Results 41 to 50 of about 2,587,413 (376)

Climate change in Argentina: trends, projections, impacts and adaptation

open access: yes, 2015
In most of Argentina, the warming since 1901 was a little lower than the global average, although with strong trends in temperature extremes and in heat waves during the most recent decades.
V. Barros   +5 more
semanticscholar   +1 more source

Regulatory framework for gene editing and other new breeding techniques (NBTs) in Argentina.

open access: yesGM crops & food, 2015
"New Breeding Techniques" (NBTs) are a group of recent innovations in plant breeding using molecular biology tools. It is becoming evident that NBTs can introduce advantageous traits for agriculture that could be commercially available very soon However,
A. Whelan, M. Lema
semanticscholar   +1 more source

Tuning Charge‐Separated State Lifetimes in Perovskite Nanocrystal‐Perylenediimide Hybrids

open access: yesAdvanced Optical Materials, EarlyView.
Functional perylenediimides with varied spacer lengths surface engineer CsPbBr₃ perovskite nanocrystals, yielding hybrid materials with new properties. Time‐resolved techniques reveal photoinduced charge separation from perovskite nanocrystals to perylenediimides, with microsecond‐lived charge carriers. Spacer length modulates charge carrier lifetimes,
Alejandro Cortés‐Villena   +8 more
wiley   +1 more source

54º Congreso Argentino de Reumatología

open access: yesRevista Argentina de Reumatología, 2021
54º Congreso Argentino de ...
Sociedad Argentina de Reumatología
doaj   +1 more source

Accumulation by Dispossession and Socio‐Environmental Conflicts Caused by the Expansion of Agribusiness in Argentina

open access: yes, 2015
Drawing upon the concept of ‘accumulation by dispossession’, this paper analyses the expansion of agrarian capital in Argentina. A case study illustrates the social and environmental impacts of the expansion of agribusiness in central Argentina and the ...
D. Cáceres, D. Cáceres
semanticscholar   +1 more source

Palinología e importancia paleoambiental de la Formación Tunal (Daniano) en su localidad tipo, Quebrada el Chorro (Salta, Argentina). [PDF]

open access: yes, 2006
The palynologic investigation of samples from the Tunal Formation at El Chorro creek (Salta, Argentina) resulted in the recovery of terrestrial assemblages of pollen and spores associated with freshwater algae (Pediastrum spp. and Scenedesmus sp.).
Marquillas, Rosa Argentina   +3 more
core  

Las especies de annulohypoxylon (Hypoxylaceae) de Argentina [PDF]

open access: yes, 2018
Se reconocen once especies de Annulohypoxylon para la Argentina. A. purpureonitens y A. purpureopigmentum se registran por primera vez en el Cono Sur, mientras que A. stygium y A. nitens se citan por primera vez para el noroeste de la Argentina.
Hladki, Adriana Ines   +3 more
core   +1 more source

Microwave‐Assisted One‐Pot Synthesis of Alkyl Levulinates From Post‐Harvest Vegetable Waste

open access: yesAdvanced Sustainable Systems, EarlyView.
Vegetable waste is valorized through Soxhlet extraction using H₂O₂ and heteropolyacid (HPA), followed by material characterization (XRD, FTIR, TGA, DSC). A microwave‐assisted reaction at 170 °C for 30 min with HPA and alcohol yields bio‐based esters.
Ángel G. Sathicq   +5 more
wiley   +1 more source

Magnetic domain wall creep and depinning: A scalar field model approach [PDF]

open access: yes, 2018
Magnetic domain wall motion is at the heart of new magnetoelectronic technologies and hence the need for a deeper understanding of domain wall dynamics in magnetic systems.
Bustingorry, Sebastián   +5 more
core   +3 more sources

Battery‐Grade Lithium Materials: Virgin Production and Recycling, a Techno‐Economic Comparison

open access: yesAdvanced Energy Materials, EarlyView.
With this study a framework has been created to analyze new innovative lithium compound manufacturing processes for their cost and environmental competitiveness. This analysis includes details on virgin and recycled pathways to produce lithium carbonate or lithium hydroxide monohydrate.
Sabine M. Gallagher   +3 more
wiley   +1 more source

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