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Aproximadamente 429 registro(s) hasta el momento: (journal)

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Recurso libre

421.

Robust Control For Underwater Vehicle Systems With Time Delays
Triantafyllou, Michael S . - Grosenbaugh, Mark A.

Formato:	Article
Enlaces:	Presented in this paper is a robust control scheme for controlling systems with time delays. The scheme is based on the Smith controller and the LQG/LTR (Linear Quadratic Gaussian/Loop Transfer Recovery) methodology. The methodology is applicable to undenvater vehicle systems…
Fecha:	2005-08-04
Recurso:	MIT

Recurso libre

422.

Self-assessment in second language teaching: journals
Martínez Azorín, María José

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper stresses the importance of self-evaluation in the second language class today, and in particular, the advantages of having students keep a regular journal. Taking the methodological framework offered by the Communicative Approach to Language Teaching as a starting…
Fecha:	2008-05-08
Recurso:	RUA Docencia

Recurso libre

423.

Formato:	Artículo, Trabajo de investigación original
Enlaces:	A new genus of Micrelytrinae (Alydidae) is erected and three new species collected in Mexico are described. Its resemblance with Bactrophya Breddin, Bactrocoris Kormilev, and Slateria Ahmad, as well as its relationship within the Micrelytrinae, are discussed. The host plant…
Fecha:	2013-11-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

424.

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

425.

Higher incidence of carpal tunnel syndrome in oophorectomized women
Pascual, Eliseo - Giner, V. - Aróstegui, Ana - Conill, J. - Ruiz Cantero, María Teresa

Formato:	info:eu-repo/semantics/article
Enlaces:	To determine whether the hormonal changes of the menopause are related to the onset of carpal tunnel syndrome (CTS), 53 healthy women, younger than 44 years, and subjected to bilateral oophorectomy between 1 and 4 years before the study, were…
Fecha:	2011-07-06
Recurso:	RUA Docencia

Recurso libre

426.

Study designs and statistical methods in rheumatological journals: an international comparison
Ruiz Cantero, María Teresa - Álvarez-Dardet Díaz, Carlos - Vela, P. - Pascual, Eliseo

Formato:	info:eu-repo/semantics/article
Enlaces:	In order to determine the characteristics of papers published in the rheumatological literature, we have conducted a survey of the seven leading rheumatological journals published in 1987; 1107 original papers have been reviewed and classified according to study design, statistical…
Fecha:	2011-07-06
Recurso:	RUA Docencia

Recurso libre

427.

Coastal sand dune vegetation of Tabasco and Campeche, Mexico
Castillo-Argüero, Silvia - Popma, J - Moreno-Casasola, P

Formato:	Article
Enlaces:	Sand dune vegetation along the coast of the Mexican states of Tabasco and Campeche was sampled by means of 1501 releves and the data were analyzed with classification and ordination programs. 36 community types were distinguished, which were grouped into…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

428.

Recurso libre

429.

The evolution of discontinuities in radiating spheres in the diffusion approximation
Barreto Acevedo, Willians - Núñez, Luis - Herrera, L.

Formato:
Enlaces:	The evolution of discontinuities in radiating spheres in the diffusion approximation (Barreto Acevedo, Willians; Herrera, L.; Núñez, Luis) Abstract The evolution of discontinuities in a general relativistic sphere free of singularities is studied. The…
Fecha:	2005-12-08
Recurso:	Universidad de los Andes Venezuela