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Design of linear controllers applied to an ethanol steam reformer for PEN fuel cell applications
(2013-06-01)
Article.
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Article.
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This paper focuses on the design of a controller for a low temperature ethanol steam
reformer for the production of hydrogen to feed a protonic exchange membrane (PEM) fuel
cell. It describes different control structures ...
Ethanol steam reforming over hydrotalcite-derived Co catalysts doped with Pt and Rh
(2013-12)
Article.
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Article.
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Honeycomb structures loaded with hydrotalcite-derived cobalt catalysts doped with various amounts of Pt and Rh have been tested in the steam reforming of ethanol at 523-823 K under different operational conditions. Catalysts ...
Sulfonic acid-functionalized aerogels as high resistant to deactivation catalysts for the etherification of glycerol with isobutene
(2013-06-05)
Article.
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Article.
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Silica aerogel and lyogel have been successfully sulfonated in one step by a simple post-synthesis method using microwaves as well as conventional heating. The use of microwaves allowed loading higher amounts of sulfonic ...
Thermal activation of catalytic microjets in blood samples using microfluidic chips
(2013-09-10)
Article.
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Article.
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We demonstrate that catalytic microjet engines can out-swim high complex media composed of red blood cells and serum. Despite the challenge presented by the high viscosity of the solution at room temperature, the catalytic ...
Microwave-assisted synthesis of sulfonic acid-functionalized microporous materials for the catalytic etherification of glycerol with isobutene
(2013)
Article.
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Article.
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Commercial Beta, ZSM-5 and mordenite zeolites and commercial montmorillonite K-10 were successfully
sulfonated by a one-step simple method using microwaves. Different amounts of the sulfonating agent
were required to ...
Self-propelled micromotors for cleaning polluted water
(2013-11-01)
Article.
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Article.
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We describe the use of catalytically self-propelled microjets (dubbed micromotors) for degrading organic pollutants in water via the Fenton oxidation process. The tubular micromotors are composed of rolled-up functional ...
A luminescent hydrogel based on a new Au(i) complex
(2013-01-04)
Article.
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The reaction of the water soluble phosphine 1,3,5-triaza-7-phosphaadamantane
(PTA) with [Au(CRC–C5H4N)]n yields the highly
luminescent water soluble [(PTA)Au(4-pyridylethynyl)] complex.
A detailed analysis of the compound ...
PdCu alloy nanoparticles on alumina as selective catalysts for trichloroethylene hydrodechlorination to ethylene
(2013-02-26)
Article.
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Article.
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PdCu bimetallic catalysts supported on alumina were prepared by different common impregnation protocols and by a polyol nanoparticles synthesis route. These materials were studied in order to establish the relationship ...
Microplane model M7 for plain concrete. I: Formulation
(American Society of Civil Engineers (ASCE), 2013-12-01)
Article.
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Mathematical modeling of the nonlinear triaxial behavior and damage of such a complexmaterial as concrete has been a long-standing
challenge in which progress has been made only in gradual increments. The goal of this ...
Synthesis and characterization of poly-l-leucine initialized and immobilized by rehydrated hydrotalcite: Understanding stability and the nature of interaction
(2013-10-07)
Article.
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Article.
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PLLs were synthesized by the ring-opening polycondensation (ROP) method using α-L-leucine N-carboxyanhydride (NCA) and initialized by triethylamine (Et3N), water or rehydrated hydrotalcite (HTrus). The role of temperature, ...