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Questions related from Eliezer Ladeia Gomes
I'm studying the transcarbonation reaction of glycerol to glycerol carbonate. I have read good papers about this issue, but the problem is that the glycerol -CH- peak in my spectra is absent. The...
23 September 2022 4,966 2 View
I'm building a module to study a fixed bed reactor. I have to use it to control the outlet pH, the reactor inlet and outlet temperatures, the spectrophotometer outlet data, and the inlet reactant...
04 April 2022 7,121 2 View
I have been using chemical kinetics equations (1st order, 2nd, order, etc) for modeling of adsorption /desorption of drugs on molecular sieves. Is this a correct or I need specific equations? I...
08 October 2020 7,922 11 View
I'd like to understand how silicon and aluminum behave during crystallization. I need a good explanation...
19 September 2020 1,403 4 View
I'm trying to clarify sugar modifying activated carbon with diferentes oxides.
18 May 2019 3,965 2 View
Cannot synthesize these zeolites at low OH/SiO2 ratio.
11 October 2018 8,866 3 View
Is there a characterization technique to differentiate acidic sites of bronsted that accumulate in "nests" of those that are isolated? If so, how to differentiate and quantify them?
12 April 2018 7,104 2 View
I've prepared well cristallized ZSM-5,Beta and modernite zeolites. I want to create mesopority in them. I've used HF and NH4F solutions of low concentration. Sometimes the zeolite simply is...
20 March 2018 4,155 3 View
We have observed the decrease of organization of mesoporous materials that was stored for long periods is notorious. The calcined samples were stored free of water. Samples prepared several years...
06 March 2018 2,426 0 View
We have researched the application of zeolites with different degrees of acidity in biodiesel production reactions. We are also studying zeolites exchanged with transition metals and the effect of...
05 March 2018 4,099 13 View