Results 1 to 10 of about 169,368 (237)

Regiones de estabilidad para una solución numérica explicita de la ecuación de Richards unidimensional aplicada a la infiltración de agua en suelos

open access: yesTecnología y ciencias del agua, 2022
La ecuación de Richards se utiliza para modelar la infiltración y el movimiento de agua en suelos, u otro medio poroso. Esta ecuación, junto con las complejas ecuaciones constitutivas que caracterizan al suelo, resulta en un sistema de ecuaciones no ...
H. Alejandro Pedrozo   +2 more
doaj   +1 more source

Primera cita de Psalidodon dissensus (Lucena & Thofehrn 2013) (Characiformes, Characidae) en tributarios de la cuenca del río Uruguay, Misiones, Argentina

open access: yesActualidades Biológicas, 2021
Se realiza la primera cita de Psalidodon dissensus en cursos de agua de la provincia de Misiones, a partir de ejemplares provenientes del arroyo Yabotí, afluente del río Uruguay, inmerso en la Reserva de Biosfera Yabotí.
Patricia Raquel Araya   +3 more
doaj   +1 more source

Electrochemical Properties of Diluted Al-Mg Alloys With Columnar-To-Equiaxed Transition

open access: yesFrontiers in Materials, 2022
The objective of the present research is to study the corrosion susceptibility of two Al-Mg diluted alloys (Al-0.5wt.%Mg and Al-2wt.%Mg) with different grains structures obtained by directional solidification (columnar, equiaxed and columnar-to-equiaxed ...
Alejandra Silvina Román   +7 more
doaj   +1 more source

Lignocellulosic Recycled Materials to Design Molded Products: Optimization of Physical and Mechanical Properties [PDF]

open access: yes, 2016
The object is to contribute to the reduction of environmental pollution, by reusing a fraction of urban solid waste, forestry and agroindustrial waste: newspaper (ONP), office paper (OWP), corrugated cardboard (OCC), pine sawdust, eucalyptus sawdust and ...
Aguerre, Yanina Susel   +1 more
core   +2 more sources

Revision of the family Carabodidae (Acari, Oribatida) VII. Redefinition of the genus Malgasodes; redescription of M. curvisetus Mahunka, 2000; and complementary description of M. hungarorum Mahunka, 2010. Phylogenetic relationships between Malgasodes, Bovicarabodes, Afticarabodes, Congocepheus and Cavaecarabodes are discussed [PDF]

open access: yes, 2014
The genus Malgasodes is redefined; the type species M. curvisetus Mahunka, 2000, is redescribed by meansof studies using optic and Scanning Electron Microsopy (SEM), and a complementary description of M.hungarorum Mahunka, 2000 is included. Comparison of
Alberti   +24 more
core   +10 more sources

First record of Ophrydium versatile (Müller, 1786) Ehrenberg, 1838 (Protista: Peritrichida: Ophrydiidae) from the High Paraná River influence area (Misiones province, Argentina) [PDF]

open access: yesCheck List, 2015
Ophrydium versatile, a green protozoon that form sessile colonies is reported for the first time for the Misiones province, Argentina from shallow waters of a recently formed pond in the Garupá stream floodplain, at about 900 m away from the confluence ...
Juana Peso   +3 more
doaj   +3 more sources

First time identification of Pandoraea sputorum from a patient with cystic fibrosis in Argentina: a case report [PDF]

open access: yes, 2017
Background: Pandoraea species are considered emerging pathogens in the context of cystic fibrosis (CF) and are difficult to identify by conventional biochemical methods. These multidrug resistant bacteria remain poorly understood particularly in terms of
Alvarez, Florencia   +11 more
core   +2 more sources

Estructura de la comunidad íctica del arroyo Paraíso afluente del río Uruguay. Misiones. Argentina

open access: yesBiología Acuática, 2020
Se determinó la composición, diversidad específica, abundancia, número de endemismos y estructura trófica de la comunidad íctica del arroyo Paraíso, afluente del río Uruguay.
Silvia Alicia Flores   +4 more
doaj   +1 more source

Evaluation of the influence of texture and microstructure of titanium substrates on TiO2 anodic coatings at 60 V [PDF]

open access: yes, 2017
The current paper analyzes the influence of texture and microstructure of Ti substrates on morphology and color of titanium dioxide coatings obtained by anodic oxidation.
Ares, Alicia Esther   +5 more
core   +1 more source

Application of a Fenton process after a biological nitrification treatment: A successful case for leachate treatment

open access: yesCase Studies in Chemical and Environmental Engineering, 2022
Leachate is one of the most complex wastewater due to the variable composition depending on landfill age, time, climate, waste composition, etc. Usually, conventional treatments are not enough to satisfy the environmental regulations for discharge.
Hernán Darío Traid   +5 more
doaj   +1 more source

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