Results 11 to 20 of about 330 (137)

Resilient Biophysical Phenotype of Memory CD4 <sup>+</sup> T Cells in Long-Lived Mice. [PDF]

open access: yesImmunology
Aging is associated with increased stiffness and reduced migratory capacity of memory CD4+ T cells; however, these biophysical declines do not persist in exceptionally long‐lived mice. Instead, long‐lived individuals preserve T cell mechanics, migration and intracellular architecture, supporting mechanical resilience as a hallmark of successful immune ...
Abarca-Ortega A   +6 more
europepmc   +2 more sources

Grazing Modulates the Multiscale Spatial Structure of Dryland Vegetation. [PDF]

open access: yesGlob Chang Biol
We studied how grazing pressure affects plant spatial patterns in drylands by using satellite images, field plant size and abundance data, and a mathematical model. We found that increasing grazing pressure has opposite effects on vegetation spatial structure to those of aridity, which might be explained by the fact that grazing decreases plant size ...
Pichon B   +19 more
europepmc   +2 more sources

Use of BIM-FM to Transform Large Conventional Public Buildings into Efficient and Smart Sustainable Buildings

open access: yesEnergies, 2021
New technologies regarding construction, materials and facility management have led to the successful implementation of smart and more sustainable buildings. This is of special interest for the management of large and complex public buildings.
Rubén Muñoz Pavón   +3 more
doaj   +1 more source

Analyzing the Scientific Evolution of the Sustainable Development Goals

open access: yesApplied Sciences, 2021
Development must balance social, economic, and environmental sustainability; it is for this reason that the Sustainable Development Goals (SDGs) are integrated, in fact, action in one of them will affect outcomes in others.
Carmen Díaz-López   +4 more
doaj   +1 more source

Hidrogeología del Karst de Pico Frentes (Cordillera Ibérica, España)

open access: yesEstudios Geologicos, 2016
El sistema kárstico de Pico Frentes se ha desarrollado a favor de un conjunto calcáreo del Cretácico Superior cuya geometría plegada muy bien definida ha condicionado que los acuíferos se sitúen principalmente en tres sinclinales hidráulicamente ...
P. Rosas, E. Sanz, I. Menéndez-Pidal
doaj   +1 more source

Application of an artificial neural network to ready-mixed concretes mix design

open access: yesMateriales de Construccion, 2003
This paper presents the practical application of cm artificial neural network (ANN) to the problem of concrete mix in a factory. After a brief introduction to the complex problem of concrete mixes design and a quick review of the fundamental basis of ...
J. Setién   +3 more
doaj   +1 more source

Mix design of steel fiber reinforced concrete

open access: yesMateriales de Construccion, 1997
Mix design of steel fiber reinforced concrete (SFRC) is concerned with achieving a workability, homogeneity, durability and strength suitable for its use.
E. Moreno, M. Fernández Cánovas
doaj   +1 more source

Sustainability Analysis of the M-30 Madrid Tunnels and Madrid Río after 14 years of Service Life

open access: yesApplied Sciences, 2020
In 2007, the excavation of the M-30 ring road located in Madrid and the creation of a green corridor either side of the Manzanares river brought significant change to the metropolitan area.
Lucía López-de Abajo   +4 more
doaj   +1 more source

Gaps in the machine-interpretability of ISO 22057 EPDs: identification and proposals for a revised international standard

open access: yesDevelopments in the Built Environment
This research addresses the existing gaps in the incorporation of EPDs (environmental product declarations) digitalized according to the international standard ISO 22057 into the software tools used for sustainability assessment of buildings and ...
A. Aragón   +5 more
doaj   +1 more source

Diseño de rip-rap para un terraplén de acceso al túnel sierra de Marquesado (San Juan, Argentina)

open access: yesAvances, 2020
Este artículo trata sobre el diseño de material de rip-rap para proteger el terraplén de acceso oeste al túnel que atravesará la sierra de Marquesado, el cual permitirá una vinculación vehicular rápida y directa entre los valles de Tulum y Zonda, al ...
Oscar Víctor Cordo
doaj   +1 more source

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