Sajjad Ullah

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Questions related from Sajjad Ullah

Which of the following three options give a true measure of the length (L) of scale bar of TEM/SEM images?

As seem in the attached foto, the scale bar of a TEM image usually consists of a horizontal line of length L, end-capped with small vertical bars (of a finite thickness d) When one tries to...

05 May 2018 9,802 13 View

How can I remove sulphate ions (SO4(2-)) adsorbed on surface of TiO2 nanoparticles?

TiO2 nanoparticles prepared by hydrolysis-polycondensation of Titanium oxysulfate (TiOSO4) and hydrothermally crystallized, often has residue sulphate ion as an impurity which is detrimental for...

08 August 2015 2,455 4 View