Results 41 to 50 of about 114 (91)

El sistema de magnetometría EMA aplicado al estudio de la producción del habla

open access: yesEstudios de Fonética Experimental, 1997
Este trabajo describe el funcionamiento del sistema de articulometría midsagital electromagnética (EMA) Articulograph AG100 de Carstens Medizinelektronik.
doaj  

Preparação e caracterização de microesferas poliméricas magnéticas à base de estireno, divinilbenzeno e acetato de vinila Preparation and characterization of magnetic polymeric microspheres based on styrene, divinylbenzene and vinyl acetate

open access: yesPolímeros, 2012
Microesferas poliméricas magnéticas à base de estireno (STY), divinilbenzeno (DVB), acetato de vinila (VAc) e ferro foram preparadas via polimerização em suspensão e semi-suspensão.
Jacira A. Castanharo   +5 more
doaj  

Efecto de la adición de Gd2O3 sobre las propiedades magnéticas de hexaferritas de estroncio

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 1999
The hexaferrites (AFe12O19, A = Ba, Sr) have been used since years ago. Because of their low cost these materials continue in the market and they have not been substituted for other powerful magnets.
Sánchez Ll., J. L.   +3 more
doaj  

[Prevalence of respiratory disorders during sleep and associated factors]. [PDF]

open access: yesAten Primaria, 2007
Rey García J   +6 more
europepmc   +1 more source

Microesferas poliméricas magnéticas à base de estireno e divinilbenzeno com morfologia casca e núcleo Magnetic polymeric microspheres based on styrene and divinylbenzene with core-shell morphology

open access: yesPolímeros, 2013
Microesferas poliméricas com propriedades magnéticas à base de estireno (STY) e divinilbenzeno (DVB) foram sintetizadas usando a técnica de polimerização em suspensão em duas etapas.
Washington J. F. Formiga   +4 more
doaj  

[A population study of the efficacy of pulsioxymetry in diagnosing obstructive sleep apnoea syndrome]. [PDF]

open access: yesAten Primaria, 2003
Rey García J   +5 more
europepmc   +1 more source

El Cenozoico del alto río Teno, Cordillera Principal, Chile central: estratigrafía, plutonismo y su relación con estructuras profundas The Cenozoic of the upper Teno River, Cordillera Principal, Central Chile: stratigraphy, plutonism and their relation with deep structures

open access: yesAndean Geology, 2010
La evolución geológica cenozoica del sector central de la Cordillera Principal a ~35°S, se encuentra íntimamente relacionada con la evolución de estructuras profundas, las cuales habrían controlado, en distintas etapas de su historia, tanto la ...
José Piquer   +3 more
doaj  

Evaluación magnetométrica, radiométrica y geoeléctrica de depósitos esmeraldíferos

open access: yesEarth Sciences Research Journal, 2003
<p class="MsoNormal" style="margin: 0cm 0cm 10pt;"><span style="line-height: 115%; font-family: ";Arial";,";sans-serif";; font-size: 12pt; mso-ansi-language: EN-US;" lang="EN-US">This paper presents the results of the Geophysical exploration ...
Ochoa Gutiérrez Luis Hernán
doaj  

BASEMENT CONFIGURATION OF THE NORTHWESTERN SOUTH AMERICA - CARIBBEAN MARGIN FROM RECENT GEOPHYSICAL DATA Configuración del basamento de la margen Sur America noroccidental - el Caribe, a partir de datos geofísicos recientes

open access: yesCT&F Ciencia, Tecnología & Futuro, 2007
The oceanic nature of the crust in northern Colombia (underlying the Lower Magdalena Basins) has been postulated by different authors as a northern extension of the Cretaceous, mafic and ultramafic rocks accreted to the western margin of northwest ...
John F. Cerón   +2 more
doaj  

Structural, Microstructural, and Magnetic Properties of Ce and Sr-<i>co</i>-Substituted (La<sub>2-<i>x</i></sub> Vac <sub><i>x</i></sub> )NiTiO<sub>6</sub> (<i>x</i> = 0, 0.1) Perovskites. [PDF]

open access: yesJ Phys Chem C Nanomater Interfaces
Azcondo MT   +8 more
europepmc   +1 more source

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