Results 31 to 40 of about 47,366 (211)

Metodología para la determinación de la permeabilidad de un yacimiento gasifero aplicando simulación numérica y regresión no lineal [PDF]

open access: yes, 1988
La ecuación diferencial parcial, no lineal, de segundo orden que describe el flujo radial de un gas real a través de un medio poroso es resuelta utilizando diferencias finitas1.
Darderes, Enrique   +2 more
core   +3 more sources

SIMULACIONES NUMÉRICAS 3D DEL FLUJO DE UNA GOTA BAJO LOS EFECTOS DE UN GRADIENTE RADIAL DE TEMPERATURA

open access: closedAnales (Asociación Física Argentina)
Se ha mostrado experimentalmente que cuando se deposita una gota en el centro de un sustrato con un gradiente axial de temperatura (más caliente en el centro), por efectos termocapilares se genera un flujo hacia afuera de modo que la gota evoluciona ...
J.F. Escobar Quiroz   +3 more
doaj   +1 more source

Mejoramiento de la confiabilidad en sistemas de distribución mediante reconfiguración de alimentadores primarios [PDF]

open access: yes, 2008
La reconfiguración de alimentadores primarios es una herramienta utilizada en el planeamiento y la operación de los sistemas de distribución enfocado principalmente a la reducción de pérdidas técnicas.
Garcés Ruíz, Alejandro   +2 more
core   +3 more sources

Hyperspectral outcrop models for palaeoseismic studies

open access: yesThe Photogrammetric Record, Volume 34, Issue 168, Page 385-407, December 2019., 2019
To overcome the limitations of the traditional study of palaeoseismic trenches, a new workflow is presented that integrates infrared hyperspectral and photogrammetric data. This method was applied on two palaeoseismic trenches excavated across a post‐glacial fault scarp in northern Finnish Lapland.
Moritz Kirsch   +19 more
wiley   +1 more source

adm: An R package for constructing abundance‐based species distribution models

open access: yesMethods in Ecology and Evolution, Volume 16, Issue 7, Page 1404-1412, July 2025.
Abstract Abundance‐based species distribution models (ADM) correlate species abundance with environmental data to model and project abundance throughout space or time. This promising and still developing technique has gained significant attention in recent years. Here, we present the adm R package developed to support the construction of ADM, including
Admir Cesar de Oliveira Junior   +1 more
wiley   +1 more source

Island restoration to rebuild seabird populations and amplify coral reef functioning

open access: yesConservation Biology, Volume 39, Issue 1, February 2025.
Abstract Mobile organisms like seabirds can provide important nutrient flows between ecosystems, but this connectivity has been interrupted by the degradation of island ecosystems. Island restoration (via invasive species eradications and the restoration of native vegetation) can reestablish seabird populations and their nutrient transfers between ...
Ruth E. Dunn   +5 more
wiley   +1 more source

Estudio del flujo meridional en turbomáquinas axiales [PDF]

open access: yes, 2004
En este trabajo se presenta un estudio numérico del flujo meridional en turbomáquinas axiales. Para ello se ha implementado un código numérico que resuelve el flujo meridional tanto a partir de las ecuaciones de equilibrio radial simplificado, como ...
Chacartegui, Ricardo   +4 more
core  

Migración de la estrategia radiofónica colombiana : del sonido a las pantallas sociales [PDF]

open access: yes, 2016
La industria radial colombiana se encuentra en un periodo de transición y replanteamiento de contenidos para acomodarse al nuevo panorama mediático en donde entran en competencia los dispositivos digitales y las plataformas de comunicación ...
Barrios Rubio, Andrés   +1 more
core   +3 more sources

The potential influence of genome‐wide adaptive divergence on conservation translocation outcome in an isolated greater sage‐grouse population

open access: yesConservation Biology, Volume 38, Issue 4, August 2024.
Abstract Conservation translocations are an important conservation tool commonly employed to augment declining or reestablish extirpated populations. One goal of augmentation is to increase genetic diversity and reduce the risk of inbreeding depression (i.e., genetic rescue).
Shawna J. Zimmerman   +5 more
wiley   +1 more source

A numerical and experimental analysis of flow in a centrifugal pump [PDF]

open access: yes, 2002
Computational fluid dynamics (CFD) analysis has been used to solve the unsteady three-dimensional viscous flow in the entire impeller and volute casing of a centrifugal pump.
Blanco, E.   +4 more
core   +1 more source

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