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RISFischer-Tropsch synthesis: Sizedependent catalytic reaction
The effect of nanoparticle size on the kinetics of Fischer- Tropsch synthesis (FTS) for iron catalyst is studied. Size-dependent model for FTS rates is developed using the thermodynamic analysis method and model parameters evaluated using...
Combined reforming of methane by carbon dioxide and water: Particle size effect of Ni-Mg nanoparticles
The effect of Ni-Mg particle size on product selectivity, catalyst activity and coke formation on Ni/MgO/α-Al2O3 catalyst were studied in simultaneous steam and CO2 reforming of methane to syngas. The Ni-Mg particle sizes ...
Methane formation in Fischer-Tropsch synthesis: Role of nanosized catalyst particles
catalyst via precipitation by microemulsion method. Size dependent kinetic expressions for methane formation were derived and evaluated using experimental results. Experimental results show that the methane formation is increased by decreasing the catalyst...
On the size-dependent nonlinear dynamic of beam-mass micro structures based on strain gradient elasticity
The objective of this work is to investigate the size-dependent nonlinear behavior of mi-crobeams carrying concentrated mass based on strain gradient elasticity theory. Hamilton’s principle is utilized in conjunction with the basic equations...
Size-controled synthesis of NiO-MgO nanoparticles in CO2-steam reforming of methane
The influence of Ni –MgO particle size on catalyst performance, product selectivity and coke formation in
simultaneous steam and CO2 reforming of methane to syngas has been investigated.The Ni-MgO nanoparticles were ...
Size-dependent studies of Fischer-Tropsch synthesis on iron based catalyst: New kinetic model
activity increased and passed through a maximum when the iron particle size increased. A size-dependent kinetic model for FTS rates was developed using a thermodynamic analysis method. The model parameters measured by experimental results and the effect...
Particle size effects in Fischer–Tropsch synthesis by cobalt catalyst supported on carbon nanotubes
studies were performed using a useful equation. The size dependent kinetic parameters were developed by thermodynamic method to evaluate of structural sensitivity of cobalt supported on CNT catalysts. The results show that both size independent FTS...
Structural sensitivity of carbon monoxide hydrogenation by nano-structured iron catalyst
A new size dependence kinetic equation for chain growth factor in Fischer-Tropsch synthesis (FTS) was developed using a thermodynamic analysis method. For evaluation of structural sensitivity of FTS reaction, a series of iron oxide nanoparticles...
Dose estimation in reference and non-reference pediatric patients undergoing computed tomography examinations: a Monte Carlo study
The global increase in the number of computed tomography (CT) examinations have enhanced concerns
regarding stochastic radiation risks to patients, especially for children. Considering that cancer risk is cumulative ...
New size-dependent kinetic equations for hydrocarbon production rates of Fischer-Tropsch synthesis on iron based catalyst
size-dependent kinetic models for hydrocarbon production rates were developed using a thermodynamic analysis method. Size-dependent parameters of models were evaluated using the experimental results with a non-linear optimization routine by minimizing...