Results 51 to 60 of about 124,704 (133)

A Multiscale Approach for the Characterization and Crystallization of Eflucimibe Polymorphs: from Molecules to Particles [PDF]

open access: yes, 2011
We present in this paper a generic multiscale methodology for the characterization and crystallization of eflucimibe polymorphs. The various characterization techniques used have shown that eflucimibe polymorphism is due to a conformational change of the
Biscans, Béatrice   +1 more
core   +2 more sources

Evidence of an EC' mechanism occurring during the simultaneous assay of ascorbic and uric acids on poly(3,4-ethylenedioxythiophene) modified gold microsensor. [PDF]

open access: yes, 2011
A voltammetric microsensor has been developed for the simultaneous assay of ascorbic (AA) and uric (UA) acids in aq. soln. The electrode surface has been modified by means of electropolymd. conductive poly(3,4-ethylenedioxythiophene) (PEDOT) org.
Evrard, David   +2 more
core   +4 more sources

Geabacter species enhances pit depth on 304L stainless steel in a medium lacking with electron donor [PDF]

open access: yes, 2009
Geobacter sulfurreducens bacteria increased the open circuit potential of 304L stainless steel by around 320 mV in only a few hours after inoculation. This represents a significant increase in the corrosion risk.
Basséguy, Régine   +5 more
core   +3 more sources

Electrochemical reduction of oxygen catalyzed by Pseudomonas aeruginosa [PDF]

open access: yes, 2010
Pseudomonas aeruginosa has already been shown to catalyze oxidation processes in the anode compartment of a microbial fuel cell. The present study focuses on the reverse capacity of the bacterium, i.e. reduction catalysis. Here we show that P. aeruginosa
Bergel, Alain   +4 more
core   +2 more sources

Thermal conductivity of hemp concretes: Variation with formulation, density and water content

open access: yes, 2014
This study investigates the effect of formulation, density and water content on the thermal conductivity of hemp concretes. The investigations are based on experimental measurements and on self-consistent scheme modelling.
Collet, Florence, Prétot, Sylvie
core   +4 more sources

Nitric acid activation of graphite granules to increase the performance of the non-catalyzed oxygen reduction reaction (ORR) for MFC applications [PDF]

open access: yes, 2009
Nitric acid and thermal activation of graphite granules were explored to increase the electrocatalytic performance of dissolved oxygen reduction at neutral pH for microbial fuel cell (MFC) applications.
Duţeanu, Narcis Mihai   +5 more
core   +4 more sources

Development of polymeric hollow fiber membranes containing catalytic metal nanoparticules. [PDF]

open access: yes, 2010
Metal nanoparticles (MNPs) have unique physico-chemical properties advantageous for catalytic applications which differ from bulk material. However, the main drawback of MNPs is their insufficient stability due to a high trend for aggregation.
Bruening, Merlin L.   +5 more
core   +4 more sources

Synthesis and properties of lipoamino acid/fatty acid mixtures. Influence of the amphiphilic structure. [PDF]

open access: yes, 2009
The acylation of amino acids by acid chlorides with from 8 to 12 carbon atoms, in alkaline aqueous medium following Shotten-Baumann reaction, results in sodium salts of Nα-acylamino acids and fatty acids mixture. These lastest are present in proportion
Alric, Isabelle   +4 more
core   +2 more sources

Les solutions fondées sur la nature pour accorder la prévention des inondations avec la gestion intégrée des milieux aquatiques

open access: yesSciences, Eaux & Territoires, 2018
La mise en œuvre de la compétence GEMAPI (Gestion des milieux aquatiques et prévention des inondations) appelle aujourd'hui à des solutions devant permettre d'accorder la prévention des inondations avec la gestion intégrée des milieux aquatiques.
F. REY   +4 more
doaj   +1 more source

Solid–liquid transport in a modified co-rotating twin-screw extruder-dynamic simulator and experimental validations [PDF]

open access: yes, 2004
This work presents a dynamic transport model of a solid–liquid media through a twin-screw extruder (TSE). The application under consideration is the solid–liquid extraction of solute from raw plant substrate.
Gourdon, Christophe   +3 more
core   +2 more sources

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