Results 1 to 10 of about 14,090 (143)

Impact of the COVID-19 vaccination campaigns in Argentina during 2021: An observational quantification of the death probability for confirmed cases in Buenos Aires province [PDF]

open access: yesHeliyon
Background: A SARS-CoV-2 (COVID-19) vaccination campaign was launched in Argentina in January 2021. The vaccines then available were administered to the population in several different schemes.
Guillermo Durán   +5 more
doaj   +2 more sources

UV Protective, Antioxidant, Antibacterial and Compostable Polylactic Acid Composites Containing Pristine and Chemically Modified Lignin Nanoparticles [PDF]

open access: yesMolecules, 2020
Polylactic acid (PLA) films containing 1 wt % and 3 wt % of lignin nanoparticles (pristine (LNP), chemically modified with citric acid (caLNP) and acetylated (aLNP)) were prepared by extrusion and characterized in terms of their overall performance as ...
Ema Cavallo   +8 more
doaj   +2 more sources

Soil-water retention of highly expansive clay stabilized with a bio-polymer [PDF]

open access: yesMATEC Web of Conferences, 2021
The unpredictable expansiveness of clayey soils due to the change of water content can be responsible for significant pathologies on civil infrastructure.
Manzanal Diego   +6 more
doaj   +1 more source

Diagnosis and strategies for kitchen and food waste management in an institutional canteen in Buenos Aires, Argentina

open access: yesEcología Austral, 2022
The classification and quantification of kitchen and food waste is a necessary strategy to improve the sustainability of waste management. The objective of this study was to quantify and describe the solid waste generated in the kitchen (food processing
Marta S. Zubillaga   +4 more
doaj   +1 more source

Graduate studies on optoelectronics in Argentina: an experience [PDF]

open access: yes, 2014
The number of graduate programs in Optoelectronics in Argentina is scarce. The current Optics and Photonics Education Directory lists only three programs.
Fernández, Juan Carlos   +4 more
core   +1 more source

Evaluation of sand-clay-anionic polyacrylamide blends for alternative compacted clay landfill liner design [PDF]

open access: yesMATEC Web of Conferences, 2021
In this project, an innovative low hydraulic conductivity material for landfill cover and liner construction was studied. The material is a blend of natural clayey soil from Comodoro Rivadavia city (Chubut province, Argentina) mixed with fine uniform ...
Codevilla Mauro   +5 more
doaj   +1 more source

Einstein's unpublished opening lecture for his course on relativity theory in Argentina, 1925 [PDF]

open access: yes, 2008
In 1922 the University of Buenos Aires (UBA) Council approved a motion to send an invitation to Albert Einstein to visit Argentina and give a course of lectures on his theory of relativity.
Gangui, Alejandro, Ortiz, Eduardo L.
core   +2 more sources

Union by Co-Lamination of Aluminum and Magnetic alloy obtained by Rapid Solidification

open access: yesTESEA, Transactions on Energy Systems and Engineering Applications, 2022
The aim of this work is to analyze the possibility of producing a joint by lamination of an Al-1050 plate and Fe78Si9B13(%at.) soft magnetic ribbons material obtained by a rapid solidification process by using the Melt Spinning (MS) technique.
Francisco Garcia Almassio   +3 more
doaj   +1 more source

Recursos de Internet: "Arqueometalurgia" [PDF]

open access: yesLa Zaranda de Ideas, 2007
Continuando con la serie de apartados sobre la información disponible en Internet, debido a la reconocida importancia de la misma para la investigación durante los últimos años, presentamos algunos de los sitios sobre grupos y proyectos en ...
Nicolás Ciarlo
doaj   +1 more source

Metodología de estudio de artefactos ferrosos corroídos en un medio subacuático. Un caso de estudio: las concreciones del sitio Hoorn [PDF]

open access: yesLa Zaranda de Ideas, 2006
En el presente informe realizamos una aproximación a los procesos de deterioro de artefactos arqueológicos de hierro en ambientes marinos y fluviomarinos. Su estudio nos permitirá entender los procesos de formación del registro subacuático y estimar el
Nicolás C. Ciarlo
doaj   +1 more source

Home - About - Disclaimer - Privacy