Results 71 to 80 of about 176,077 (271)

Atmospheric Chemistry of CFH2CH2CH2CFH2: Kinetics and Mechanism of Reactions With Cl Atoms and OH Radicals

open access: yesInternational Journal of Chemical Kinetics, EarlyView.
ABSTRACT The atmospheric chemistry of 1,4‐difluorobutane (CFH2CH2CH2CFH2) was investigated through a kinetic and mechanistic study of the reaction with chlorine (Cl) atoms and hydroxyl (OH) radicals. Using Fourier transform infrared (FTIR) spectroscopy and relative rate methods, the rate constants (k) for the reactions were determined at 298 ± 2 K as k(
Ellen R. Kjaergaard   +4 more
wiley   +1 more source

¿Contribuyen los subsidios estatales al desarrollo cognitivo temprano? La Asignación Universal por Hijo en el contexto argentino

open access: yesPsicología UNEMI, 2020
Son numerosas las investigaciones que analizan el impacto de las ayudas sociales o financieras por parte del estado en el desarrollo cognitivo de niños y niñas en situación de vulnerabilidad.
Lucas G. Gago Galvagno   +2 more
doaj  

The distribution of R&D subsidies and its effect on the final outcome of innovation policy [PDF]

open access: yes, 2004
Se evalúa el efecto de la política española de subsidios a la innovación sobre la intensidad en I+D de las empresas, teniendo en cuenta, subsidios procedentes de la Administración Central, de las Comunidades Autonómicas y de otros organismos.
Heijs, Joost, Herrera Danny, Liliana
core  

Machine Learning‐Driven Predictive Modeling and Multi‐Objective Exploration of Oxaliplatin‐Loaded Nanocarriers for Enhanced Loading and Encapsulation Efficiency

open access: yesMaterials Genome Engineering Advances, EarlyView.
Integrating ML and multi‐objective optimization enabled efficient, accurate design of nanocarriers with optimized loading and encapsulation efficiencies. ABSTRACT Oxaliplatin (OXA), a critical third‐generation platinum chemotherapeutic, is significantly limited by suboptimal loading capacity and encapsulation efficiency in nanoparticle‐based delivery ...
Abbas Rahdar   +3 more
wiley   +1 more source

LOS EFECTOS DE LA POLÍTICA FISCAL SOBRE LA DESIGUALDAD

open access: yesRevista de Economía Mundial, 2018
El objetivo de este trabajo es explorar las posibilidades que tiene el Estado de reducir el nivel de desigualdad económica a través de la política fiscal.
Juan Miguel Báez Melián
doaj   +1 more source

Cuidadores virtuales para residentes reales [PDF]

open access: yes, 2013
National audienceLa población mundial envejece y los adultos mayores requieren de cuidado especializado que es difícil de garantizar sin utilizar ayudas tecnológicas.
Favela, Jesus   +5 more
core   +1 more source

Expanding the Faunal Interpretation of the Cova Eirós (NW Iberia) Middle Paleolithic–Early Upper Paleolithic Record With ZooMS

open access: yesInternational Journal of Osteoarchaeology, EarlyView.
ABSTRACT The Cova Eirós archaeopaleontological site preserves the most comprehensive archaeostratigraphic sequence in the northwestern Iberian Peninsula, with an exceptionally rich record spanning from the Mousterian to the Upper Paleolithic. The extensive fragmentation of the faunal record and the rich taxonomic diversity at this site have limited the
Hugo Bal‐García   +9 more
wiley   +1 more source

La industria azucarera en Argentina (1860-1914). El mercado interno en una economía exportadora

open access: yesRevista de Indias, 2005
Este artículo analiza el origen y consolidación de la industria azucarera en Tucumán entre 1860 y 1914. Su evolución permite contemplar el período de esplendor de la economía exportadora argentina desde perspectivas poco habituales: la construcción del ...
José Antonio Sánchez Román
doaj   +1 more source

Environmental Impact Assessment of an Innovative Sustainable Thermoplastic Anticorrosion Coating for Aluminum Alloy AA2024

open access: yesPolymer Engineering &Science, EarlyView.
Life cycle assessment reveals that recyclable PPM coatings significantly reduce environmental impacts compared to epoxy, promoting sustainable aerospace corrosion protection. ABSTRACT This study evaluates the environmental performance of an innovative thermoplastic anticorrosion coating based on poly(phenylene methylene) (PPM) for aluminum alloy AA2024,
Marco Francesco D'Elia   +4 more
wiley   +1 more source

Ethnobotanical insights into the medicinal and food uses of Lamiaceae in the Mediterranean region: A systematic review and meta‐analysis

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
For generations, Mediterranean communities have used Lamiaceae or Labiatae plants like rosemary, thyme or mint to care for their health and to enrich their food. By bringing together dispersed knowledge from across the Mediterranean region, our review revealed the continuing relevance of Lamiaceae while also compiling past uses that may hold future ...
Fuencisla Cáceres   +3 more
wiley   +1 more source

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