Results 21 to 30 of about 1,394,966 (302)

Documentación 3D para la conservación del patrimonio histórico: el castillo de Priego de Córdoba

open access: yesVirtual Archaeology Review, 2021
Uno de los principales objetivos de las políticas de gestión del patrimonio es promover las medidas encaminadas a la conservación, restauración y puesta en valor de los bienes culturales y arqueológicos.
Diego Francisco García-Molina   +3 more
doaj   +1 more source

Checklist para o transporte intra-hospitalar seguro do doente crítico: A scoping review

open access: yes, 2020
Transportar a un paciente crítico conlleva una serie de riesgos que pueden poner en peligro su seguridad. Conocer los riesgos asociados con el transporte intrahospitalario es esencial para mejorar su seguridad.
M. Canellas   +3 more
semanticscholar   +1 more source

Transport and transporters in the endoplasmic reticulum

open access: yesBiochimica et Biophysica Acta (BBA) - Biomembranes, 2007
Enzyme activities localized in the luminal compartment of the endoplasmic reticulum are integrated into the cellular metabolism by transmembrane fluxes of their substrates, products and/or cofactors. Most compounds involved are bulky, polar or even charged; hence, they cannot be expected to diffuse through lipid bilayers.
CSALA, M.   +8 more
openaire   +4 more sources

Transport Dynamics in a Glutamate Transporter Homologue [PDF]

open access: yesBiophysical Journal, 2013
Glutamate transporters are integral membrane proteins that catalyse neurotransmitter uptake from the synaptic cleft into the cytoplasm of glial cells and neurons. Their mechanism of action involves transitions between extracellular (outward)-facing and intracellular (inward)-facing conformations, whereby substrate binding sites become accessible to ...
Akyuz, Nurunisa   +3 more
openaire   +3 more sources

Nitrate transporters and peptide transporters

open access: yesFEBS Letters, 2007
In higher plants, two types of nitrate transporters, NRT1 and NRT2, have been identified. In Arabidopsis, there are 53 NRT1 genes and 7 NRT2 genes. NRT2 are high‐affinity nitrate transporters, while most members of the NRT1 family are low‐affinity nitrate transporters.
Tsay, Yi-Fang   +4 more
openaire   +2 more sources

Synergy between public space politics and mobility strategies [PDF]

open access: yes, 2016
¿Hasta qué punto y en qué circunstancias movilidad, como aspecto funcional e inevitable del entorno humano, se puede convertir en un elemento afirmativo de espacio público dándole un nuevo significado y un valor añadido?
Stipcic, Milos
core   +1 more source

Normalizing effect on fatigue crack propagation at the heat-affected zone of AISI 4140 steel shielded metal arc weldings [PDF]

open access: yesMaterials Research, 2013
The fractography and mechanical behaviour of fatigue crack propagation in the heat-affected zone (HAZ) of AISI 4140 steel welded using the shielded metal arc process was analysed.
B. Vargas-Arista   +4 more
doaj   +1 more source

Remaining structural capacity of concrete beams with localized corrosion of the embedded reinforcing steel

open access: yesMateriales de Construccion, 2003
This work presents an experimental investigation which correlates the flexure load capacity loss of reinforced concrete beams with the amount of steel cross section loss due to localized corrosion of the embedded steel.
A. A. Torres-Acosta   +2 more
doaj   +1 more source

Electrochemical behavior of dissimilar welded joints between ASTM A615 and AISI 304 with and without buttering using Inconel 182

open access: yesRevista ALCONPAT, 2019
In this study, the corrosion performance of dissimilar welded joints between ASTM A615 and AISI 304 stainless steel with and without buttering using Inconel 182 was evaluated.
Juan Carlos Isidro Ramírez Soto   +6 more
doaj   +1 more source

Transportation and the Environment [PDF]

open access: yesAnnual Review of Environment and Resources, 2011
The growth of CO2-intensive transport, mobility and the impact of transport on the environment are reviewed. The recent global exponential growth in transport is unsustainable and must end unless the transport sector can decarbonize. The paper examines solutions for low-carbon transport systems; the behavioral options; possible demand reduction; the ...
Banister, D.   +4 more
openaire   +3 more sources

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