Ajaya Kumar Singh

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Questions related from Ajaya Kumar Singh

How to calculate fluorescence lifetime of the synthesized compounds?

We have prepared nano-sensor based on N-doped carbon dots (NCDs)@ZnO (NCZ) composite. How to calculate fluorescence lifetime?

17 November 2023 9,058 1 View

UV-VIS-NIR analysis, the fall of optical transmittance was sharp for SnO2-EDTA, why?

UV-VIS-NIR analysis, the fall of optical transmittance was sharp for SnO2-EDTA, why? We have prepared Solid thin film of SnO2 with EDTA. Generally UV data has found to be broad but in this case it...

23 October 2022 3,593 0 View

Sir I would like to ask you that if activation energy is less than 20kJ but it follows pseudo second order reaction,so process is chemisorption/ph?

Sir I would like to ask you that if activation energy is less than 20kJ but it follows pseudo second order reaction,so process is chemisorption or physisorption … Read more

03 December 2020 9,198 6 View

What is the relationship between activation energy and chemisorption/physiorption?

The activation energies calculated for adsorbates molecules, suggested that chemisorption for BG and physisorption for MV, NOX, CPX and Cu (II) took place. In case of pseudo-second-order kinetic...

02 December 2020 742 8 View

How to make silver paste for conducting electrode?

What solvent is necessary for silver to become paste?

15 March 2013 7,637 9 View