Raheleh Ebrahimi

5 Questions 10 Answers 0 Followers

Questions related from Raheleh Ebrahimi

What are mechanisms of ion adsorption on carbon surface?

what are differences between mechanism of heavy metal ions adsorption on activated carbon and mechanism of ion adsorption on volatege connected types of carbon electrodes? Electrical field or...

24 July 2023 4,413 2 View

Wich viscosity is proper for doctor blading? Slurry like or paste like?

I want to have activated carbon layer with thickness about 1mm. What formula do you suggest for doctor blading?

11 July 2022 9,598 0 View

Directed ionotropic gelation ?

I want to prepare a unidirectional parallel porous structure with ionotropic gelation of sodium alginate. I tried it with sodium alginate solution and CaCl2 or CuSO4 electrolytes as many articles...

21 November 2021 1,460 3 View

Why does sodium alginate solution lose viscosity when stored at room temperature?

concentration: 1and 2 %w Solvent: deionized water Storage time: 1 or a few days Also a layer of mold can be see on it.

01 September 2021 5,786 7 View

Why my copper alginate gel is loose after adding sodium alginate solution to copper sulfate solution?

i prepared 1%wt and 2%wt sodium alginate solution with 9 pH and 0.5 molar copper sulfate. by adding alginate solution to the electrolyte (CuSO4), it is expected to have copper alginate gel in...

11 July 2021 2,179 4 View