Results 21 to 30 of about 4,784,041 (291)

Repensar el desarrollo a partir de la igualdad

open access: yesEl Trimestre Económico, 2022
En el marco del número especial de El Trimestre Económico, este artículo discute el contexto latinoamericano con base en el pensamiento cepalino en relación con una propuesta de desarrollo sostenible.
Alicia Bárcena, Mario Cimoli
doaj   +1 more source

A new qualitative proof of a result on the real jacobian conjecture

open access: yesAnais da Academia Brasileira de Ciências, 2015
Let F= (f, g) : R2 → R2be a polynomial map such that det DF(x) is different from zero for all x∈ R2. We assume that the degrees of fand gare equal. We denote by the homogeneous part of higher degree of f and g, respectively.
FRANCISCO BRAUN, JAUME LLIBRE
doaj   +1 more source

Gender differences in cardiac left ventricular mass and function: clinical and experimental observations [PDF]

open access: yes, 2014
Background: The aim of this study was to evaluate gender-associated impact on left ventricular mass (LVM) and on left ventricular function (LVF) in humans and rats with aging. Methods: Myocyte area and collagen volume fraction (CVF) were studied in rats.
Aiello, Ernesto Alejandro   +5 more
core   +2 more sources

Estructuralismo - neoestructuralismo y el análisis del desarrollo productivo

open access: yesEconomía y Sociedad, 2016
El presente artículo tiene como propósito fundamental explicar, a nivel teórico, las principales características del estructuralismo y del neoestructuralismo, con el fin de asumir elementos que coadyuven al análisis del desarrollo productivo cuando ...
Shirley Benavides Vindas
doaj   +1 more source

Effect of impurities and sintering temperature on properties of MgO-CaZrO3 ceramic [PDF]

open access: yes, 2013
CaZrO3 -MgO ceramics are useful as refractories in kilns for the cement production. One method of manufacture of such ceramics is by sintering from m-ZrO2 and dolomite MgCa(CO3 )2 mixtures. In this work electrofused m-ZrO2 grains (fraction
Aglietti, Esteban Fausto   +2 more
core   +2 more sources

Root starches enriched with proteins and phenolics from Pachyrhizus ahipa roots as gluten‐free ingredients for baked goods [PDF]

open access: yes, 2020
Ahipa is a gluten-free starchy root, bearing phenolics and a protein content of ~9% db. Ahipa proteins are hydrosoluble, thus they are lost during starch extraction.
AOAC   +4 more
core   +1 more source

Dirac spinor in a nonstationary Godel-type cosmological Universe

open access: yes, 1993
In the present article we solve, via separation of variables, the massless Dirac equation in a nonstationary rotating, causal G\"odel-type cosmological universe, having a constant rotational speed in all the points of the space.
Centro De Física, Víctor M. Villalba
core   +2 more sources

Sizing and Eddy currents in magnetic core nanoparticles: An optical extinction approach [PDF]

open access: yes, 2016
Optical extinction is a handy and ubiquitous technique that allows us to study colloidal nanoparticles in their native state. The typical analysis of the extinction spectrum can be extended in order to obtain structural information of the sample such as ...
Bruvera, Ignacio Javier   +3 more
core   +2 more sources

Novel pathway for corrinoid compounds production in lactobacillus [PDF]

open access: yes, 2018
Vitamin B12 or cobalamin is an essential metabolite for humans, which makes it an interesting compound for many research groups that focus in different producer-strains synthesis pathways.
Font, Graciela Maria   +4 more
core   +2 more sources

Diseño y Crisis

open access: yesMateria Arquitectura, 2012
Este artículo analiza aspectos de la crisis actual en el ejercicio profesional del diseño, su enseñanza y el discurso proyectual. El autor critica determinadas tendencias del diseño, tales como el autoreferencialismo, los intentos de transformar diseño ...
Gui Bonsiepe
doaj   +1 more source

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