Results 21 to 30 of about 399,214 (234)

Wavy Walls, a Passive Way to Control the Transition to Turbulence. Detailed Simulation and Physical Explanation

open access: yesEnergies, 2021
Inducing spanwise motions in the vicinity of solid boundaries alters the energy, mass and/or momentum transfer. Under some conditions, these motions are such that drag is reduced and/or transition to turbulence is delayed. There are several possibilities
Andrés Mateo-Gabín   +3 more
doaj   +1 more source

Thin-shell wormholes in $$(2+1)$$ ( 2 + 1 ) -dimensional F(R) theories

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
We construct a broad family of thin-shell wormholes with circular symmetry in $$(2+1)$$ ( 2 + 1 ) -dimensional F(R) theories of gravity, with constant scalar curvature R.
Cecilia Bejarano   +2 more
doaj   +1 more source

Espacio geométrico, espacio arquitectónico

open access: yesEGA Revista de expresión gráfica arquitectónica, 2007
Sin ...
openaire   +4 more sources

Knee height is often right: evaluating device height effects on camera trapping rate

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Camera trap deployment height can introduce systematic biases in detection trapping rates across species of different body sizes. Combining 172 paired sampling points in five experiments across Europe, North America and Africa, our results show that low cameras significantly increase detections of small‐ and medium‐sized species, whereas high cameras ...
Jorge Sereno‐Cadierno   +6 more
wiley   +1 more source

Editorial Revista: Historia y Espacio

open access: yes, 2018
En este apartado encontrarás los miembros que conforman el comité directivo y administrativo de la Revista: Historia y Espacio, N ...
Espacio, Historia y
core   +1 more source

Presentación

open access: yesHistoria y Espacio, 1984
Resumen del conjunto  de artículos y documentos de investigación, que componen la publicación Número 10, de la Revista  de estudios históricos y ...
Historia y Espacio
doaj   +1 more source

Hummingbird interaction niche packing is influenced by species richness and resource availability in the southern tropical Andes

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Niche partitioning is often considered an important mechanism promoting species co‐occurrence in species‐rich communities. As species richness increases, niche partitioning may lead to different niche structures, including increased packing of species niches when the ...
Bryan G. Rojas   +3 more
wiley   +1 more source

In Defence of Food: A Comparative Study of Conversas' and Moriscas' Dietary Laws as a Form of Cultural Resistance in the Early Modern Crown of Aragon

open access: yesGender &History, EarlyView.
ABSTRACT This research explores the adaptive strategies employed by Conversas (Christian women of Jewish origin) and Moriscas (Christian women of Muslim origin) in navigating adversity, particularly in their interactions with inquisitorial authorities in the early modern Crown of Aragon. This study analyses these women's efforts to uphold religious and
Ivana Arsić
wiley   +1 more source

Presentación

open access: yesHistoria y Espacio, 1979
Presentación Historia y Espacio N° 3 (julio-septiembre)1979.  
Historia y Espacio
doaj   +1 more source

ORCHESTRATING DIFFERENCE AND SIMILARITY: Black Fungibility, and the Spatial Redrawing of Racial Categories in Spanish Colonial Morocco, Sahara and Guinea

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract In this article I dissect the spatial strategies through which the Spanish attempted to orchestrate both racial difference and similarity in the African colonies of Morocco, Western Sahara and Equatorial Guinea during the first half of the twentieth century.
Pol Fité Matamoros
wiley   +1 more source

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