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Aproximadamente 6340 registro(s) hasta el momento: (journal)

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Recurso libre

International Electronic Journal of Elementary Education

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-05-20
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

Journal of Scientific Review

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-12-09
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

Journal of Nanotechnology

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-10-14
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

Indian Journal of Radio & Space Physics

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-12-29
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

Journal of Toxicology

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-04-30
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

International Journal of Analytical Chemistry

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-04-30
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

Journal of Biophysics

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-01-16
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

Journal of Pharmacy and Bioallied Sciences

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-12-11
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

International Journal of Nephrology and Renovascular Disease

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-07-14
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

10.

Journal of e-Media Studies

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-03-17
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

11.

International Journal of Occupational and Environmental Medicine

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-12-23
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

12.

European Journal of Psychology Applied to Legal Context

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-07-31
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

13.

Indian Journal of Science and Technology

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-01-26
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

14.

Perfiles Educativos

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-10-27
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

15.

Case Reports in Dermatology

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-12-14
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

16.

@tic : Revista d'Innovació Educativa

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-02-06
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

17.

Revista Virtual de Química

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-04-21
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

18.

Collaborative Librarianship

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-07-10
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

19.

Archivos de Pediatría del Uruguay

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-12-11
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

20.

Caderno CRH

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-11-02
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

21.

Advances in Pharmacological Sciences

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-12-23
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

22.

Medical Devices : Evidence and Research

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-04-16
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

23.

Inter-Ação

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-12-01
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

24.

Acta Universitatis Danubius : Juridica

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2009-01-29
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

25.

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

26.

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

27.

Les énoncés de fait du législateur et le contrôle judiciaire de constitutionnalité au Canada : de l’utilisation des préambules et autres dispositions non normatives des lois
Pinard, Danielle

Formato:	Article
Enlaces:	À partir du singulier constat que les lois contiennent un certain nombre d’affirmations de type factuel, l’auteure s’interroge sur l’utilisation judiciaire de ces dernières lors du contentieux constitutionnel canadien. Elle y découvre une quasi ignorance de cette éventuelle contribution des…
Fecha:	2009-08-31
Recurso:	Université de Montreal

Recurso libre

28.

Guidelines to apply CBR in real-time multi-agent systems
Navarro Llácer, Martí - Heras Barberá, Stella - Julián Inglada, Vicente

Formato:	info:eu-repo/semantics/article
Enlaces:	In real-time Multi-Agent Systems, Real-Time Agents merge intelligent deliberative techniques with real-time reactive actions in a distributed environment. CBR has been successfully applied in Multi-Agent Systems as deliberative mechanism for agents. However, in the case of Real-Time Multi-Agent Systems the…
Fecha:	2009-11-19
Recurso:	RUA Docencia

Recurso libre

29.

Towards an electricity market simulator
Trigo, Paulo - Marques, Paulo - Coelho, Helder

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper describes a multi-agent based simulation (MABS) framework to construct an artificial electric power market populated with learning agents. The artificial market, named TEMMAS (The Electricity Market Multi-Agent Simulator), explores the integration of two design constructs: i) the specification…
Fecha:	2009-11-20
Recurso:	RUA Docencia

Recurso libre

30.

Interpretation of user’s feedback in human-robot interaction
De Carolis, Bernardina - Cozzolongo, Giovanni

Formato:	info:eu-repo/semantics/article
Enlaces:	In this paper we will propose the use of social robots as interface between users and services in a Smart Environment. We will focus on the need for a robot to recognize the user’s feedback, in order to respond and…
Fecha:	2009-11-20
Recurso:	RUA Docencia

Recurso libre

31.

Pedestrian tracking using inertial sensors
Feliz Alonso, Raúl - Zalama Casanova, Eduardo - Gómez García-Bermejo, Jaime

Formato:	info:eu-repo/semantics/article
Enlaces:	A personal navigation system is proposed in the present paper. This system is based on the use of inertial sensors and will be a complement for the Global Positioning System in places where GPS signals are not available. Such places…
Fecha:	2009-11-23
Recurso:	RUA Docencia

Recurso libre

32.

Relationship between anthropometric parameters and throwing velocity in water polo players
Vila Suárez, Helena - Ferragut Fiol, Carmen - Argudo Iturriaga, Francisco Manuel - Abraldes Valeiras, José Arturo - Rodríguez Suárez, Nuria - Alacid Cárceles, Fernando

Formato:	info:eu-repo/semantics/article
Enlaces:	Water polo is a collective sport and efforts of high intensity are made in less duration, where the players must swim, jump, and send the ball with moments of rest or low intensity. The necessity of greater, stronger, and faster…
Fecha:	2009-01-08
Recurso:	RUA Docencia

Recurso libre

33.

Biomechanical factors to be taken into account to prevent injuries and improve sporting performance on artificial turf
Pérez Soriano, Pedro - Llana Belloch, Salvador - Cortell Tormo, Juan Manuel - Pérez Turpin, José Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	This article reviews existing knowledge concerning the epidemiology, instruments and regulatory criteria currently used to evaluate artificial turf soccer pitches. Recent years have seen tremendous growth in the use of artificial turf as a playing surface for sports (rugby, soccer,…
Fecha:	2009-07-03
Recurso:	RUA Docencia

Recurso libre

34.

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

35.

Cambios en la velocidad crítica y en la frecuencia crítica de brazada durante un periodo de entrenamiento en natación de 12 semanas: caso práctico
Marinho, Daniel A. - Silva, António J. - Reis, Victor M. - Costa, Aldo M. - Brito, João P. - Ferraz, Ricardo - Marques, Mário C.

Formato:	info:eu-repo/semantics/article
Enlaces:	El propósito de este estudio era analizar la evolución de la velocidad y frecuencia de brazada críticas durante 12 semanas de entrenamiento en nadadores de un mismo grupo de edad. En esta investigación participó un grupo de catorce nadadores de…
Fecha:	2009-01-08
Recurso:	RUA Docencia

Recurso libre

36.

Angular responses of the first diffracted order in over-modulated volume diffraction gratings
Neipp López, Cristian - Álvarez López, Mariela Lázara - Gallego Rico, Sergi - Ortuño Sánchez, Manuel - Sheridan, John T. - Pascual Villalobos, Inmaculada - Beléndez Vázquez, Augusto

Formato:	info:eu-repo/semantics/article
Enlaces:	Kogelnik's coupled-wave (CW) theory has been used for decades to predict the diffraction efficiency of volume diffraction gratings. Although this theory has been applied with success to volume diffraction gratings recorded under a great variety of experimental conditions, its predictions…
Fecha:	2009-02-03
Recurso:	RUA Docencia

Recurso libre

37.

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

38.

Imaging in white light with a thick-phase transmission holographic doublet
Beléndez Vázquez, Augusto - Pascual Villalobos, Inmaculada - Fimia Gil, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	An afocal two-element holographic imaging system is presented. This system can be used to work in white light. The holographic optical elements (holographic lenses) are made as thick phase holograms on silver halide sensitized gelatin (SHSG) and they present a…
Fecha:	2009-01-30
Recurso:	RUA Docencia

Recurso libre

39.

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

Recurso libre

40.

Scientific publishing in peripheral (a.k.a. Developing) countries: challenges for the future
Salager-Meyer, Françoise E.

Formato:	Texto
Enlaces:	In this paper, I first refer to the center-periphery dichotomy in terms of scientific output, placing emphasis upon the relation that exists between science and technology development, on the one hand, and social and economic development, on the other. I…
Fecha:	2009-03-26
Recurso:	Universidad de los Andes Venezuela

Recurso libre

41.

GlowBots: designing and implementing engaging human-robot interaction
Jacobsson, Mattias - Fernaeus, Ylva - Holmquist, Lars Erik

Formato:	info:eu-repo/semantics/article
Enlaces:	GlowBots are small tangible, communicating and interactive robots that show eye-catching visual patterns on a round LED display. This paper details the development of the GlowBots from the early user-oriented design phase, through hardware and software development and onto preliminary…
Fecha:	2009-11-23
Recurso:	RUA Docencia

Recurso libre

42.

Revisión estructurada de las escalas de depresión en personas mayores
Cabañero Martínez, María José - Cabrero García, Julio - Richart Martínez, Miguel - Muñoz Mendoza, Carmen Luz - Reig Ferrer, Abilio

Formato:	info:eu-repo/semantics/article
Enlaces:	El objetivo de este estudio teórico fue evaluar la adecuación conceptual, la aplicabilidad y las propiedades métricas de las medidas de depresión empleadas en la investigación con muestras de personas mayores españolas. Para ello se realizaron búsquedas electrónicas en las…
Fecha:	2009-01-16
Recurso:	RUA Docencia

Recurso libre

43.

A new species of the genus Hirstiella (Acari: Prostigmata: Pterygosomatidae) parasitic on Phyllodactylus bordai (Reptilia: Squamata: Gekkonidae) in Mexico.
Paredes-Leon, R. - Morales-Malacara, J. B.

Formato:	Artículo
Enlaces:	Hirstiella jimenezi new species is described from specimens found on the gecko Phyllodactylus bordai Taylor in the southern part of Mexico and also recorded from a single specimen of P. tuberculosus magnus Taylor. The female, male, deutonymph, and larva are…
Fecha:	2013-11-20
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

44.

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

45.

Information systems outsourcing reasons and risks: an empirical study
González Ramírez, María Reyes - Gascó Gascó, José Luis - Llopis Taverner, Juan

Formato:	info:eu-repo/semantics/article
Enlaces:	Outsourcing, a management practice strongly consolidated within the area of Information Systems, is currently going through a stage of unstoppable growth. This paper makes a proposal about the main reasons which may lead firms to adopt Information Systems Outsourcing. It…
Fecha:	2011-05-13
Recurso:	RUA Docencia

Recurso libre

46.

A new capillariid (Nematoda) parasitizing Heterandria bimaculata (Heckel, 1848) (Poeciliidae) in Mexico.
Caspeta-Mandujano, J. M. - Salgado-Maldonado, G. - Vazquez, G.

Formato:	Artículo
Enlaces:	A new nematode species, Freitascapillaria moraveci n. sp., is described; it was obtained from specimens recovered from the gall bladder of the 2spot livebearer Heterandrá bimaculata (Heckel, 1848) from La Antigua River, State of Veracruz, Mexico. The new species is…
Fecha:	2013-11-20
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

47.

A new species of leaf-toed gecko, genus Phyllodactylus (Squamata: Gekkota: Phyllodactylidae) from Guerrero.
Murphy, R. W. - Blair, C. - Mendez-de la Cruz, F. R.

Formato:	Artículo
Enlaces:	A new, miniaturized species of Phyllodactylus Gray from Guerrero, Mexico is described. The species appears to be the smallest American species of leaftoed gecko. The diploid karyotype consists of a graded series of 36 acrocentric and 2 subtelocentric chromosomes; the…
Fecha:	2013-11-20
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

48.

Two new species of Gyrodactylus von Nordmann, 1832 (Monogenea: Gyrodactylidae) parasitizing Girardinichthys multiradiatus (Cyprinodontiformes: Goodeidae), an endemic freshwater fish from central Mexico.
Mendoza-Palmero, C. - Sereno-Uribe, A. - Salgado-Maldonado, G.

Formato:	Artículo
Enlaces:	Gyrodactylus mexicanus n. sp. and Gyrodactylus lamothei n. sp. are described from the ﬁns and skin of Girardinichthys multiradiatus, an endemic freshwater ﬁsh from central Mexico. Gyrodactylus mexicanus is compared to other Gyrodactylus species that parasitize Fundulus spp., the phylogenetically…
Fecha:	2013-11-20
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

49.

Gonolobus spiranthus (Apocynaceae: Asclepiadoideae), una nueva especie de la vertiente del pacifico mexicano.
Juarez-Jaimes, V. - Stevens, W. D. - Lozada-Perez, L.

Formato:	Artículo
Enlaces:	Recent studies of the Asclepiadoideae (Apocynaceae) in southern and western Mexico have revealed a new species here described and illustrated as Gonolobus spiranthus JuarezJaimes, W. D. Stevens & Lozada-Perez. This species is distinguished by having a tubular corolla more than…
Fecha:	2013-11-20
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

50.

La sect. Obtusifolii del genero Lonchocarpus (Leguminosae: Papilionoideae: Millettieae) para Mesoamerica.
Sousa-Sanchez, M.

Formato:	Artículo
Enlaces:	A revision of the species of Lonchocarpus Kunth sect. Obtusifolii (Bentham) M. Sousa (Leguminosae, Papilionoideae, Millettieae) is presented for Mesoamerica. Of the 12 recognized species, five that are new to science, L. canoensis M. Sousa, L. foveolatus M. Sousa, L.…
Fecha:	2013-11-20
Recurso:	Facultad de Ciencias - UNAM