Fereshteh Rezvani

3 Questions 1 Answers 0 Followers

Questions related from Fereshteh Rezvani

What is the origin of the small peak at binding energy of 75 eV in TiO2 XPS spectra?

I've observed a consistent phenomenon in TiO2 XPS spectra, which is the presence of a minor peak at 75 eV. This peak is noticeable in both commercially available TiO2 powder and in all the TiO2...

11 October 2023 7,661 0 View

Why does O 1s peak shift to lower binding energy in XPS in titanium dioxide with oxygen vacancies on its surface?

I made defective TiO2 with Oxygen vacancies and I noticed the O 1s peak shifts to lower binding energy compared to the pristine TiO2. How Can I explain that?

08 November 2021 6,158 5 View

Why are there two main peaks in carbon monoxide IR spectrum?

I am doing CO adsorption experiment. When I collect the CO gas phase spectrum there are two peaks for CO. One at around 2114 cm-1 and the other one is around 2170 cm-1. I don't know the reason why...

17 August 2021 8,843 3 View