https://doi.org/10.1039/C8TA06224B “The regenerability or cyclic adsorption–desorption performance of a CO2 adsorbent is critical in determining their life-time importance in practical applications. Therefore, some of the best-performing
https://doi.org/10.1039/C8TA06224B “Fig. 7 shows the variation of CO2 uptake capacity as a function of the surface textural properties of the SCF materials. It is evident that
https://doi.org/10.1039/C8TA06224B “Fig. 5 shows the adsorption profiles of representative PEI-modified SCF adsorbents for each series of SCF materials synthesised. Despite the considerable variation of optimal adsorption
https://doi.org/10.1039/C8TA06224B “To examine the variation of CO2 uptake with temperature and hence to identify the optimal adsorption temperature, quasi-static CO2 adsorption tests were first conducted for PEI-modified
https://doi.org/10.1039/C8TA06224B “Porous siliceous cellular foams (SCFs) with variable pore and window sizes were synthesised using a modified version of the micro-emulsion method reported earlier by
https://doi.org/10.1039/C8TA06224B “The CO2 adsorption of immobilised amine adsorbents follows similar reaction mechanisms to those in the aqueous amine absorption process, which involves the reversible formation of
https://doi.org/10.3390/pr8121531 “Usually, CO2 adsorption involves a reaction between the acidic CO2 molecules and the modified basic active sites and for this reason amine–based adsorbents are extensively studied
https://doi.org/10.3390/pr8121531 “After functionalization and new dynamic characterization, the solids were used for an adsorption test operated in the confined-fluidized bed configuration. For each sample, two
https://doi.org/10.3390/pr8121531 “The experimental campaign concerning tests of CO2 adsorption was carried out in a laboratory-scale fluidization column made of plexiglas, with an internal diameter of 50
“CO2 uptakes were determined by TGA in 15% CO2 balanced by N2 at 75 °C simulating PCC conditions from coal-fired power plant, within the temperature range found to be optimum
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