نتایج جستجو برای: trimetallic
تعداد نتایج: 256 فیلتر نتایج به سال:
The synthesis of palladium-based trimetallic catalysts via a facile and scalable procedure was shown to yield highly promising materials for borohydride-based fuel cells, which are attractive use in compact environments. This, thereby, provides route more environmentally friendly energy storage generation systems. Carbon-supported were herein prepared by three different routes: using NaBH4-ethy...
A series of cobalt(ii) amine-bis(phenolate) complexes has been prepared and characterized. The protonated tripodal tetradentate ligand precursors; dimethylaminoethylamino-N,N-bis(2-methylene-4-tert-butyl-6-methylphenol), H(2)[O(2)NN'](BuMeNMe2), dimethylaminoethylamino-N,N-bis(2-methylene-4,6-di-tert-butylphenol), H(2)[O(2)NN'](BuBuNMe2), diethylaminoethylamino-N,N-bis(2-methylene-4,6-di-tert-a...
In the present paper, the evolution of an oxidation process has been associated to the collective atomic arrangement, the microstructure one. This microstructural analysis encompasses a metallographic examination and a relation of electricity to chemical changes in salt-water solution. The electrochemical experimental techniques used include corrosion potential measurements. To seek a deeper un...
The synthesis and characterization of a new threefold symmetric hemilabile phosphino-alkylthioether ligand are described. This ligand can be used in combination with Rh(I) and Ir(I) precursor complexes to prepare 40-membered macrocyles with threefold symmetry via the Weak-Link Approach. Synthesis and characterization of two such structures are reported along with a single crystal x-ray diffract...
This work investigates the effect of Potassium promoter and calcination temperature on catalytic activity in dry reforming methane reaction compares performance Ni, Co, Fe–Al2O3 trimetallic catalysts with reference Ni–Al2O3. Although higher was achieved Ni–Al2O3, resulted a more favorable CO/H2 ratio considerably better coke resistance. Higher led to increase formation which caused sintering ca...
Water electrolysis is one of the most promising approaches for producing hydrogen. However, it has been hindered by sluggishness anodic oxygen evolution reaction. In this work, we fabricated Ru-Co-Mn trimetallic alloy nanoparticles on N-doped carbon support (RuCoMn@NC) via pyrolysis-adsorption-pyrolysis process using ZIF-67 as a precursor. The RuCoMn@NC catalyst exhibited excellent electrocatal...
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