Results 61 to 70 of about 124,704 (133)

Utilisation innovante du génie végétal pour le contrôle de l'érosion et de la sédimentation  à l'échelle du territoire de la Durance

open access: yesSciences, Eaux & Territoires, 2015
L'érosion des sols marneux dans le bassin versant de la Durance, sous climat montagnard et méditerranéen, est responsable d'un excès de sédiments fins dans la rivière. Les conséquences sont d'ordres économique, social et écologique.
F. REY   +9 more
doaj   +1 more source

Experimental study of thin part vibration modes in machining [PDF]

open access: yes, 2008
The machining of thin walls generally generates milling chatter, that damage surface roughness and manufacturing tools. Stability lobes which include natural frequencies are successful in case of tool chatter.
Arnaud, Lionel   +2 more
core  

Scalable synthesis of ionic liquids: comparison of performances of microstructured and stirred batch reactors [PDF]

open access: yes, 2012
A range of alkylpyridinium bromide ionic liquids have been synthesized in a stirred reactor at multigram scale and characterized by physical methods (viscosity, conductivity, melting point, electrochemical window, and water content).
Chaumat, Hélène   +5 more
core   +3 more sources

The electrophoretic membrane contactor: A mass-transfer-based methodology applied to the separation of whey proteins [PDF]

open access: yes, 2011
In the electrophoretic membrane contactor (EMC), a porous membrane is used to establish a contact across two flowing liquids between which an electrically driven mass transfer takes places.
Galier, Sylvain   +1 more
core   +2 more sources

Catalysis of the electrochemical reduction of oxygen by bacteria isolated from electro-active biofilms formed in seawater [PDF]

open access: yes, 2011
Biofilmsformed in aerobic seawater on stainless steel are known to be efficient catalysts of the electrochemicalreduction of oxygen. Based on their genomic analysis, seven bacterial isolates were selected and a cyclic voltammetry (CV) procedure was ...
Bergel, Alain   +7 more
core   +2 more sources

Flora doméstica nicaragüense del Siglo XVI

open access: yesWani
La riqueza de nuestra flora impresionó en los conquistadores. Como afirma el autor de este artículo, Gonzalo Fernández de Oviedo es el cronista con la mejor referencia sobre los aspectos naturales de nuestros antepasados indígenas en el siglo XVI.
Rigoberto Navarro Genie
doaj   +1 more source

Fractal dimension of fumed silica: Comparison of light scattering and electron microscope methods [PDF]

open access: yes, 2010
Due to the enormous increase in nanopowder production, it becomes necessary to find and develop adapted characterization techniques. In the case of nanostructured agglomerates, the structure of these particles has a direct impact on flowing, and handling,
Biscans, Béatrice, Isabeta, Nelson
core   +3 more sources

Principes techniques et chiffres du drainage agricole – De la tuyautique à l’hydro-diplomatie [PDF]

open access: yesSciences, Eaux & Territoires, 2020
Le drainage est un élément incontournable de l’agriculture dans les territoires hydromorphes, où drains, fossés, canaux, etc. permettent d’évacuer l’eau en excès, améliorant ainsi les qualités du sol.
VINCENT, Bernard
doaj  

A flexible modular master programme in technology developped whithin a Tempus Project [PDF]

open access: yes, 2013
In today’s competitive industry and in view of recent economic turbulences new frontiers of challenges emerge that require new educational paradigms accompanied by new tools and methodologies applicable to all aspects of engineering areas
AMIRAT, Abdelaziz   +3 more
core   +4 more sources

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