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Aproximadamente 28 registro(s) hasta el momento: (journal)

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Recurso libre

Comentario del Volumen Especial del Journal of Arid Environments sobre "Desiertos del Mundo Parte IV: Sureste Ibérico", editado por Cristina Armas, Juan de Dios Miranda López-Marín, Francisco M. Padilla y Francisco I. Pugnaire
Gutiérrez, Julio R.

Formato:	info:eu-repo/semantics/review
Enlaces:	Descripción completa.
Fecha:	2012-02-22
Recurso:	RUA Docencia

Recurso libre

Olympic movement and sports research phenomenon: a new Olympic section
Pérez Turpin, José Antonio - Suárez Llorca, Concepción

Formato:	info:eu-repo/semantics/article
Enlaces:	Descripción completa.
Fecha:	2010-01-26
Recurso:	RUA Docencia

Recurso libre

Mathematics in physics education: scanning historical evolution of the differential to find a more appropriate model for teaching differential calculus in physics
Martínez Torregrosa, Joaquín - López Gay, Rafael - Gras Martí, Albert

Formato:	info:eu-repo/semantics/article
Enlaces:	Despite its frequent use, there is little understanding of the concept of differential among upper high school and undergraduate students of physics. As a first step to identify the origin of this situation and to revert it, we have done…
Fecha:	2007-11-05
Recurso:	RUA Docencia

Recurso libre

15-Deoxy-Δ12,14-prostaglandin J2 induces heme oxygenase-1 gene expression in a reactive oxygen species-dependent manner in human lymphocytes
Álvarez Maqueda, Moisés - El Bekay, Rajaa - Alba Jiménez, Gonzalo - Monteseirín Mateo, Javier - Chacón Fernández, Pedro - Vega Rioja, Antonio - Martín Nieto, José - Bedoya Bergua, Francisco Javier - Pintado Sanjuan, Elizabeth - Sobrino Beneyto, Francisco

Formato:	info:eu-repo/semantics/article
Enlaces:	15-Deoxy-Δ12,14-prostaglandin J2 (15dPGJ2) has been recently proposed as a potent anti-inflammatory agent. However, the mechanisms by which 15dPGJ2 mediates its therapeutic effects in vivo are unclear. We demonstrate that 15dPGJ2 at micromolar (2.5–10 µM) concentrations induces the expression of heme…
Fecha:	2009-02-23
Recurso:	RUA Docencia

Recurso libre

Asymptotic representations of the period for the nonlinear oscillator
Beléndez Vázquez, Augusto - Hernández Prados, Antonio - Beléndez Vázquez, Tarsicio - Neipp López, Cristian - Márquez Ruiz, Andrés

Formato:	info:eu-repo/semantics/article
Enlaces:	The asymptotic behaviours for small and large amplitudes, A, of the period for a nonlinear oscillator, where the square of the angular frequency depends quadratically on the velocity, are obtained. These asymptotic expressions are compared with the exact period, T(A),…
Fecha:	2007-10-27
Recurso:	RUA Docencia

Recurso libre

Automatic inspection for phase-shift reflection defects in aluminum web production
Torres Medina, Fernando - Jiménez García, Luis Miguel - Candelas Herías, Francisco Andrés - Azorín Poveda, José María - Agulló, R.J.

Formato:	info:eu-repo/semantics/article
Enlaces:	Industrial inspection problems usually require specific and highly complex solutions that can be implemented at a reasonable cost, what has produced a great research and development effort in the field of computer vision. Among these problems, inspection system for continuous…
Fecha:	2008-08-05
Recurso:	RUA Docencia

Recurso libre

Prototypes, meanings and motion: cognitive evolution of Spanish "acostarse"
Fernández Jaén, Jorge

Formato:	info:eu-repo/semantics/article
Enlaces:	The aim of this paper is to analyse the Spanish verb acostarse, following the theoretical tools established by Geeraerts (1997). From the perspective of Cognitive Semantics, linguistic categories evolve from prototypic to new meanings as a result of metonymic or…
Fecha:	2010-01-12
Recurso:	RUA Docencia

Recurso libre

Electronic structure and transport properties of atomic NiO spinvalves
Jacob, David - Fernández Rossier, Joaquín - Palacios Burgos, Juan José

Formato:	info:eu-repo/semantics/article
Enlaces:	Ab initio quantum transport calculations show that short NiO chains suspended in Ni nanocontacts present a very strong spin-polarization of the conductance.The generalized gradient approximation we use here predicts a similar polarization of the conductance as the one previously computed…
Fecha:	2012-11-22
Recurso:	RUA Docencia

Recurso libre

Effect of the intercalated cation on the properties of poly(o-methylaniline)/maghnite clay nanocomposites
Salavagione, Horacio Javier - Cazorla Amorós, Diego - Tidjane, Selma - Belbachir, Mohammed - Benyoucef, Abdelghani - Morallón Núñez, Emilia

Formato:	info:eu-repo/semantics/article
Enlaces:	A detailed study about the synthesis, characterization and properties of poly(o-methylaniline)(PoMea)/maghnite nanocomposites has been performed. Changes in the characteristics of the nanocomposites, depending on the intercalated cation between the clay layers before the synthesis, have been observed. Intercalated morphology has…
Fecha:	2008-09-30
Recurso:	RUA Docencia

Recurso libre

10.

Electrochemical deposition of platinum nanoparticles on different carbon supports and conducting polymers
Domínguez Domínguez, Sonia - Arias Pardilla, Joaquín - Berenguer Murcia, Ángel - Morallón Núñez, Emilia - Cazorla Amorós, Diego

Formato:	info:eu-repo/semantics/article
Enlaces:	Electrodeposition of Pt nanoparticles under potentiostatic conditions was performed on several types of carbon electrode supports: commercial macroporous carbon (a three-dimensional electrode), glassy carbon and graphite. Conducting polymers (poly-aniline and poly-oaminophenol) were also used. The platinum nanoparticles were obtained by…
Fecha:	2009-04-28
Recurso:	RUA Docencia

Recurso libre

11.

Robotic control systems based on bioinspired multi-agent systems: application of the principles of neuroscience to robotics
Berná Martínez, José Vicente - Maciá Pérez, Francisco

Formato:	info:eu-repo/semantics/article
Enlaces:	Robotics is a field that presents a large number of problems because it depends on a large number of disciplines, devices, technologies and tasks. Its expansion from perfectly controlled industrial environments toward open and dynamic environment presents a many new…
Fecha:	2011-07-29
Recurso:	RUA Docencia

Recurso libre

12.

The comparison of maximal and endurance strength of quadriceps femori in trained and untrained elderly
Ferunaj, Perparim - Tschan, Harald

Formato:	info:eu-repo/semantics/article
Enlaces:	The purpose of this study was to examine the differences in knee extensor maximal and endurance strength in elderly. Sixteen healthy elderly served as subjects, eight of them trained , age 61.0±8.9 yrs; height, 170.6±6.8 cm; weight, 71.8±11.7 kg [mean…
Fecha:	2013-07-22
Recurso:	RUA Docencia

Recurso libre

13.

Calpionellid biostratigraphy of the Upper Tithonian–Upper Valanginian interval in Western Sicily (Italy)
Andreini, Gloria - Caracuel Martín, Jesús Esteban - Parisi, Guido

Formato:	info:eu-repo/semantics/article
Enlaces:	A revision of the calpionellid bio-chronostratigraphy in Western Sicily (Italy) was carried out, in order to update the taxonomy of this group, through the identification of some genera (Borziella, Longicollaria, Chitinoidella, Dobeniella, Sturiella, Borzaiella and Praecalpionellites) and species (Remaniella catalanoi…
Fecha:	2008-09-08
Recurso:	RUA Docencia

Recurso libre

14.

Functional analysis of human RPS14 null alleles
Martín Nieto, José - Roufa, Donald J.

Formato:	info:eu-repo/semantics/article
Enlaces:	Previously we described a large collection of cloned human DNAs that encode chemically defined missense mutations within the ribosomal protein S14 sequence. We determined that biologically inactive (i.e. null) alleles resulted primarily from point mutations targeted to two internal segments…
Fecha:	2009-02-20
Recurso:	RUA Docencia

Recurso libre

15.

Quality management, environmental management and firm performance: a review of empirical studies and issues of integration
Molina Azorín, José Francisco - Tarí Guilló, Juan José - Claver Cortés, Enrique - López Gamero, María Dolores

Formato:	info:eu-repo/semantics/article
Enlaces:	Quality management (QM) and environmental management (EM) are two business practices that may affect firm performance. These practices are being increasingly introduced into firms, which often use them jointly owing to their similarities. As a result of these similarities, their…
Fecha:	2009-11-11
Recurso:	RUA Docencia

Recurso libre

16.

Immigration, work and health in Spain: the influence of legal status and employment contract on reported health indicators
Sousa, Emily - Agudelo Suárez, Andrés A. - García Benavides, Marc - Schenker, Marc - García García, Ana María - Benach de Rovira, Joan - Delclos Gómez-Morán, Carlos - López Jacob, María José - Ruiz Frutos, Carlos - Ronda Pérez, Elena - Porthé, Victoria

Formato:	info:eu-repo/semantics/article
Enlaces:	Objective To analyze the relationship of legal status and employment conditions with health indicators in foreign-born and Spanish-born workers in Spain. Methods Cross-sectional study of 1,849 foreign-born and 509 Spanish-born workers (2008–2009, ITSAL Project). Considered employment conditions: permanent, temporary and…
Fecha:	2010-05-01
Recurso:	RUA Docencia

Recurso libre

17.

Strategies for the relief of burden in advanced dementia care-giving
Cuesta Benjumea, Carmen de la

Formato:	info:eu-repo/semantics/article
Enlaces:	Aim. This paper is a report of a study conducted to uncover the strategies that women caregivers of relatives with advanced dementia use to rest from care-giving. Background. Respite consists of activities and situations that briefly take caregivers away from their care-giving…
Fecha:	2011-05-10
Recurso:	RUA Docencia

Recurso libre

18.

Revision of Iberian species of the genus Merodon (Diptera: Syrphidae)
Marcos García, María Ángeles - Vujić, Ante - Mengual Sanchis, Ximo

Formato:	info:eu-repo/semantics/article
Enlaces:	This study is a revision of the Iberian Merodon Meigen, 1803 species, including an illustrated key, a discussion of taxonomic characters and a morphological diagnosis for all included species. Descriptions are provided for nine new species: M. antonioi sp. n.,…
Fecha:	2007-11-05
Recurso:	RUA Docencia

Recurso libre

19.

Calcineurin expression and activity is regulated by the intracellular redox status and under hypertension in human neutrophils
Alba Jiménez, Gonzalo - Santa María Pérez, Consuelo - Reyes Quiroz, María Edith - El Bekay, Rajaa - Geniz, Isabel - Martín Nieto, José - Pintado Sanjuan, Elizabeth - Sobrino Beneyto, Francisco

Formato:	info:eu-repo/semantics/article
Enlaces:	Calcineurin (protein phosphatase 2B) (CN) comprises a family of serine/threonine phosphatases that play a pivotal role in signal transduction cascades in a variety of cells, including neutrophils. Angiotensin II (Ang II) increases both activity and de novo synthesis of CN…
Fecha:	2013-02-01
Recurso:	RUA Docencia

Recurso libre

20.

Florence Nightingale: o impacto de suas contribuições no mundo contemporâneo da enfermagem, Florence Nightingale: el impacto de sus contribuciones en el mundo contemporáneo de la enfermería, Florence Nightingale: the impact of her contributions in the contemporary world of nursing
Miritz Borges, Anelise - Berthold, Cristiele - Rosales de Rodrigues, Katiuscia Milano - Könzgen Meincke, Sonia Maria - Correa Soares, Marilu - Cardozo Gonzáles, Roxana Isabel

Formato:	info:eu-repo/semantics/article
Enlaces:	El papel de la atención es parte de la existencia humana y se relaciona con la imagen de la mujer, que buscó, a través de esta práctica, una forma de supervivencia que se ha desarrollado en ámbitos más amplios, como…
Fecha:	2010-09-07
Recurso:	RUA Docencia

Recurso libre

21.

Holographic optical elements in the presence of spherical aberration and focus error: some remarks on imaging quality
Beléndez Vázquez, Augusto - Carretero López, Luis - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	When aberrations are small, it is possible to use wave aberration variance to obtain the position of the best image plane in both conventional and holographic optical systems. However, when aberrations increase, this measurement is not sufficient and it does…
Fecha:	2009-02-02
Recurso:	RUA Docencia

Recurso libre

22.

Evaluation of the electrocatalytic activity of antimony-doped tin dioxide anodes toward the oxidation of phenol in aqueous solutions
Montilla Jiménez, Francisco - Morallón Núñez, Emilia - Vázquez Picó, José Luis

Formato:	info:eu-repo/semantics/article
Enlaces:	Antimony-doped tin dioxide electrodes supported on titanium have been used in the electrochemical treatment of aqueous solution containing phenol. Ti/SnO2–Sb anode has high efficiency in the elimination of phenol, but its use is hindered by its short service life. The…
Fecha:	2007-11-21
Recurso:	RUA Docencia

Recurso libre

23.

Chiral gold(I) vs chiral silver complexes as catalysts for the enantioselective synthesis of the second generation GSK-hepatitis C virus inhibitor
Martín Rodríguez, María - Nájera Domingo, Carmen - Sansano Gil, José Miguel - Cózar Ruano, Abel de - Cossío Mora, Fernando Pedro

Formato:	info:eu-repo/semantics/article
Enlaces:	The synthesis of a GSK 2nd generation inhibitor of the hepatitis C virus, by enantioselective 1,3-dipolar cycloaddition between a leucine derived iminoester and tert-butyl acrylate, was studied. The comparison between silver(I) and gold(I) catalysts in this reaction was established by…
Fecha:	2011-07-20
Recurso:	RUA Docencia

Recurso libre

24.

Holographic collimator of diameter 200 mm in silver halide sensitized gelatin
Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	In this paper we present the theoretical analysis and experimental results of a holographic collimator made in silver halide sensitized gelatin. Diffraction efficiency up to 70% over the whole plate and wave aberration as low as 20-lambda in the maximum…
Fecha:	2009-02-09
Recurso:	RUA Docencia

Recurso libre

25.

A Robust approach to control robot manipulators by fusing visual and force information
Pomares Baeza, Jorge - García Gómez, Gabriel Jesús - Torres Medina, Fernando

Formato:	info:eu-repo/semantics/article
Enlaces:	In this paper, a method to combine visual and force information using the information obtained from the movement flow-based visual servoing system is proposed. This method allows not only to achieve a given desired position but also to specify the…
Fecha:	2007-11-02
Recurso:	RUA Docencia

Recurso libre

26.

First-harmonic diffusion-based model applied to a polyvinyl-alcohol–acrylamide-based photopolymer
Neipp López, Cristian - Gallego Rico, Sergi - Ortuño Sánchez, Manuel - Márquez Ruiz, Andrés - Álvarez López, Mariela Lázara - Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada

Formato:	info:eu-repo/semantics/article
Enlaces:	The photopolymerization diffusion models give accurate comprehension of the mechanism of hologram formation inside photopolymer materials. Although several models have been proposed, these models share the common assumption that there is an interplay between the processes of monomer polymerization and…
Fecha:	2009-01-22
Recurso:	RUA Docencia

Recurso libre

27.

Metabolic potential of a single cell belonging to one of the most abundant lineages in freshwater bacterioplankton
Garcia, Sarahi L. - McMahon, Katherine D. - Martínez García, Manuel - Srivastava, Abhishek - Sczyrba, Alexander - Stepanauskas, Ramunas - Grossart, Hans-Peter - Woyke, Tanja - Warnecke, Falk

Formato:	info:eu-repo/semantics/article
Enlaces:	Actinobacteria within the acI lineage are often numerically dominating in freshwater ecosystems, where they can account for >50% of total bacteria in the surface water. However, they remain uncultured to date. We thus set out to use single-cell genomics to…
Fecha:	2013-11-07
Recurso:	RUA Docencia

Recurso libre

28.

Characterization of a new plasma membrane-associated ecto-5'-phosphodiesterase/nucleotide-pyrophosphatase from rat hepatocarcinoma AS-30D cells, Nueva ecto-5'-fosfodiesterasa/nucleótido-pirofosfatasa asociada a la membrana plasmática de células AS-30D de hepatocarcinoma de rata
García Nieto, R.M. - San José, Esteban - Martín Nieto, José - Villalobo Polo, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	Se identifican en fracciones de membranas plasmáticas aisladas de células ascíticas AS-30D de hepatocarcinoma de rata, tres glicoproteínas de 125 kDa, 115 kDa y 105 kDa (gp125, gp115 y gp105) que son adenililadas utilizando ATP como sustrato. Esta adenililación es…
Fecha:	2009-02-20
Recurso:	RUA Docencia