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Aproximadamente 480 registro(s) hasta el momento: (journal)

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Recurso libre

Activation of polymer blend carbon nanofibres by alkaline hydroxides and their hydrogen storage performances
Suárez García, Fabián - Vilaplana Ortego, Eduardo - Kunowsky, Mirko - Kimura, M. - Oya, Asao - Linares Solano, Ángel

Formato:	info:eu-repo/semantics/article
Enlaces:	In the present work we study the hydroxide activation (NaOH and KOH) of phenol-formaldehyde resin derived CNFs prepared by a polymer blend technique to prepare highly porous activated carbon nanofibres (ACNFs). Morphology and textural characteristics of these ACNFs were studied…
Fecha:	2012-01-19
Recurso:	RUA Docencia

Recurso libre

Application of double-hybrid density functionals to charge-transfer in N-substituted pentacenequinones
Sancho García, Juan Carlos

Formato:	info:eu-repo/semantics/article
Enlaces:	A set of N-heteroquinones, deriving from oligoacenes, have been recently proposed as n-type organic semiconductors with high electron mobilities in thin-film transistors. Generally speaking, this class of compounds self-assembles in neighboring π-stacks linked by weak hydrogen bonds. We aim at…
Fecha:	2012-07-04
Recurso:	RUA Docencia

Recurso libre

Inelastic scattering of low-energy electrons in liquid water computed from optical-data models of the Bethe surface
Emfietzoglou, Dimitris - Kyriakou, Ioanna - Abril Sánchez, Isabel - García Molina, Rafael - Nikjoo, Hooshang

Formato:	info:eu-repo/semantics/article
Enlaces:	Purpose: We provide a short overview of optical-data models for the description of inelastic scattering of low-energy electrons (10–10,000 eV) in liquid water. The effect on the inelastic scattering cross section due to different optical data and extension algorithms is…
Fecha:	2012-07-04
Recurso:	RUA Docencia

Recurso libre

Static and dynamic balance in young athletes
Ricotti, Leonardo

Formato:	info:eu-repo/semantics/article
Enlaces:	The creation of a mature athlete necessarily passes through the expression of his potential during each phase of his development. Young athletes' trainers often neglect specific balance programs, above all in certain sports (e.g. soccer) where balance is poorly considered,…
Fecha:	2012-01-04
Recurso:	RUA Docencia

Recurso libre

Application of the discussion groups and initial phases of the qfd methodology to the study of Valencian ball trinquetes
Montaner Sesmero, Ana M. - Montaner Sesmero, Carlos - Pérez Soriano, Pedro - Carrasco Embuena, Vicente - Llana Belloch, Salvador

Formato:	info:eu-repo/semantics/article
Enlaces:	The purpose of this research is to show an opinion study about the specifications that the Valencian ball trinquetes should have according to the players' opinion. The valencian ball game is a native sport with a great cultural tradition in…
Fecha:	2012-01-04
Recurso:	RUA Docencia

Recurso libre

International resistance training recommendations for older adults: implications for the promotion of healthy aging in Spain
Romo Pérez, Vicente - Schwingel, Andiara - Chodzko-Zajko, Wojtek

Formato:	info:eu-repo/semantics/article
Enlaces:	The publication of the American College of Sport Medicine (ACSM) Position Stand on Physical Activity and Exercise for Older Adults and the release of the US Government Physical Activity Guidelines for Americans have emphasized the need for the development of…
Fecha:	2012-01-04
Recurso:	RUA Docencia

Recurso libre

Predictors of quality of life in children
Borras, Pere A. - Vidal, Josep - Ponseti, Xavier - Cantallops, Jaume - Palou, Pere

Formato:	info:eu-repo/semantics/article
Enlaces:	The aim of this study was to explore the relationship between Health related quality of life (HRQoL) in children reported by parents, cardiorespiratory fitness, physical activity levels, screen time and body mass index of a population of 302 eleven and…
Fecha:	2012-01-04
Recurso:	RUA Docencia

Recurso libre

Game rhythm and stoppages in soccer: a case study from Spain
Hernández Moreno, José - Gómez Rijo, Antonio - Castro, Ulises - González Molina, Antonio - Quiroga, Miriam E. - González Romero, Francisco

Formato:	info:eu-repo/semantics/article
Enlaces:	The purpose of this paper was to quantify and analyze the participation/pause game times and stoppages of 11-a-side soccer. A total of 617 players of 44 Spanish men's teams and 33 matches of the 2007/08 and 2008/09 men's soccer players…
Fecha:	2012-01-04
Recurso:	RUA Docencia

Recurso libre

Effects of combined electrostimulation and plyometric training on vertical jump and speed tests
Benito Martínez, Elisa - Lara Sánchez, Amador J. - Berdejo del Fresno, Daniel - Martínez López, Emilio J.

Formato:	info:eu-repo/semantics/article
Enlaces:	The aim of this study was to determine the performance evolution of a group of athletes after 8 weeks of training that combined electrostimulation (NM ES) and plyometrics (PT). 78 medium level sprinter athletes participated, 40 women and 38 men…
Fecha:	2012-01-04
Recurso:	RUA Docencia

Recurso libre

10.

Synthesis of prolines by enantioselective 1,3-dipolar cycloaddition of azomethine ylides and alkenes catalyzed by chiral phosphoramidite-silver(I) complexes
Nájera Domingo, Carmen - Retamosa Hernández, María de Gracia - Martín Rodríguez, María - Sansano Gil, José Miguel - Cózar Ruano, Abel de - Cossío Mora, Fernando Pedro

Formato:	info:eu-repo/semantics/article
Enlaces:	The endo-diastereo- and enantioselective 1,3-dipolar cycloaddition of azomethine ylides and electrophilic alkenes is efficiently catalysed by chiral phosphoramidite-silver(I) perchlorate complexes. The reaction allows the presence of different types of substituents in the 1,3-dipole and can be applied to the synthesis…
Fecha:	2009-11-12
Recurso:	RUA Docencia

Recurso libre

11.

A THOMAS based multi-agent system for recommendations and guidance in malls
Rodríguez González, Sara - Fernández Gil, Alberto - Julián Inglada, Vicente - Corchado Rodríguez, Juan Manuel - Ossowski, Sascha - Botti Navarro, Vicente

Formato:	info:eu-repo/semantics/article
Enlaces:	This article presents a case study in which the THOMAS architecture is applied in order to obtain a multi-agent system (MAS) that can provide recommendations and guidance in a shopping mall. THOMAS is made up of a group of related…
Fecha:	2009-11-20
Recurso:	RUA Docencia

Recurso libre

12.

Localization through omnivision for a tour-guide robot
Gamallo Solórzano, Cristina - Quintía Vidal, Pablo - Vázquez Regueiro, Carlos - Mucientes Molina, Manuel

Formato:	info:eu-repo/semantics/article
Enlaces:	The localization of a mobile robot in a real environment is a complex task. In this paper, an algorithm that solves the global localization is presented. The proposal is based on a merit function that ranks different possible poses obtained…
Fecha:	2009-11-23
Recurso:	RUA Docencia

Recurso libre

13.

Corporate governance and organisational culture: the role of ethics officers
Llopis Taverner, Juan - González Ramírez, María Reyes - Gascó Gascó, José Luis

Formato:	info:eu-repo/semantics/article
Enlaces:	We argue that ethical leadership must be in line with corporate governance in general and of the Chief Executive Officer (CEO) who must be the starting point for the rest of the organisational members to have an ethical guideline to…
Fecha:	2009-01-26
Recurso:	RUA Docencia

Recurso libre

14.

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

15.

High-energy sensitivity enhancement in panchromatic photopolymers for holography using a mixture of visiblelight photoinitiators
Fimia Gil, Antonio - Mateos Álvarez, Felipe - Mallavia Marín, Ricardo - Blaya Escarre, Salvador - Beléndez Vázquez, Augusto - Sastre Muñoz, Roberto - Amat Guerri, Francisco

Formato:	info:eu-repo/semantics/article
Enlaces:	A new aqueous photopolymer containing the monomers acrylamide, N,N'-methylenbisacrylamide and zinc acrylate, the initiators 4,5-diiodosuccinylfluorescein (2ISF) and methylene blue (MB), and the coinitiator sodium p-toluenesulphinate is described. This formulation exhibits a clear enhancement of the high-energy sensitivity upon irradiation with…
Fecha:	2009-02-03
Recurso:	RUA Docencia

Recurso libre

16.

Colorimetric and spectral evaluation of the optical anisotropy of metallic and pearlescent samples
Chorro Calderón, Elísabet - Perales Romero, Esther - Martínez Verdú, Francisco Miguel - Campos Acosta, Joaquín - Pons Aglio, Alicia

Formato:	info:eu-repo/semantics/article
Enlaces:	The visual and optical anisotropies of metallic and pearlescent samples have been evaluated using a multi-gonio-spectrophotometer and by adapting a gonio-template over the instrument aperture for measuring the relative spectral reflectance factor when the sample is rotated around an axis…
Fecha:	2010-02-04
Recurso:	RUA Docencia

Recurso libre

17.

Model for analyzing the effects of processing on recording material in thick holograms
Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	A new model to describe the influences of chemical processing on thick holograms is presented. The model is based on three hypotheses about the behaviour of holographic recording material during processing. Thickness variations and shear-type effects that are due to…
Fecha:	2009-01-22
Recurso:	RUA Docencia

Recurso libre

18.

Large and small deflections of a cantilever beam
Beléndez Vázquez, Tarsicio - Neipp López, Cristian - Beléndez Vázquez, Augusto

Formato:	info:eu-repo/semantics/article
Enlaces:	The classical problem of the deflection of a cantilever beam of linear elastic material, under the action of an external vertical concentrated load at the free end, is analysed. We present the differential equation governing the behaviour of this physical…
Fecha:	2009-01-30
Recurso:	RUA Docencia

Recurso libre

19.

Identifying corporate management topics with web pages
Llopis Taverner, Juan - González Ramírez, María Reyes - Gascó Gascó, José Luis

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper has as its main aim to analyse how corporate web pages can become an essential tool in order to detect strategic trends by firms or sectors, and even a primary source for benchmarking. This technique has made it…
Fecha:	2011-05-13
Recurso:	RUA Docencia

Recurso libre

20.

Three-component coupling of aldehydes, amines and alkynes catalyzed by oxidized copper nanoparticles on titania
Albaladejo Maricó, María José - Alonso Valdés, Francisco - Moglie, Yanina - Yus Astiz, Miguel

Formato:	info:eu-repo/semantics/article
Enlaces:	Copper nanoparticles (mainly as Cu2O) on titania have been shown to catalyze the multicomponent synthesis of propargylamines from aldehydes, amines, and alkynes (A3 coupling) effectively at 70 °C under solvent-free conditions. Both aromatic and aliphatic aldehydes and alkynes have been…
Fecha:	2012-05-28
Recurso:	RUA Docencia

Recurso libre

21.

Local robot navigation based on an active visual short-term memory
Vega Pérez, Julio - Cañas Plaza, José María - Perdices García, Eduardo

Formato:	info:eu-repo/semantics/article
Enlaces:	Vision devices are today one of the most often used sensory elements in autonomous robots. Some of their hindrances are the difficulty in extracting useful information from the captured images and the small visual field of regular cameras. Visual attention…
Fecha:	2012-03-15
Recurso:	RUA Docencia

Recurso libre

22.

Lifetime adherence to physical activity recommendations and fall occurrence in community-dwelling older adults: a retrospective cohort study
Wright, Rachel L. - Robinson, Paul D. - Peters, Derek M.

Formato:	info:eu-repo/semantics/article
Enlaces:	Falling is a major health concern for community-dwelling older adults. Regular physical activity has been proposed to prevent falls. The aim of this study was to assess whether the achievement of the 2004 UK Department of Health physical activity recommendations…
Fecha:	2012-04-08
Recurso:	RUA Docencia

Recurso libre

23.

Performance differences between winning and losing basketball teams during close, balanced and unbalanced quarters
Csataljay, Gabor - James, Nic - Hughes, Michael David - Dancs, Henriette

Formato:	info:eu-repo/semantics/article
Enlaces:	Previous studies in basketball performance have tended to assess differences between winners and losers of games. This methodology does not consider the fluctuating nature of scoring within games. Consequently winning and losing performance for each quarter of 26 games of…
Fecha:	2012-06-29
Recurso:	RUA Docencia

Recurso libre

24.

The combined influence of mineralogical, hygric and thermal properties on the durability of porous building stones
Benavente García, David - Cultrone, Giuseppe - Gómez Heras, Miguel

Formato:	info:eu-repo/semantics/article
Enlaces:	It is a common practice to test building stones against an isolated decay factor when assessing the durability of building stones. Accordingly, the interpretation of results is often driven by the considerations of a limited number of properties thought as…
Fecha:	2012-12-10
Recurso:	RUA Docencia

Recurso libre

25.

How in-training Secondary Education teachers think: avenues for intervention, Pensamiento y formación del profesorado de Educación Secundaria: vías de intervención
Pérez Sánchez, Antonio Miguel - Gilar Corbi, Raquel - González Gómez, Carlota

Formato:	info:eu-repo/semantics/article
Enlaces:	Introduction. The aim of this research is to analyse the thinking of teachers-in-training for compulsory secondary education, in order to facilitate the work of education and guidance at secondary schools. Method. The participants were 265 students in the CAP program…
Fecha:	2012-05-18
Recurso:	RUA Docencia

Recurso libre

26.

A review of the European species of Phradis (Hymenoptera: Ichneumonidae: Tersilochinae), with a description of a new species from Spain
Khalaim, Andrey I. - Bordera Sanjuán, Santiago - Rodríguez Berrío, Alexander

Formato:	info:eu-repo/semantics/article
Enlaces:	European species of the genus Phradis Förster, 1869 are reviewed. A new species from Spain, Phradis mediterraneus sp. n., is described and illustrated. A key to all 24 European species and data on distribution and biology of these species are…
Fecha:	2012-07-24
Recurso:	RUA Docencia

Recurso libre

27.

A novel rational harmonic balance approach for periodic solutions of conservative nonlinear oscillators
Beléndez Vázquez, Augusto - Gimeno Nieves, Encarnación - Álvarez López, Mariela Lázara - Gallego Rico, Sergi - Ortuño Sánchez, Manuel - Méndez Alcaraz, David Israel

Formato:	info:eu-repo/semantics/article
Enlaces:	An analytical approximate procedure for a class of conservative single degree-of-freedom nonlinear oscillators with odd non-linearity is proposed. This technique is based on the generalized harmonic balance method in which analytical approximate solutions have rational forms. Unlike the classical harmonic…
Fecha:	2012-05-04
Recurso:	RUA Docencia

Recurso libre

28.

Linearized harmonic balancing approach for accurate solutions to the dynamically shifted oscillator
Beléndez Vázquez, Augusto - Rodes Roca, José Joaquín - Fuentes Rosillo, Rosa - García Llopis, Celia - Yebra Calleja, María Soledad - Pascual Villalobos, Inmaculada

Formato:	info:eu-repo/semantics/article
Enlaces:	The analytical approximate technique developed by Wu et al for conservative oscillators with odd nonlinearity is used to construct approximate frequency-amplitude relations and periodic solutions to the dynamically shifted oscillator. This nonlinear oscillator is described by an equation of motion…
Fecha:	2012-05-04
Recurso:	RUA Docencia

Recurso libre

29.

Higher accuracy approximate solution for oscillations of a mass attached to a stretched elastic wire by rational harmonic balance method
Gimeno Nieves, Encarnación - Álvarez López, Mariela Lázara - Yebra Calleja, María Soledad - Rosa Herranz, Julio Luis - Beléndez Vázquez, Augusto

Formato:	info:eu-repo/semantics/article
Enlaces:	A second-order modified rational harmonic balance method is used for approximately solve the nonlinear differential equation that governs the oscillations of a system typified as a mass attached to a stretched elastic wire for which the restoring force for this…
Fecha:	2012-05-04
Recurso:	RUA Docencia

Recurso libre

30.

Current trends in special education in Spain: do they reflect legislative mandates of inclusion?
Cardona Moltó, María Cristina

Formato:	info:eu-repo/semantics/article
Enlaces:	Over the past decades significant changes have occurred throughout all aspects of the field of Special Education in Spain. One of these changes is related to appropriate and effective instruction for students with disabilities and diverse educational needs in inclusive…
Fecha:	2012-10-30
Recurso:	RUA Docencia

Recurso libre

31.

Teacher education students’ beliefs of inclusion and perceived competence to teach students with disabilities in Spain
Cardona Moltó, María Cristina

Formato:	info:eu-repo/semantics/article
Enlaces:	The practical difficulties of including students with disabilities and diverse educational needs into regular classrooms are apparent in all countries around the world. Successful implementation of the policy of inclusion depends largely on teachers having the knowledge, skills, and competency…
Fecha:	2012-10-30
Recurso:	RUA Docencia

Recurso libre

32.

Scales for evaluating self-perceived anxiety levels in patients admitted to intensive care units: a review
Perpiñá Galvañ, Juana - Richart Martínez, Miguel

Formato:	info:eu-repo/semantics/article
Enlaces:	Objective: To review studies of anxiety in critically ill patients admitted to an intensive care unit to describe the level of anxiety and synthesize the psychometric properties of the instruments used to measure anxiety. Methods: The CUIDEN, IME, ISOC, CINAHL,…
Fecha:	2012-11-06
Recurso:	RUA Docencia

Recurso libre

33.

Doing things together: adolescent health and family rituals
Compañ Poveda, Elena - Moreno Marín, Josep - Ruiz Cantero, María Teresa - Pascual, Eliseo

Formato:	info:eu-repo/semantics/article
Enlaces:	Study objectives: (1) To describe the union and life cycle of family rituals, such as specific habits of sharing daily meals, special events or other family activities, and (2) to analyse the relation between the practice of family rituals and…
Fecha:	2008-10-31
Recurso:	RUA Docencia

Recurso libre

34.

Sociological context in Spanish high level athletics by gender
Martínez Vidal, Aurora - Mateos Padorno, Covadonga - Polifrone, Milena - Martínez Patiño, María José

Formato:	info:eu-repo/semantics/article
Enlaces:	This research analyzes different aspects related to the sociological context of Spanish sportsmen and sportswomen, specifically the sociological context of athletics, in a time when women practically compete in the same events than men, and sports are accessible and desirable…
Fecha:	2010-01-26
Recurso:	RUA Docencia

Recurso libre

35.

Distance as a control parameter for place kicking
Mally, Kristi K. - Battista, Rebecca A. - Robertson, Mary Ann

Formato:	info:eu-repo/semantics/article
Enlaces:	Using a dynamic systems perspective, this study investigated whether distance functioned as a control parameter that might alter children’s place kicking patterns. Nineteen children (mean age = 8.1 years) kicked 3 times at each of 5 randomly ordered distances (1.524,…
Fecha:	2011-03-31
Recurso:	RUA Docencia

Recurso libre

36.

What do we know about outsourcing in hotels?
González Ramírez, María Reyes - Llopis Taverner, Juan - Gascó Gascó, José Luis

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper uses a content analysis focused on papers about outsourcing in hotel management in order to know the level of development reached in this research area. With that aim in mind, the authors have started from a review of…
Fecha:	2011-05-19
Recurso:	RUA Docencia

Recurso libre

37.

Applied periodization: a methodological approach
Naclerio Ayllón, Fernando - Moody, Jeremy - Chapman, Mark

Formato:	info:eu-repo/semantics/article
Enlaces:	Periodization represents an optimal modality for organizing training programs in athletes, recreational and rehabilitative practitioners. The selected procedure, however, should be based on the athlete’s age, level of performance, specific goals or competition characteristics. A common theme throughout all periodization…
Fecha:	2013-07-22
Recurso:	RUA Docencia

Recurso libre

38.

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

39.

Saturation in linear optimization
Goberna Torrent, Miguel Ángel - Jornet Pla, Valentín - Molina Vila, María Dolores

Formato:	info:eu-repo/semantics/article
Enlaces:	In a solvable linear optimization problem, a constraint is saturated if it is binding at a certain optimal solution and it is weakly saturated if it is binding at a proper subset of the optimal set. Nonsaturation and weak saturation…
Fecha:	2008-11-06
Recurso:	RUA Docencia

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40.

Designing secure data warehouses by using MDA and QVT
Soler, Emilio - Trujillo Mondéjar, Juan Carlos - Blanco Bueno, Carlos - Fernández Medina, Eduardo

Formato:	info:eu-repo/semantics/article
Enlaces:	The Data Warehouse (DW) design is based on multidimensional (MD) modeling which structures information into facts and dimensions. Due to the confidentiality of the data that it stores, it is crucial to specify security and audit measures from the early…
Fecha:	2012-03-08
Recurso:	RUA Docencia

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41.

Applying QVT in order to implement secure data warehouses in SQL server analysis services
Blanco Bueno, Carlos - García Rodríguez de Guzmán, Ignacio - García Rosado, David - Fernández-Medina Patón, Eduardo - Trujillo Mondéjar, Juan Carlos

Formato:	info:eu-repo/semantics/article
Enlaces:	Data Warehouses manage historical information for the decision making process, and this information could be discovered by unauthorized users if security constraints are not established. It is therefore highly important for OLAP tools to consider the security rules defined at…
Fecha:	2012-03-08
Recurso:	RUA Docencia

Recurso libre

42.

Enhancing QA systems with complex temporal question processing capabilities
Saquete Boró, Estela - Vicedo González, José Luis - Martínez Barco, Patricio - Muñoz Guillena, Rafael - Llorens Martínez, Héctor

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper presents a multilayered architecture that enhances the capabilities of current QA systems and allows different types of complex questions or queries to be processed. The answers to these questions need to be gathered from factual information scattered throughout…
Fecha:	2012-05-17
Recurso:	RUA Docencia

Recurso libre

43.

Repeated sequence homogenization between the control and pseudo-control regions in the mitochondrial genomes of the subfamily Aquilinae
Cadahía Lorenzo, Luis - Pinsker, Wilhelm - Negro Balmaseda, Juan José - Pavlicev, Mihaela - Urios Moliner, Vicente - Haring, Elisabeth

Formato:	info:eu-repo/semantics/article
Enlaces:	In birds, the noncoding control region (CR) and its flanking genes are the only parts of the mitochondrial (mt) genome that have been modified by intragenomic rearrangements. In raptors, two noncoding regions are present: the CR has shifted to a…
Fecha:	2012-06-04
Recurso:	RUA Docencia

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44.

Evaluation of quality of life related to nutritional status
Wanden-Berghe, Carmina - Sanz Valero, Javier - Escribà Agüir, Vicenta - Castelló Botía, Isabel - Guardiola Wanden-Berghe, Rocío

Formato:	info:eu-repo/semantics/article
Enlaces:	The way in which the quality of life related to health (HRQoL) is affected by the nutritional status of the patient is a subject of constant interest and permanent debate. The purpose of the present paper is to review those…
Fecha:	2012-10-04
Recurso:	RUA Docencia

Recurso libre

45.

Experimental and theoretical studies of the energy-loss straggling of H and He ion beams in HfO2 films
Abril Sánchez, Isabel - Behar, Moni - García Molina, Rafael - Fadanelli, Raúl C. - Nagamine, Luiz C.C.M. - Grande, P.L. - Schünemann, L. - Denton Zanello, Cristian D. - Arista, Néstor R. - Saitovitch, E.B.

Formato:	info:eu-repo/semantics/article
Enlaces:	We report an experimental-theoretical study of the energy-loss straggling of protons and alpha particles in HfO2 films. In the case of H ions the experiments were performed in the energy range 40–1750 keV. For the lower energy interval (40–250 keV)…
Fecha:	2012-11-28
Recurso:	RUA Docencia

Recurso libre

46.

A corporate culture pattern to manage business ethics
Claver Cortés, Enrique - Llopis Taverner, Juan - Gascó Gascó, José Luis

Formato:	info:eu-repo/semantics/article
Enlaces:	Within the general frame of proposals for an adequate management of business ethics, this paper is based on the vision of corporate culture as a pattern to achieve such purpose. If we consider ethics as a specific value of corporate…
Fecha:	2007-09-12
Recurso:	RUA Docencia

Recurso libre

47.

Potential modulated reflectance study of the electrooxidation of simple amino acids on Pt(111) in acidic media
Huerta Arráez, Francisco - Morallón Núñez, Emilia - Quijada Tomás, César - Vázquez Picó, José Luis - Berlouis, L.E.A.

Formato:	info:eu-repo/semantics/article
Enlaces:	The electroreflectance (ER) technique has been applied to the study of the electrooxidation of some simple amino acids (glycine, serine and alanine) on a Pt(111) surface in acid medium. A different behaviour in the (1:R)(#R:#E) response as a function of
Fecha:	2007-11-02
Recurso:	RUA Docencia

Recurso libre

48.

Gradual morphogenesis of retinal neurons in the peripheral retinal margin of adult monkeys and humans
Martínez Navarrete, Gema Concepción - Angulo Jerez, Antonia - Martín Nieto, José - Cuenca Navarro, Nicolás

Formato:	info:eu-repo/semantics/article
Enlaces:	The adult mammalian retina has been for long considered to lack neurogenerative capacity. However, retinal stem/progenitor cells which can originate retinal neurons in vitro have been recently reported in the ciliary body of adult mammals. Here we have explored the…
Fecha:	2010-03-24
Recurso:	RUA Docencia

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49.

Effects of very short rest periods on immunoglobulin A and cortisol responses to resistance exercise in men
Rahimi, Rahman - Ghaderi, Mohammad - Mirzaei, Bahman - Ghaeni, Saeed - Faraji, Hassan - Vatani, Daryoush Sheikholeslami - Rahmani-Nia, Farhad

Formato:	info:eu-repo/semantics/article
Enlaces:	There are few data relating to stress levels and immune function, prior to, and following acute bout of resistance exercise with varying rest intervals between sets in young resistance trained men. Therefore, the aim of this study was to determine…
Fecha:	2010-06-02
Recurso:	RUA Docencia

Recurso libre

50.

Comments on “investigation of the properties of the period for the nonlinear oscillator x''+(1+x^2)x'=0”
Beléndez Vázquez, Augusto - Beléndez Vázquez, Tarsicio - Hernández Prados, Antonio - Gallego Rico, Sergi - Ortuño Sánchez, Manuel - Neipp López, Cristian

Formato:	info:eu-repo/semantics/article
Enlaces:	Two Lidstedt-Poincaré perturbation based methods are used to solve the nonlinear differential equation of a nonlinear oscillator having the square of the angular frequency depends quadratically on the velocity. Mickens published two interesting papers [1, 2] about this oscillator and…
Fecha:	2007-10-27
Recurso:	RUA Docencia

Recurso libre

51.

Explorando nuevas formas de violencia de género: la mujer como objeto de los folletos de clínicas de estética
Martínez Lirola, María

Formato:	info:eu-repo/semantics/article
Enlaces:	En la actualidad muchos textos escritos aparecen acompañados de imágenes de mujeres con fines diversos. En este artículo se exploran las principales estrategias empleadas para crear significado en varios folletos de la clínica de estética Dorsia de Alicante. El fin…
Fecha:	2010-12-14
Recurso:	RUA Docencia

Recurso libre

52.

Personas separadas actuando en conjunto: un esbozo de teoría del Derecho contractual
Hevia, Martín

Formato:	info:eu-repo/semantics/article
Enlaces:	Este ensayo aborda el siguiente interrogante: si, como famosamente sostuvo John Rawls, la justicia es la virtud fundamental de las instituciones sociales, ¿cómo debemos entender al derecho de los contratos? En este ensayo sitúo el derecho de los contratos en…
Fecha:	2012-01-16
Recurso:	RUA Docencia

Recurso libre

53.

Optical analysis of PresbyLASIK treatment by a light propagation algorithm
Ortiz Márquez, Dolores - Alió y Sanz, Jorge L. - Illueca Contri, Carlos - Mas Candela, David - Sala Pomares, Esperanza - Pérez Rodríguez, Jorge - Espinosa Tomás, Julián

Formato:	info:eu-repo/semantics/article
Enlaces:	PURPOSE: To evaluate the changes in the optical quality of corneas of hyperopic patients operated using central multifocal presbyLASIK treatment through the study of light patterns around the retinal plane. METHODS: This study included eight hyperopic eyes that underwent central…
Fecha:	2008-02-17
Recurso:	RUA Docencia

Recurso libre

54.

Sodium citrate ingestion increases glycolytic activity but does not enhance 2000 m rowing performance
Martins, Alexandre Nunes - Artioli, Guilherme Giannini - Franchini, Emerson

Formato:	info:eu-repo/semantics/article
Enlaces:	Sodium citrate-induced alkalosis is an ergogenic strategy that has been proven to enhance physical performance in high-intensity exercises by increasing muscle buffer capacity and reducing the influence of H+ on energy production and contractile processes. The objective of the present…
Fecha:	2010-10-26
Recurso:	RUA Docencia

Recurso libre

55.

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

56.

Gender inequalities in occupational health related to the unequal distribution of working and employment conditions: a systematic review
Campos Serna, Javier - Ronda Pérez, Elena - Artazcoz, Lucía - Moen, Bente E. - García Benavides, Fernando

Formato:	info:eu-repo/semantics/article
Enlaces:	Introduction: Gender inequalities exist in work life, but little is known about their presence in relation to factors examined in occupation health settings. The aim of this study was to identify and summarize the working and employment conditions described as…
Fecha:	2013-11-05
Recurso:	RUA Docencia

Recurso libre

57.

The outburst decay of the low magnetic field magnetar SGR 0418+5729
Rea, Nanda - Israel, Gian Luca - Pons Botella, José Antonio - Turolla, Roberto - Viganò, Daniele - Zane, Silvia - Esposito, Paolo - Perna, Rosalba - Papitto, Alessandro - Terreran, Giacomo - Tiengo, Andrea - Salvetti, David - Girart, Josep Miquel - Palau, Aina - Possenti, Andrea - Burgay, Marta - Göğüş, Ersin - Caliandro, G. Andrea - Kouveliotou, Chryssa - Götz, Diego - Mignani, Roberto P. - Ratti, Eva - Stella, Luigi

Formato:	info:eu-repo/semantics/article
Enlaces:	We report on the long-term X-ray monitoring of the outburst decay of the low magnetic field magnetar SGR 0418+5729 using all the available X-ray data obtained with RXTE, Swift, Chandra, and XMM-Newton observations from the discovery of the source in…
Fecha:	2013-11-12
Recurso:	RUA Docencia

Recurso libre

58.

Multi-agent versus multi-robot and other Byzantine discussions
Matellán Olivera, Vicente

Formato:	info:eu-repo/semantics/article
Enlaces:	This special issue of the Journal of Physical Agents is devoted to multi-robot systems. Some might perhaps argue that the term should have been ”multi-agent systems” or ”physical multi-agent systems”, in accordance with the title of the journal. In any…
Fecha:	2009-11-23
Recurso:	RUA Docencia

Recurso libre

59.

Sports anglicisms in Spanish dictionaries and corpora
Balteiro Fernández, Isabel

Formato:	info:eu-repo/semantics/article
Enlaces:	Appendix to the paper entitled “A Reassessment of Traditional Lexicographical Tools in the Light of New Corpora: Sports Anglicisms in Spanish”. International Journal of English Studies, 11, 2. For references, please quote the full paper as published in the above…
Fecha:	2012-01-27
Recurso:	RUA Docencia

Recurso libre

60.

Catz, Dogz & Robotz? Human interaction with domestic robotic devices
Lawson, Shaun - Chesney, Thomas

Formato:	info:eu-repo/semantics/article
Enlaces:	This special issue of the Journal of Physical Agents is devoted to human interaction with domestic robots. The form, features and future, of domestic robotic devices, from entertainment-based agents through to robotic cleaners, companions, assistants and helpers, are considered and…
Fecha:	2009-11-23
Recurso:	RUA Docencia

Recurso libre

61.

How political epidemiology research can address why the millennium development goals have not been achieved: developing a research agenda
Gil González, Diana - Ruiz Cantero, María Teresa - Álvarez-Dardet Díaz, Carlos

Formato:	info:eu-repo/semantics/article
Enlaces:	The Millennium Development Goals (MDG) progress targets have not been met. Nevertheless, the United Nations (UN) has not yet undertaken in-depth review in order to discover the reasons behind this lack of progress in achieving the MDG. From a political…
Fecha:	2009-06-12
Recurso:	RUA Docencia

Recurso libre

62.

Hybrid reasoning and coordination methods on multi-agent systems
Heras Barberá, Stella - Navarro Llácer, Martí - Julián Inglada, Vicente

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper briefly introduces a summary of the special session on Hybrid Reasoning and Coordination Methods on Multi-Agent Systems, held in conjunction with the 4th International Conference on Hybrid Artificial Intelligence Systems 2009 (HAIS’09). The research papers of this session…
Fecha:	2009-11-19
Recurso:	RUA Docencia

Recurso libre

63.

Efficiency of thick phase holograms in the presence of shear-type effects due to processing
Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	Based on the results of the coupled-wave theory the diffraction efficiency is calculated for thick phase transmission holographic gratings taking into account the chemical processing of the recording material. Three effects of processing are considered: variations in the average refractive…
Fecha:	2009-02-02
Recurso:	RUA Docencia

Recurso libre

64.

Silver halide (sensitized) gelatin in Agfa-Gevaert plates: the optimized procedure
Fimia Gil, Antonio - Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada

Formato:	info:eu-repo/semantics/article
Enlaces:	Silver halide sensitized gelatin (SHSG) is one of the most promising techniques for the fabrication of transmission holographic optical elements, achieving relatively high sensitivity of photographic material with the low scattering and high light stability of dichromated gelatin. In this…
Fecha:	2009-02-02
Recurso:	RUA Docencia

Recurso libre

65.

Influences of recording geometry parameters on diffraction efficiency in bleached silver halide transmission holograms
Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	The experimental results of diffraction efficiency as a function of the geometrical disposition of recording beams in bleached silver halide transmission thick-holographic gratings are presented. Two variables have been used to relate these results with certain geometric parameters. These variables…
Fecha:	2009-02-02
Recurso:	RUA Docencia

Recurso libre

66.

Statistical model for noise gratings recorded in volume holograms
Carretero López, Luis - Fimia Gil, Antonio - Beléndez Vázquez, Augusto

Formato:	info:eu-repo/semantics/article
Enlaces:	A statistical model is used to study the formation of noise gratings in holograms and the mechanism that causes radiation scattering in them. The theoretical model presented describes noise scattering in terms of diffraction due to the high number of…
Fecha:	2009-02-03
Recurso:	RUA Docencia

Recurso libre

67.

Diffuse-object holograms in silver halide sensitized gelatin
Fimia Gil, Antonio - Pascual Villalobos, Inmaculada - Carretero López, Luis - Beléndez Vázquez, Augusto

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper deals with diffuse-object holograms recorded in silver halide sensitized gelatin. Both the diffraction efficiency and the signal-to-noise ratio when reconstruction is done with different wavelengths are measured. The experimental results we obtained show that new theoretical models for…
Fecha:	2009-02-03
Recurso:	RUA Docencia

Recurso libre

68.

Nonlinear response of photopolymers for holography: copolymerization process
Fimia Gil, Antonio - Carretero López, Luis - Beléndez Vázquez, Augusto

Formato:	info:eu-repo/semantics/article
Enlaces:	A model is proposed which allows us to obtain the diffraction efficiency of photopolymeric materials with a nonlinear response to the refraction index, using the equations on the evolution of copolymerization reactions as a base. The photochemical material being analysed…
Fecha:	2009-02-03
Recurso:	RUA Docencia

Recurso libre

69.

Environmental strategies and their impact on hotel performance
Claver Cortés, Enrique - Molina Azorín, José Francisco - Pereira Moliner, Jorge - López Gamero, María Dolores

Formato:	info:eu-repo/semantics/article
Enlaces:	This study examines the relevance of environmental management as a source of competitive advantage for hotels. The relationship between the environmental proactivity of hotels located in the province of Alicante (Spain) and their economic performance levels was studied, and three…
Fecha:	2009-11-19
Recurso:	RUA Docencia

Recurso libre

70.

Búsqueda de índices de impacto alternativos al JCR
Biblioteca Universitaria. Unidad de Gestión de Publicaciones Periódicas

Formato:	animation
Enlaces:	Los índices biométricos In-recs, In-recj e In-rech complementan la información obtenida en la base de datos JCR (Journal Citation Reports) con respecto a las publicaciones españolas, proporcionando el índice de impacto de estas publicaciones.
Fecha:	2012-02-21
Recurso:	RUA Docencia

Recurso libre

71.

Busca d'índex d'impacte alternatius al JCR
Biblioteca Universitaria. Unidad de Gestión de Publicaciones Periódicas

Formato:	animation
Enlaces:	Els índexs biomètrics In-recs, In-recj i In-rech complementen la informació obtinguda en la base de dades JCR (Journal Citation Reports) respecte a les publicacions espanyoles, proporcionant l'índex d'impacte d'estes publicacions.
Fecha:	2012-02-21
Recurso:	RUA Docencia

Recurso libre

72.

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

73.

The potential role of taxes and subsidies on food in the prevention of obesity in Europe
González Zapata, Laura Inés - Álvarez-Dardet Díaz, Carlos - Millstone, Erik - Clemente Gómez, Vicente - Holdsworth, Michelle - Ortiz Moncada, Rocío - Lobstein, Tim - Sarri, Katerina - De Marchi, Bruna - Horvath, Katalin Z.

Formato:	info:eu-repo/semantics/preprint, info:eu-repo/semantics/article
Enlaces:	Objective: To explore the opinions of stakeholders on the potential of taxes or subsidies, as measures for tackling obesity in Europe. Design: Structured interviews using Multi-criteria Mapping, a computer based decision support tool. Subjects/Setting: 189 interviewees, drawn from 21 different…
Fecha:	2009-07-13
Recurso:	RUA Docencia

Recurso libre

74.

Corneal primary aberrations compensation by oblique light incidence
Espinosa Tomás, Julián - Mas Candela, David - Kasprzak, Henryk T.

Formato:	info:eu-repo/semantics/article
Enlaces:	The eye is not a centered system. The line of sight connects the fovea with the center of the pupil and is usually tilted in the temporal direction. Thus, off-axis optical aberrations, mainly coma and oblique astigmatism, are introduced at…
Fecha:	2009-09-04
Recurso:	RUA Docencia

Recurso libre

75.

Analytical approximate solutions for conservative nonlinear oscillators by modified rational harmonic balance method
Beléndez Vázquez, Augusto - Gimeno Nieves, Encarnación - Álvarez López, Mariela Lázara - Yebra Calleja, María Soledad - Méndez Alcaraz, David Israel

Formato:	info:eu-repo/semantics/article
Enlaces:	An analytical approximate technique for conservative nonlinear oscillators is proposed. This method is a modification of the generalized harmonic balance method in which analytical approximate solutions have rational form. This approach gives us not only a truly periodic solution but…
Fecha:	2009-10-22
Recurso:	RUA Docencia

Recurso libre

76.

Holographic lens recorded on photopolymers: fabrication and study of the image quality
García Llopis, Celia - Rodríguez, Jesús D. - Fernández Varó, Elena - Camps Sanchis, Vicente Jesús - Fuentes Rosillo, Rosa - Pascual Villalobos, Inmaculada

Formato:	info:eu-repo/semantics/article
Enlaces:	In recent years, holographic optical elements have been introduced in different applications such as high-density data storage, interconnections, spatial and temporal filters and three-dimensional displays. Simultaneously, more sensitive, efficient and durable holographic materials have been developed. Thus it is necessary…
Fecha:	2009-11-24
Recurso:	RUA Docencia

Recurso libre

77.

A new prospect of additivity in bankruptcy problems
Alcalde Pérez, José - Marco Gil, María del Carmen - Silva Reus, José Ángel

Formato:	info:eu-repo/semantics/preprint
Enlaces:	This paper explores additivity-like properties fulled by bankruptcy rules. Our main result is that the unique rule satisfying an adittivity-like property is the Minimal Overlap proposed by O'Neill. We also propose some conections relative to additivity properties in close frameworks…
Fecha:	2009-04-01
Recurso:	RUA Docencia

Recurso libre

78.

Review of Vidal’s book 'Estudio de las incidencias en la investigación con encuesta'
Rodríguez Jaume, María José

Formato:	info:eu-repo/semantics/preprint
Enlaces:	Vidal Díaz de Rada (Universidad Pública de Navarra) y Adoración Núñez Villuendas (Centro de Investigaciones Sociológicas) suman experiencia y saber hacer para ofrecer al lector los resultados de una investigación que toma como objeto de estudio el análisis de las…
Fecha:	2009-10-29
Recurso:	RUA Docencia

Recurso libre

79.

Wittig-type olefination of alcohols promoted by nickel nanoparticles: synthesis of polymethoxylated and polyhydroxylated stilbenes
Alonso Valdés, Francisco - Riente Paiva, Paola - Yus Astiz, Miguel

Formato:	info:eu-repo/semantics/article
Enlaces:	Nickel nanoparticles were found to promote the Wittig-type olefination of primary alcohols with phosphorus ylides. The latter can be prepared from the corresponding phosphonium salts with nBuLi or in situ generated with lithium metal. The methodology is especially efficient for…
Fecha:	2009-12-10
Recurso:	RUA Docencia

Recurso libre

80.

Evidence-based editing: factors influencing the number of citations in a national journal
Ruano Ravina, Alberto - Álvarez-Dardet Díaz, Carlos

Formato:	info:eu-repo/semantics/article
Enlaces:	Purpose: Citations received by papers published within a journal serve to increase its bibliometric impact. The objective of this paper was to assess the influence of publication language, article type, number of authors, and year of publication on the citations…
Fecha:	2012-09-05
Recurso:	RUA Docencia

Recurso libre

81.

Windsurfing and Kiteboarding World Cup 2008: Fuerteventura (Spain)
Pérez Turpin, José Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	Descripción completa.
Fecha:	2009-01-08
Recurso:	RUA Docencia

Recurso libre

82.

Optimization of swimming performance in triathlon
González Parra, Gilberto C. - Díaz Rodríguez, M.

Formato:	info:eu-repo/semantics/article
Enlaces:	Descripción completa.
Fecha:	2009-01-08
Recurso:	RUA Docencia

Recurso libre

83.

Windsurfing and Kiteboarding World Cup 2008: Fuerteventura (España)
Pérez Turpin, José Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	Descripción completa.
Fecha:	2009-01-08
Recurso:	RUA Docencia

Recurso libre

84.

Optimización del nado en el triatlón
González Parra, Gilberto C. - Díaz Rodríguez, M.

Formato:	info:eu-repo/semantics/article
Enlaces:	Descripción completa.
Fecha:	2009-01-08
Recurso:	RUA Docencia

Recurso libre

85.

Strength diagnosis in elite Spanish clubs teams
Legaz Arrese, Alejandro - Reverter Masía, Joaquín - Munguía Izquierdo, Diego

Formato:	info:eu-repo/semantics/article
Enlaces:	Descripción completa.
Fecha:	2009-07-03
Recurso:	RUA Docencia

Recurso libre

86.

Physical activity for attention to diversity
Suárez Llorca, Concepción

Formato:	info:eu-repo/semantics/article
Enlaces:	Descripción completa.
Fecha:	2009-10-05
Recurso:	RUA Docencia

Recurso libre

87.

Workshop of Physical Agents 2009
López Fernández, Joaquín

Formato:	info:eu-repo/semantics/article
Enlaces:	The Workshop of Physical Agents intends to be a forum for information and experience exchange in different areas regarding the concept of agent on physical environments, especially applied to the control and coordination of autonomous systems: robots, mobile robots, industrial…
Fecha:	2009-11-23
Recurso:	RUA Docencia

Recurso libre

88.

Approximate analytical solutions for the relativistic oscillator using a linearized harmonic balance method
Beléndez Vázquez, Augusto - Méndez Alcaraz, David Israel - Álvarez López, Mariela Lázara - Pascual Villalobos, Carolina - Beléndez Vázquez, Tarsicio

Formato:	info:eu-repo/semantics/article
Enlaces:	The analytical approximate technique developed by Wu et al. for conservative oscillators with odd nonlinearity is used to construct approximate frequency-amplitude relations and periodic solutions to the relativistic oscillator. By combining Newton's method with the method of harmonic balance, analytical…
Fecha:	2009-03-11
Recurso:	RUA Docencia

Recurso libre

89.

Axial irradiance and entropy of holographic optical elements under illumination with quasi-monochromatic light
Carretero López, Luis - Beléndez Vázquez, Augusto - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	The chromatic sensitivity of holographic optical elements for use in optical interconnect systems is quantified using an entropy merit function. The influence of broad-band illumination on axial irradiance and intensity is studied showing that the best imaging point obtained with…
Fecha:	2009-02-02
Recurso:	RUA Docencia

Recurso libre

90.

Method for the characterization of hologram processing
Bányász, Istvan - Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	A novel method for the characterization of the processing of both absorption and phase holograms is proposed. Differently from the previous models, the square root of the diffraction efficiency of the processed hologram was directly related to the amplitude of…
Fecha:	2009-02-02
Recurso:	RUA Docencia

Recurso libre

91.

Comparison of nonlinear characteristics of phase holograms processed by various combinations of developers and bleaching agents
Bányász, Istvan - Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	Optical densities before bleaching and final Lin curves of planewave phase holograms recorded in Agfa—Gevaert 8E75HD emulsions were measured for various combinations of developers (AAC, Pyrogallol and Catechol) and bleaching agents (R-9 and EDTA). To characterize the processing, the square…
Fecha:	2009-02-02
Recurso:	RUA Docencia

Recurso libre

92.

Silver halide sensitized gelatin holograms in Slavich PFG-01 red-sensitive emulsion
Beléndez Vázquez, Augusto - Neipp López, Cristian - Pascual Villalobos, Inmaculada

Formato:	info:eu-repo/semantics/article
Enlaces:	Silver halide sensitized gelatin (SHSG) is an interesting technique for the production of holographic optical elements. It combines the high sensitivity of photographic emulsions with the well-known low scattering and high diffraction efficiency corresponding to dichromated gelatin. In this paper…
Fecha:	2009-02-02
Recurso:	RUA Docencia

Recurso libre

93.

Bleached silver halide volume holograms recorded on Slavich PFG-01 emulsion: the influence of the developer
Neipp López, Cristian - Pascual Villalobos, Inmaculada - Beléndez Vázquez, Augusto

Formato:	info:eu-repo/semantics/article
Enlaces:	Bleached holograms are one of the most interesting techniques used to produce phase holograms of high quality on photographic emulsions. Of particular interest is the method of fixation-free rehalogenating bleaching. In this paper we will study the influence of the…
Fecha:	2009-02-02
Recurso:	RUA Docencia

Recurso libre

94.

High-efficiency silver-halide sensitized gelatin holograms with low absorption and scatter
Beléndez Vázquez, Augusto - Neipp López, Cristian - Flores, Marcos - Pascual Villalobos, Inmaculada

Formato:	info:eu-repo/semantics/article
Enlaces:	We report for the first time the results of a comparative performance study of silver-halide sensitized gelatin (SHSG) holograms recorded in the familiar Agfa 8E75 HD plates and the new BB-640 plates manufactured by Holographic Recording Technologies. High diffraction efficiency…
Fecha:	2009-02-03
Recurso:	RUA Docencia

Recurso libre

95.

Holographic noise gratings for analysing and optimizing photochemical processings in bleached silver halide emulsions
Carretero López, Luis - Beléndez Vázquez, Augusto - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	Recording noise gratings with single-beam exposures in bleached silver halide emulsions is used as a holographic spectroscopy technique in order to analyse and optimize photochemical processing. In particular, rehalogenating type bleachings are analysed by measuring the transmittance through the recorded…
Fecha:	2009-02-03
Recurso:	RUA Docencia

Recurso libre

96.

Optimization of a fixation-free rehalogenating bleach for BB-640 holographic emulsion
Neipp López, Cristian - Pascual Villalobos, Inmaculada - Beléndez Vázquez, Augusto

Formato:	info:eu-repo/semantics/article
Enlaces:	Fixation-free rehalogenating bleaching is an interesting for the production of phase holograms. The shrinkage of the emulsion is reduced in comparison with other bleaching methods (reversal bleaching or rehalogenating bleaching with fixation). In this paper we present experimental results for…
Fecha:	2009-02-03
Recurso:	RUA Docencia

Recurso libre

97.

Stabilization of volume gratings recorded in polyvinyl alcohol-acrylamide photopolymers with diffraction efficiencies higher than 90%
Gallego Rico, Sergi - Neipp López, Cristian - Ortuño Sánchez, Manuel - Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada

Formato:	info:eu-repo/semantics/article
Enlaces:	Obtaining holographic volume gratings with high diffraction efficiencies that can be used under white light has been a serious problem for the polyvinyl alcohol-acrylamide-based photopolymers developed by other researchers. In this paper we propose to eliminate the residual monomer in…
Fecha:	2009-02-03
Recurso:	RUA Docencia

Recurso libre

98.

Cubication of conservative nonlinear oscillators
Beléndez Vázquez, Augusto - Álvarez López, Mariela Lázara - Fernández Varó, Elena - Pascual Villalobos, Inmaculada

Formato:	info:eu-repo/semantics/article
Enlaces:	A cubication procedure of the nonlinear differential equation for conservative nonlinear oscillators is analyzed and discussed. This scheme is based on the Chebyshev series expansion of the restoring force and this allows us to approximate the original nonlinear differential equation…
Fecha:	2009-07-17
Recurso:	RUA Docencia

Recurso libre

99.

Reply to ‘Comment on “Approximation for the large-angle simple pendulum period”’
Beléndez Vázquez, Augusto - Rodes Roca, José Joaquín - Beléndez Vázquez, Tarsicio - Hernández Prados, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	In their comment, Qing-Yin and Pei derived another analytical approximate expression for the large-angle pendulum period, which they compare with other expressions previously published. Most of these approximate formulas are based on the approximation of the original nonlinear differential equation…
Fecha:	2009-09-03
Recurso:	RUA Docencia

Recurso libre

100.

Étude de viabilité d'un traitement des eaux résiduaires industrielles par voie electrochimique: un exemple réel
Montiel Leguey, Vicente - García García, Vicente - González García, José - Pérez Mallol, José Ramón - Sánchez Cano, Gaspar - Aldaz Riera, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	Industrial wastewater with a high value of CDO (Chemical Demand of Oxygen e. g. - 100 000 mg.l-1) was treated by electrolysis. The pH, temperature and anode material of the electrolysis process have been optimized. It was shown that the…
Fecha:	2009-02-05
Recurso:	RUA Docencia