, 2011
Este trabajo constituye un aporte para mejorar el amortiguamiento de las oscilaciones de baja frecuencia (OBF) que se encuentran en el ámbito de 0.1 a 0.7 Ha y que son conocidas como oscilaciones entre áreas.
Eddie Araya Padilla
doaj   +1 more source

Software Radio para antenas inteligentes en comunicaciones personales multistandard [PDF]

open access: yes, 1998
Peer ReviewedPostprint (published ...
Cabrera-Bean, Margarita   +6 more
core  

Os efeitos da laserterapia de baixa potência na cicatrização de lesões por pressão.

open access: yesRevista Pró-UniverSUS, 2019
A lesão por pressão (LP) é uma complicação frequente no ambiente intra-hospitalar principalmente em pacientes acamados, levando a consequências como aumento no tempo de internação, infecções, retardo na recuperação e até óbito.
J. Mendes, E. Trajano
semanticscholar   +1 more source

Microbe‐induced resistance involves priming of direct or indirect defenses according to the stage of herbivory

open access: yesNew Phytologist, Volume 248, Issue 6, Page 3256-3269, December 2025.
Summary Microbe‐induced resistance (MIR) encompasses a broad range of plant responses that mediate both direct and indirect defenses against herbivores. However, previous studies have addressed MIR in relation to either direct or indirect defenses in isolation, overlooking potential conflicts or synergies that may arise between MIR‐elicited defense ...
Javier Rivero   +9 more
wiley   +1 more source

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