Mohamed Saleh Mahdi

8 Questions 7 Answers 0 Followers

Questions related from Mohamed Saleh Mahdi

How can determine the electrons mobility in p-type tin sulphide film from Hall measurements?

I prepared tin sulphide films by thermal evaporation methode, and the Hall measurements demonstrated the p- type conductivity of films. If I want to use this data in SCAPS software. What is the...

4 weeks ago 1,508 1 View

What is the parameters that effect on energy gap of polycrystalline semiconductor film?

I prepared tin sulphide films via chemical bath deposition method using two different concentrations of complex agent. The results of XRD and optical showed that the crystallinity of films convert...

21 August 2024 7,521 0 View

I need the ICDD card number of SnS cubic crystal structure. Please, may a person assist me in obtaining this card number?

I prepared SnS films by chemical bath deposition method. I need the ICDD card number of SnS cubic crystal structure to analysis of XRD patterns of films.

08 December 2023 9,072 3 View

As a photodetector, what is the difference between the performance of P-N photodiode junction and the field effect transistor?

Dear Collogues, please I am preparing a semiconductor thin film for photodetector applications.

20 August 2020 1,749 2 View

May anyone help me to get the database of (PDF 00-061-1413) for PET substrate?

I need to do analysis the XRD pattern of PET substrate.

12 April 2019 9,525 2 View

May anybody help me to explain the behavior characteristics of I-V curve for metal - semiconductor - metal photodetector?

This I-V curves for SnS photodetector with silver electrodes. It can be noted that the both dark and light curves do not intersect with origin point. Although the voltage in the range of (0-0.02...

03 August 2018 8,718 6 View

May anybody explain the relation between growth rate of nanostructures thin film and the phase of crystal structure?

For example, the SnS thin film exhibits cubic crystal structure when the growth rate is slow while it exhibits orthorhombic crystal structure when the growth rate is fast.

11 September 2017 9,622 3 View

May anybody explain why sometimes the rise time of photodetector is higher than of its decay time while sometimes reversely happen ?

These results were obtained from SnS photodetector.

28 August 2017 6,694 5 View