Results 31 to 40 of about 1,205 (182)

MATHEMATICAL MODELS OF A REQUIRED POWER DESIGN FOR IRRIGATION WITH SMALL-SIZED ELECTRIC MOTORS

open access: yesRevista Brasileira de Engenharia de Biossistemas, 2015
Modelos matemáticos de dimensionamento da potência necessária para a irrigação com motores elétricos de pequeno porte. É comum em áreas rurais a utilização de métodos de irrigação que consistem no bombeamento de água de represas e açudes, feitos em ...
L. R. A. Gabriel Filho   +7 more
doaj   +1 more source

Determinación del coeficiente de descarga de una compuerta plana deslizante de fuerte carga hidráulica

open access: yesRevista de Investigación de Física, 2020
Se reporta los resultados de un estudio de campo y gabinete para determinar el coeficiente de descarga ( ) de una “compuerta desgravadora” de sistema de almacenamiento y captación de agua de un proyecto hidroenergético.
Bernardino Salvador Rojas
doaj   +1 more source

Optimizing Total Suspended Solids Mitigation in a Data‐Limited Watershed: A Network‐Based Advection–Reaction Model Applied to the Canal del Dique, Colombia

open access: yesWater Resources Research, Volume 62, Issue 2, February 2026.
Abstract Total Suspended Solids (TSS) significantly degrade water quality by reducing light penetration and oxygen availability, while facilitating the transport of toxic contaminants. Managing TSS in watersheds requires an understanding of both hydrological connectivity and pollutant dynamics; however, these efforts are significantly constrained by ...
Jesus Guzmán Pérez   +2 more
wiley   +1 more source

Altered Auditory Maturation in Fragile X Syndrome and Its Involvement in Audiogenic Seizure Susceptibility

open access: yesAutism Research, Volume 19, Issue 1, January 2026.
ABSTRACT Auditory hypersensitivity is a prominent symptom in Fragile X syndrome (FXS), the most prevalent monogenic cause of autism and intellectual disability. FXS arises through the loss of the protein encoded by the FMR1 (Fragile X Messenger Ribonucleoprotein 1) gene, FMRP, required for normal neural circuit excitability.
Dorit Möhrle   +4 more
wiley   +1 more source

BIOLOGIA POPULACONAL DA TILÁPIA, Oreochromis niloticus, DA REPRESA DE GUARAPIRANGA, SÃO PAULO í  II. DINÂMICA DA REPRODUÇÃO

open access: yesBoletim do Instituto de Pesca, 2018
Foram investigados aspectos da reprodução de Oreochromis niloticus Linnaeus, 1757 através de exemplares coletados na represa de Guarapiranga (São Paulo), no perí­­odo de agosto de 1996 a julho de 1997.
Geraldo BARBIERI   +4 more
doaj  

3D Model of the Shallow Crustal Density Distribution of the Krafla Volcanic System in Iceland

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 7, July 2025.
Abstract Krafla volcano, located in Iceland's North Volcanic Zone, has been extensively studied using static gravity surveys since 1975. This study integrates measurements acquired between 2022 and 2023 with legacy data to produce a new gravity map of the area. We produce gravity gradient maps to delineate shallow subsurface density features and invert
Ana Martinez‐Garcia   +5 more
wiley   +1 more source

Exercise and large airway issues

open access: yesPhysiological Reports, Volume 13, Issue 13, July 2025.
Abstract The large airways, extending from the trachea to the main bronchi, respond dynamically to exercise‐induced ventilatory demands. Large airway collapse (LAC) represents a spectrum of conditions characterized by excessive reduction in tracheal and/or main bronchial lumen during expiration. Utilizing the most common diagnostic criteria, defined as
Zander J. Williams   +2 more
wiley   +1 more source

COMPOSICIÓN Y ESTRUCTURA DE UN ENSAMBLE DE PLANTAS ACUÁTICAS VASCULARES DE UNA REPRESA ALTO ANDINA (SANTANDER), COLOMBIA COMPOSITION AND STRUCTURE OF AN AQUATIC VASCULAR PLANT ASSEMBLAGE OF A HIGHLAND ANDEAN DAM (SANTANDER), COLOMBIA

open access: yesActualidades Biológicas, 2011
La flora acuática de la represa de Berlín, localizada en un área de páramo seco en el departamento de Santander (Colombia), altitud de 3.214 m, fue estudiada para observar los efectos que la construcción de esta represa podía tener.
Licet R. Durán-Suárez   +3 more
doaj  

Palencia: breve análisis de su formación urbana durante los siglos XI - XIII.

open access: yesEn la España Medieval, 1980
Sin ...
Amando Represa Rodríguez
doaj  

La disputa por el liderazgo del PSOE en septiembre de 2016: Contenidos implícitos y marcos conceptuales

open access: yesEstudios sobre el Mensaje Periodístico, 2020
A finales de septiembre de 2016 el Partido Socialista Obrero Español (PSOE) atravesó una de las mayores crisis internas desde su fundación. La pérdida de representación parlamentaria como consecuencia de la emergencia de nuevos partidos, la investidura ...
Francisco de la Iglesia Represa
doaj   +1 more source

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