Md Mahfuzul Haque

5 Questions 15 Answers 0 Followers

Questions related from Md Mahfuzul Haque

Why the capture cross section area of electrons has no significant effect in ETL/PSK interface of a perovskite solar cell?

In perovskite solar cells, we know that the interface between the Carrier Transport Layer and the Perovskite absorber layer has a great impact on the cell performance. But I found that the...

27 December 2021 6,413 5 View

Is DFT (Density Functional Theory) applicable to determine electronic band structure of mixed halide hybrid perovskites?

Suppose, I want to check the electronic properties of a specific mixed halide hybrid perovskite, which has not been produced experimentally. Is it possible to apply DFT for this? If possible, then...

25 July 2021 5,253 6 View

What is the most accurate way to measure/calculate the grain size of a thin film from AFM image?

There are some AFM raw data and analyzed images of some sputtered thin films. Now it is required to find the grain size. What will be the accurate method to measure the grain size? Thanks in advance.

05 July 2021 8,307 7 View

Is density functional theory (DFT) applicable for finding the optical properties nicely like the electronic structure and related properties?

We know that the density functional theory (DFT) is nicely applicable for finding the material's electronic structure and related properties. Is it possible to find the optical properties as well?...

28 June 2021 4,639 5 View

Why secondary peak is found in PL spectroscopy of Perovskite film?

When I've done PL Spectroscopy of my Perovskite film, I've found a secondary peak with lower intensity at a longer wavelength. What are the reasons behind this?

07 April 2020 7,369 10 View