[PDF] Top 20 CO Tolerance and Stability of Proton Exchange Membrane Fuel Cells with Nafion
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CO Tolerance and Stability of Proton Exchange Membrane Fuel Cells with Nafion
... circuit, with the intercept in the Z’ axis (real impedance) occurring at high frequencies representing the total electric resistance of the cell, with the major contribution given by the ...circuits ... See full document
11
A parametric study of assembly pressure, thermal expansion, and membrane swelling in PEM fuel cells
... part of the fuel cell is the electrolyte, which gives every fuel cell its ...core of a PEM fuel cell is the polymer electrolyte membrane that separates the anode from the ... See full document
26
Methods of preparation of metal nanoparticles supported on high surface area carbon as electrocatalysts in proton exchange membrane fuel cells.
... Pt:Ru pelo método do ácido fórmico a partir de composições atômi- cas Pt:Ru de 90:10, 80:20, 70:30 e 60:40. Os eletrocatalisadores obtidos foram caracterizados pelas técnicas de análise de espectroscopia de dispersão de ... See full document
7
Proton Exchange Membrane Based on Sulfonated Poly (Aromatic Imide-Co-Aliphatic Imide) for Direct Methanol Fuel Cell
... number of milli-eqivalents of ions in 1 g of dry ...values of the membranes were determined by the titration method, while the theoretical IEC values were computed by the content of the ... See full document
8
Effect of Sulfonation of SEBS Copolymer on the physicochemical properties of Proton Exchange Membrane
... The Fuel cells converts chemical energy of hydrogen into electrical energy, as result of this conversion only water and heat are produced as waste ...The fuel cells have ... See full document
5
Rio Grande do Sul – UFRGS, Porto Alegre, RS, Brasil
... Blended Nafion/SPInd membranes could be prepared by casting from DMAc ...soluble, and higher percentage of it in the blend harder the sample solubility in the Nafion ...Blended ... See full document
9
Activity and Stability of Dispersed Multi Metallic Pt-based Catalysts for CO Tolerance in Proton Exchange Membrane Fuel Cell Anodes
... spectra of the three main components (membrane, anode and cathode) of both new and cycled MEAs, recorded in the energy range between ...2.28 and 2.35 keV with a 20 keV ... See full document
22
Anticancer peptides : prospective innovation in cancer therapy
... source of AMPs with anticancer ...hemolymph of Acanthoscurria gomesiana, a Brazilian spider (Rodrigues et ...pores and is active as a topical agent against melanoma, breast, and colon ... See full document
15
Rev. bras. farmacogn. vol.19 número3
... RBC and plasma proteins (Bernardo-Filho et ...used with minor ...samples of 0.5 mL were gently mixed and incubated with 100 µL of BM extract at different concentrations ...100.0 ... See full document
8
UNIVERSIDADE FEDERAL DE UBERLÂNDIA FACULDADE DE MEDICINA PROGRAMA DE PÓS-GRADUAÇÃO EM CIÊNCIAS DA SAÚDE RICARDO RODRIGUES
... most of the studied patients are within normal range, despite their high glycemic rates, may be related to the low age range and the normal BMI of the group, characteristics usually common to the ... See full document
84
Effects of plasma membrane cholesterol level and cytoskeleton F-actin on cell protrusion mechanics.
... properties of the protrusions are dominated by the cytoskeleton, membrane properties are important in protrusion formation ...Depletion of human colon adenocarcinoma cells with ... See full document
10
ICAM-2 expression mediates a membrane-actin link, confers a nonmetastatic phenotype and reflects favorable tumor stage or histology in neuroblastoma.
... immunostaining of the TMA, and from scratch and Boyden chamber ...neuroblastoma cells with some degree of ganglionic differentiation, and therefore predicted low ... See full document
13
A Flexible CsH5(PO4)2-Doped Composite Electrolyte Membrane for Intermediate-Temperature Fuel Cells
... Unlike for the pure SPEEK and PSi/SPEEK membranes, the conductivities of the composite electrolyte membranes with various contents of CsH 5 (PO 4 ) 2 showed rapid [r] ... See full document
23
Tumor cytotoxicity of leucurolysin-B, a P-III snake venom metalloproteinase from Bothrops leucurus
... results of leuc-B are indicative of morphological changes characteristic of apoptosis including chromatin condensation, nuclear fragmentation, cellular shrinkage and bleb formation on the cell ... See full document
10
The comparison of the structure and microhardness of the tool steel C90 and HS 6-5-2 remelted with the electric arc
... Machine and tools elements made of the steel C90 and HS 6-5-2 immediately after the conventional hardening, need the tempering ...tion of retained austenite into martensite and carbides ... See full document
4
Wheat V-H+-ATPase subunit genes significantly affect salt tolerance in Arabidopsis thaliana.
... expression of the C subunit was rapidly increased under salt stress ...stress and that it is not a limiting factor for enzyme ...remainder of the subunits showed various levels of elevated ... See full document
9
Global atmospheric carbon budget: results from an ensemble of atmospheric CO<sub>2</sub> inversions
... number of experiments and ...community of inverse modelers who regularly gather, compare results, and per- form various types of intercomparisons ...method with a spatial ... See full document
22
Quím. Nova vol.39 número6
... their proton conductivity and methanol ...extent of cross-linking, degree of sulfonation and amount of ...prepared membrane was properly sulfonated, as well as ... See full document
8
Membrane Design and Characterisation by Incorporation of Ionic Liquids
... state of the corresponding IL at room ...+ and CTA + , which show an incorpor- ation degree higher than 60 % at ...time of 24 hours, it may be observed that the amount of IL cation ... See full document
192
Influence of carvacrol and thymol on the physiological attributes, enterotoxin production and surface characteristics of Staphylococcus aureus strains isolated from foods
... effect of the phenolic compounds CAR and THY on some of the physiological characteristics and morpho- logical aspects of ...interfered with the physiological characteristics, ... See full document
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