Articles: Enviaments recents
Ara mostrant els elements 1541-1560 de 1587
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Evolució dels nitrats analitzats a l'aigua de 87 fonts situades en 28 municipis de la comarca d'Osona
(2011)La comarca d’Osona ha disposat sempre d’aigua abundant i de bona qualitat, però en els darrers anys s’ha observat un increment del contingut de nitrats a les aigües subterrànies. Des de 1988 i fins ... -
Gene Promoter Evolution Targets the Center of the Human Protein Interaction Network
(2010)Assessing the contribution of promoters and coding sequences to gene evolution is an important step toward discovering the major genetic determinants of human evolution. Many specific examples have ... -
A new otolith image contour descriptor based on partial reflection
(2010)In this paper we propose a new contour descriptor for reconstructing fish otolith contours that uses half the number of coefficients needed by the classical elliptical Fourier descriptors (EFDs) for the ... -
Potters and pigments: preliminary technological assessment of pigment recipes of American majolica by synchrotron radiation micro-X-ray diffraction (Sr-mXRD)
(2012)This paper assesses the impact of European ceramics on preexisting American potting technologies. Specifically we investigate the technological features of pigments used for production of colonial American ... -
Composition, nanostructure, and optical properties of silver and silver-copper lusters
(2012)Lusters are composite thin layers of coinage metal nanoparticles in glass displaying peculiar optical properties and obtained by a process involving ionic exchange, diffusion, and crystallization. ... -
Educar els fills és molt complicat! Els malestars actuals de la socialització familiar
(2011)En les diferents recerques sobre la socialització familiar són cada vegada més habituals les referències dels progenitors catalans de classes mitjanes i altes a la complexitat, a les dificultats i a ... -
A contour based approach for bilateral mammogram registration using discrete wavelet analysis
(2009)Registration of mammograms is an essential step to increase the effectiveness of all screening programs planned to early detect breast cancer in asymptomatic women. New techniques based on data fusion ... -
Radix-R FFT and IFFT factorizations for parallel implementation
(2009)Two radix-R regular interconnection pattern families of factorizations for both the FFT and the IFFT -also known as parallel or Pease factorizations- are reformulated and presented. Number R is any power ... -
Creation and Validation of Chronojump-Boscosystem: A Free Tool to Measure Vertical Jumps
(2012)Measuring the height of the vertical jump is an indicator of the strength and power of the lower body. The technological tools available to measure the vertical jump are black boxes and are not open ... -
Escuelas, famílias y éxito escolar
(2012)Explorar la relación entre escuela y familia, vinculándola al éxito escolar, es el objetivo de la investigaciónacción que miembros del Grup de Recerca Educativa de la Universitat de Vic (GREC) están ... -
Marcas territoriales y desarrollo local en la Cataluña interior. Estudio de caso: Territoris serens (el Lluçanès)
(2012)La denominada «reestructuración rural» pasa ineludiblemente por la transformación de la economía de sector primario que tradicionalmente ha sustentado al campo. En los últimos tiempos, se experimenta ... -
Videojuegos como un entorno de aprendizaje: el caso de "Monturiol el joc"
(Icono 14;2011, Vol. 2, núm. 9, 2011)Video games in a learning environ-ment and their application to the educational world has become a common study between researchers because the use of videogames in the classroom is coherent with a ... -
Aprender a investigar para argumentar sobre lengua: los registros lingüísticos orales en la ESO
(2012-11-22)Este artículo presenta una secuencia didáctica basada en el enfoque del proceso de enseñanza-aprendizaje de la lengua mediante la investigación y la interacción. El objetivo es proponer una manera de ... -
The abundance and suitability of tree cavities and their impact on hole-nesting bird populations in beech forests of NE Iberian Peninsula
(2008)Abstract. The availability and suitability of tree cavities for hole-nesting birds were surveyed in three beech wood types (mature, cleared and coppice forests) in the North east of the Iberian Peninsula. ... -
Technology of Islamic lustre
(2008)Replications of the lustre layers have been produced using laboratory-controlled conditions, based on a 13th century AD lustre recipe. The characteristics of the lustre layers obtained by using different ... -
Els Plans Individualitzats en les regulacions del Departament d’Educació de juny de 2008. Aplicació d’enfocaments multidimensionals en la seva elaboració
(2009)Recentment, el Departament d’Educació de la Generalitat de Catalunya ha publicat regulacions sobre els plans individuals per als alumnes considerats més vulnerables. Se n’han determinat els components ... -
Do protein–protein interaction databases identify moonlighting proteins?
(2011)One of the most striking results of the human (and mammalian) genomes is the low number of protein-coding genes. To-date, the main molecular mechanism to increase the number of different protein ... -
Malignant pheochromocytoma in a pig
(2011)Abstract. Endocrine tumors are rarely observed in pigs, and pheochromocytomas have been only punctually described. The current report describes a white and firm, 15-cm in diameter, neoplastic mass ... -
Skewed expression and up-regulation of the IL-12 and IL-18 receptors in resting and activated CD4 T cells from HIV-1-infected patients
(2007)IL-12 and IL-18 synergistically induce the production of IFN- by resting and activated T cells. To evaluate whether this induction was affected in HIV-1-infected patients, PBMC or isolated CD4 T ...