Results 61 to 70 of about 772,788 (170)

Plant resources in the biosphere reserve peninsula de Guanahacabibes, Cuba

open access: yesRevista Cubana de Ciencias Forestales, 2013
In the Biosphere Reserve Peninsula de Guanahacabibes, plant species are mainly used as food, medicine, honeybee feeders and timber. They are collected by folk people in the nearby forests but these collections can be a severe threat to many of the extant
Sonia Rosete Blandariz   +9 more
doaj  

Ciencia y tecnología [PDF]

open access: yes, 2006
Postprint (author's final ...
Barceló Garcia, Miquel
core   +1 more source

Characterisation of PVD-TiN coated austempered ductile iron: Effects of nodule count and austempering temperature [PDF]

open access: yes, 2011
In this work PVD-TiN coatings are deposited on ADI substrates austempered at 280 and 360°C, with nodule counts varying between 490 and 1 100 nod/mm2. The deposition is performed at 300°C by the arc ion plating technique.
Colombo, Diego Alejandro   +3 more
core   +1 more source

Porous carbons with complex 3D geometries via selective laser sintering of whey powder

open access: yesScientific Reports
In addition to the inherent limitations of carbons to melt or flow, a vast majority of carbon precursors deforms during carbonisation, with stereolithography of thermoset resins being the preferred technology for 3D printing of carbons. An alternative is
Raúl Llamas-Unzueta   +3 more
doaj   +1 more source

Advances in Ductile Iron Research: new metallurgical understanding and its technological significance [PDF]

open access: yes, 2005
The present work gives an updated view about important metallurgical concepts, concerning the influence that solidification structure, microsegregation, piece size and austenite characteristics, exert on final microstructure, properties and processing ...
Boeri, Roberto Enrique   +1 more
core  

Composites made from lignocellulosics and thermoset polymers [PDF]

open access: yes, 2006
Composites made from a stryrene/unsaturated polyester thermoset matrix and woodflours from different wood species have been prepared and tested. Pine (Pino Eliottis), eucaliptus (Eucaliptus Saligna) and marmelero (Ruprechia Laxiflora), a softwood and ...
Aranguren, Mirta Ines   +2 more
core   +1 more source

Corrigendum

open access: yesMaderas: Ciencia y Tecnología
Correction on the Figure 6, page 196, to the article Almeida et al. 2014. Free shrinkage of wood determined at the cellular level using an environmental scanning electron microscope. Maderas-Cienc Tecnol 16(2):187- 198.
Maderas. Ciencia y Tecnologia
doaj  

La apuesta científica y humanista de la Universidad de Salamanca. Entrevista con el Rector de Salamanca

open access: yesArbor: Ciencia, Pensamiento y Cultura, 2002
Bajo la mirada crítica de su rector, repasamos los aspectos más relevantes de una de las Universidades más prestigiosas y antiguas del mimdo que, con la entrada al nuevo milenio, expande su contribución a la educación y proyecta aún más su proyección ...
Santiago Centeno Richardson   +2 more
doaj   +1 more source

[Application of scientific knowledge: knowledge translation in an institute of science and technology in public health]. [PDF]

open access: yesCad Saude Publica, 2023
Scavuzzi ÂMA   +5 more
europepmc   +1 more source

Conacyt informa, mayo-agosto de 2012. [PDF]

open access: yes, 2011
El presente documentos aborda temas de desarrollo científico tecnológico e innovación en el Salvador; por el cual, en el Boletín informativo CONACYT, mayo-agosto de 2012 se observan actividades como: la realización de un informe de rendición de cuentas ...
Consejo Nacional de Ciencia y Tecnología (CONACYT)
core   +1 more source

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