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

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Recurso libre

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

The internationalisation of small- and medium-sized management consultancies: an exploratory study of key facilitating factors
Deprey, Brynn Darin - Lloyd-Reason, Lester - Ibeh, Kevin I.N.

Formato:	Article
Enlaces:	This paper presents preliminary case-study evidence on key factors associated with the internationalisation of management consultancy small- to medium-sized enterprises (SMEs), including how these factors differ from previous aggregate evidence based mainly on manufacturing firms. It contributes by adding to…
Fecha:	2012-11-27
Recurso:	Anglia Ruskin University

Recurso libre

Hepatopancreas alteration of the blue crab Callinectes sapidus by the rhizocephalan barnacle Loxothylacus texanus (vol 99, pg 354, 2008)
Bortolinia, JL - Alvarez, F

Formato:	Article
Enlaces:	Descripción completa.
Fecha:	2013-04-11
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

Can we afford ‘business as usual’?
Rees, Bronwen A.

Formato:	Article
Enlaces:	Discusses the debates raging around the content and delivery of business school education. Likens the current state to an organisational sickness, which needs to be fully diagnosed before we can redesign our curricula.
Fecha:	2011-09-20
Recurso:	Anglia Ruskin University

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Examining a newborn baby: are midwives using their skills?
McDonald, Sharon

Formato:	Article
Enlaces:	Midwives across the UK have been undertaking the discharge examination of newborn babies for more than ten years. The perception is that many have the examination of the newborn qualification but do not use it. An audit was undertaken of…
Fecha:	2011-05-25
Recurso:	Anglia Ruskin University

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Tables for stepwise multiple comparison procedures

Formato:
Enlaces:	by Roy E. Welsch., "Supported in part by NSF Grant GJ-1154X3 to the National Bureau of Economic Research Cambridge Computer Research Center." "This paper presents tables ... discussed in the article Stepwise multiple comparison procedures by Roy E. Welsch in…
Fecha:	2003-04-29
Recurso:	MIT

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Active Vorticity Control in a Shear Flow Using a Flapping Foil
Gopalkrishnan, R. - Triantafyllou, M.S. - Triantafyllou, G.S. - Barrett, D.S.

Formato:	Article
Enlaces:	It is shown experimentally that free shear flows can be substantially altered through direct control of the large coherent vortices present in the flow.
Fecha:	2005-08-23
Recurso:	MIT

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Calculation of the color matching functions of digital cameras from their complete spectral sensitivities
Martínez Verdú, Francisco Miguel - Pujol Ramo, Jaume - Capilla Perea, Pascual

Formato:	info:eu-repo/semantics/article
Enlaces:	We propose a new algorithm to obtain the color matching functions of any digital camera, with correct weights and white balance, from the relative scaling of their complete (3-D) spectral sensitivities obtained from real spectroradiometric data. Thanks to this algorithm,…
Fecha:	2007-09-11
Recurso:	RUA Docencia

Recurso libre

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

10.

Left-handed metamaterial coatings for subwavelength-resolution imaging
Zapata Rodríguez, Carlos Javier - Pastor Calle, David - Martínez Martínez, Luis Enrique - Miret Marí, Juan José

Formato:	info:eu-repo/semantics/article
Enlaces:	We report on a procedure to improve the resolution of far-field imaging by using a neighboring high-index medium that is coated with a left-handed metamaterial. The resulting plot can also exhibit an enhanced transmission by considering proper conditions to retract…
Fecha:	2013-11-14
Recurso:	RUA Docencia

Recurso libre

11.

Analysis of a cultural change in a Spanish telecommunications firm
Claver Cortés, Enrique - Gascó Gascó, José Luis - Llopis Taverner, Juan - López Ruiz, Enrique

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper analyzes the efforts made by the Telefonica Group (the main Spanish firm in the telecommunications sector) to evolve from a bureaucratic culture to another oriented towards total quality and the customer. The need for this change came as…
Fecha:	2007-09-12
Recurso:	RUA Docencia

Recurso libre

12.

Uniformity and inexact version of a proximal method for metrically regular mappings
Aragón Artacho, Francisco Javier - Geoffroy, Michel H.

Formato:	info:eu-repo/semantics/article
Enlaces:	We study stability properties of a proximal point algorithm for solving the inclusion 0 ∈ T (x) when T is a set-valued mapping that is not necessarily monotone. More precisely we show that the convergence of our algorithm is uniform,…
Fecha:	2008-10-13
Recurso:	RUA Docencia

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13.

A new species of Fianoniella (Hymenoptera: Ichneumonidae) from the Columbretes Islands (Spain), with additional notes on F. laeviscutum
Bordera Sanjuán, Santiago

Formato:	info:eu-repo/semantics/article
Enlaces:	Fianoniella stenognatha sp. n. from the Columbretes Islands (Castellón, Spain) is described and illustrated. The new species is distinguished by its longer and narrower mandibles with parallel or divergent rims in the apical half, wider clypeus, hind ocelli more separated…
Fecha:	2009-02-13
Recurso:	RUA Docencia

Recurso libre

14.

Robot navigation behaviors based on omnidirectional vision and information theory
Bonev, Boyan - Cazorla Quevedo, Miguel Ángel - Escolano Ruiz, Francisco

Formato:	info:eu-repo/semantics/article
Enlaces:	In this work we present a reactive autonomous robot navigation system based only on omnidirectional vision. It does not rely on any prior knowledge about the environment apart from assuming a structured one, like indoor corridors or outdoor avenues. The…
Fecha:	2009-11-23
Recurso:	RUA Docencia

Recurso libre

15.

Effects of a soccer training session fatigue on balance ability
Gioftsidou, Asimenia - Malliou, Paraskevi - Pafis, George - Beneka, Anastasia - Godolias, George

Formato:	info:eu-repo/semantics/article
Enlaces:	The purpose of the present study was to investigate the effects of a soccer training session on the balance ability of the young soccer players. Participants were twenty-six young soccer players. Standard testing balance boards and Biodex Stability System were…
Fecha:	2011-10-10
Recurso:	RUA Docencia

Recurso libre

16.

The contribution of fast neutrals to cathode erosion in glow discharges
Abril Sánchez, Isabel - Gras Martí, Albert - Vallés Abarca, José Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	We calculate the rate at which a target located at the cathode of a glow discharge is sputtered. The calculation involves two steps: (1) evaluation of the energy distribution functions of ions and neutrals impinging on the target; and (2)…
Fecha:	2013-01-07
Recurso:	RUA Docencia

Recurso libre

17.

Effect of leaf harvesting on the demography of the tropical palm Chamaedorea elegans in South-Eastern Mexico
Valverde-Valdés, María Teresa - Hernández-Apolinar, Mariana - Mendoza-Amaro, S

Formato:	Article
Enlaces:	We report the results of a two-year demographic study in which natural populations of Chamaedorea elegans were subject to harvesting twice a year, four times a year, and no harvesting. Projection matrix analyses indicated that population growth rate (?) was…
Fecha:	2013-04-05
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

18.

Gypsum precipitation/dissolution as an explanation of the decrease of sulphate concentration during seawater intrusion
Gomis Yagües, Vicente - Boluda Botella, Nuria - Ruiz Beviá, Francisco

Formato:	info:eu-repo/semantics/article
Enlaces:	The precipitation of gypsum during the intrusion of seawater in a coastal aquifer is shown to be a possible cause of the decrease of the sulphate concentration with respect to the conservative freshwater / seawater mixing observed in many field…
Fecha:	2007-10-11
Recurso:	RUA Docencia

Recurso libre

19.

Combined removal of diesel soot particulates and NOx over CeO2–ZrO2 mixed oxides
Atribak, Idriss - Bueno López, Agustín - García García, Avelina

Formato:	info:eu-repo/semantics/article
Enlaces:	CeO2 and Ce–Zr mixed oxides with different Ce:Zr ratios were prepared; characterised by Raman spectroscopy, XRD, TEM, N2 adsorption at −196 ◦C, and H2-TPR; and tested for soot oxidation under NOx/O2. Among the different mixed oxides, Ce0.76Zr0.24O2 provided the best…
Fecha:	2008-10-23
Recurso:	RUA Docencia

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20.

Presynaptic inhibition of spinal alpha-motoneurons in athletes adapted to different muscle activity
Fomin, Roman - Fomina, Dina

Formato:	info:eu-repo/semantics/article
Enlaces:	Changes in the presynaptic inhibition of spinal alpha-motoneurons were studied in athletes during motor activities of different types. In the state where muscles were at relative rest, the presynaptic inhibition of spinal alpha-motoneurons of the m. soleus was stronger in…
Fecha:	2009-01-08
Recurso:	RUA Docencia

Recurso libre

21.

Comparing shoot population dynamics methods on Posidonia oceanica meadows
González Correa, José Miguel - Fernández Torquemada, Yolanda - Sánchez Lizaso, José Luis

Formato:	info:eu-repo/semantics/article
Enlaces:	Prediction capacity of three main shoot population dynamics methods (age structure, net shoot recruitment per plagiotropic rhizome and shoot census) have been tested for a period of four years (2002–2006) on a Posidonia oceanica meadow. Accuracy of each method was…
Fecha:	2009-07-22
Recurso:	RUA Docencia

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22.

Affine image region detection and description
Vázquez Martín, Ricardo - Marfil Robles, Rebeca - Bandera Rubio, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper describes a novel approach for affine invariant region detection and description. At the detection stage, a hierarchical clustering mechanism is employed to group image pixels into regions. This process is based on the Bounded Irregular Pyramid (BIP) and…
Fecha:	2010-02-11
Recurso:	RUA Docencia

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23.

Recent advances in modeling, design and fabrication of microwave filters for space applications
Boria Esbert, Vicente Enrique - Gimeno Martínez, Benito - Marini, Stephan - Taroncher Calduch, Máriam - Cogollos Borras, Santiago - Soto Pacheco, Pablo - Vidal Pantaleoni, Ana - Gil Raga, Jordi

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper presents recent advances in the areas of modeling, design, and fabrication of microwave filters for space applications. A fast and accurate hybrid analysis method, combining boundary integral resonant mode expansion (BI-RME) and integral equation (IE) techniques, is described.…
Fecha:	2010-03-23
Recurso:	RUA Docencia

Recurso libre

24.

Variation in reproductive traits within the lizard genus Xenosaurus
Zamora-Abrego, JG - Zúñiga-Vega, José Jaime - Nieto-Montes de Oca, A

Formato:	Article
Enlaces:	We document variation among 13 populations of distinct species of the lizard genus Xenosaurus in four key reproductive traits: minimum size at maturity, litter size, size at birth, and relative clutch mass (RCM). Despite a common flattened morphology, considerable variation…
Fecha:	2013-04-05
Recurso:	Facultad de Ciencias - UNAM

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25.

Population dynamics of the shrub Acacia bilimekii in a semi-desert region in Central Mexico
Jiménez-Lobato, V - Valverde-Valdés, María Teresa

Formato:	Article
Enlaces:	Shrubs are important elements of semi-desert vegetation. They provide microhabitats for the establishment of many species under their canopies thus maintaining community structure and diversity. Yet, little is known regarding their population processes and the factors that affect them. In…
Fecha:	2013-04-05
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

26.

Reliability & linearity of an electronic body protector employed in taekwondo games: a preliminary study
Tasika, Niki

Formato:	info:eu-repo/semantics/article
Enlaces:	An official electronic body protector (EBP) requires both, the necessary degree of accuracy and consistency in securing the same result under similar conditions. The purpose of this study was to assess the repeatability and linearity of a taekwondo EBP. A…
Fecha:	2013-09-04
Recurso:	RUA Docencia

Recurso libre

27.

Low spatial frequency characterization of holographic recording materials applied to correlation
Márquez Ruiz, Andrés - Neipp López, Cristian - Beléndez Vázquez, Augusto - Campos Coloma, Juan - Yzuel Giménez, María Josefa - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	Accurate recording of computer-generated holograms (CGH) on a phase material is not a trivial task. The range of available phase materials is large, and their suitability depends on the fabrication technique chosen to produce the hologram. We are particularly interested…
Fecha:	2009-01-30
Recurso:	RUA Docencia

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28.

The value of didactic-pedagogical skills of canoe-polo technical
Vastola, Rodolfo - Sgambelluri, Rosa - Di Tore, Stefano - Buglione, Antonio - Prosperi, Raffaele - Cecoro, Gilda - Carlomagno, Nadia - Sibilio, Maurizio

Formato:	info:eu-repo/semantics/article
Enlaces:	Canoe-polo is a team sport. It is played in over 50 countries around the world. The role of coach concerns not only the technical – tactics skills but also the managerial, organizational and logistical skills of the players. From the…
Fecha:	2012-06-29
Recurso:	RUA Docencia