Results 21 to 30 of about 1,088,621 (218)

Buenas prácticas de transferencia del conocimiento en la Universidad de Córdoba [PDF]

open access: yes, 2011
El estudio de la dinámica del agua en cuencas mediterráneas, la transferencia de método y conocimiento en el ámbito de zonas costeras, el trabajo continuo con la Agencia Andaluza del Agua y la transferencia de los resultados a empresas públicas y ...
Grupo de Dinámica Fluvial e Hidrología TEP 248
core  

Polyethylene–Cellulose Composites From Cellulose Xanthate Solutions

open access: yesJournal of Applied Polymer Science, EarlyView.
An approach for fabricating cellulose/LDPE composites through cellulose dissolution, LDPE dispersion, and subsequent hot‐pressing. ABSTRACT This study reports a processing route for fabricating cellulose/LDPE composites involving the dispersion of polyethylene powder in a cellulose solution, followed by regeneration to form a continuous cellulose ...
Camila S. Moraes   +2 more
wiley   +1 more source

Concentration and pH Influence on the Reducing Property of Silk Fibroin from Silk Fibrous Waste in the Green Synthesis of Silver Nanoparticles

open access: yesJournal of Nanotechnology
The development of methods of green synthesis of metal nanoparticles from the use of biological agents, and microbial or plant extracts, allows the obtainment of biocompatible nanostructures by reducing or eliminating the use of toxic substances. On that
Wilson Agudelo   +3 more
doaj   +1 more source

Dinámica demográfica [PDF]

open access: yes, 2001
Producción CientíficaEstudio de la situación de la población de Castilla y León (evolución, estructuras demográficas, migraciones y poblamiento ...
Delgado Urrecho, José María
core   +1 more source

Improving Oxygen Barrier Performance of Polylactide Film by Using Bleached and Unbleached Nanocellulose From Grape Pomace

open access: yesJournal of Applied Polymer Science, EarlyView.
Bleached and unbleached nanocelluloses were produced from the exhausted grape pomace and applied as coatings on PLA substrates for sustainable food packaging. Unbleached nanocelluloses were more hydrophobic and amorphous than bleached ones. The resulting bio‐based bleached nanocellulose‐coated PLA films showed a 68% reduction in O2 permeability ...
Jingwen Chen   +6 more
wiley   +1 more source

Dinámica corporal [PDF]

open access: yes, 2011
La mecánica corporal se define como el estudio del equilibrio y movimiento armónico de los cuerpos y trata el funcionamiento correcto y armónico del aparato músculo esquelético en coordinación con el sistema nervioso.
Alvarado, Silvana, López, roxana
core  

Tailored Dual Responsive Hybrid Gelatin Methacryloyl/Poly[2‐(Dimethylamino)Ethyl Methacrylate] Hydrogels for Efficient Ibuprofen Release in Topical Applications

open access: yesJournal of Applied Polymer Science, EarlyView.
GelMA/DMAEMA hybrid hydrogels for release of ibuprofen. ABSTRACT In this study, biocompatible hydrogels intended for topical delivery of ibuprofen were synthesized from gelatin methacryloyl (GelMA) and 2‐(dimethylamino)ethyl methacrylate (DMAEMA) by varying their proportions. The impact of different GelMA and DMAEMA ratios was comprehensively evaluated
Guilherme Frey Schutz   +7 more
wiley   +1 more source

Problemario de dinámica [PDF]

open access: yes, 2003
1 archivo PDF (150 páginas) ; 2a ed. 2000, 5a reimpresión 2003.El presente trabajo es la recopilación de las experiencias de los profesores del Area de Física, en la impartición de la Unidad de Enseñanza Aprendizaje Dinámica.
Luna García, Héctor Martín   +2 more
core  

Digital Spatial Technologies to Compose the Map of the Southeast Iberia Megalithic Phenomenon. The Case Study of Fonelas (Granada, Spain)

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Megalithic landscapes in Southeast Iberia remain unevenly and insufficiently documented, particularly in rugged areas where traditional survey methods are limited. This paper addresses this gap by applying a multiscalar approach to the megalithic necropolises of the Fardes River (Granada, Spain), with the objective of detecting, documenting ...
Carolina Cabrero González   +3 more
wiley   +1 more source

La dinámica marina [PDF]

open access: yes, 2003
En este trabajo se realiza una revisión general de los aspectos generales de la dinámica marina, especialmente centrado en playas y la parte más cercana a la costa de la plataforma. Es evidente que la dinámica de erosión, transporte y depósito de
Torres Pérez-Hidalgo, Trinidad José
core   +1 more source

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