Ajaz Ul Haq

10 Questions 2 Answers 0 Followers

Questions related from Ajaz Ul Haq

How to take IPCE (Incident photon to current efficiency) of solar cell. How the samples are prepared?

I am working on solar cell fabrication. Please tell me how to take IPCE(%) spectra. And what are the requirements like contacts on the electrodes, light source etc.

25 April 2024 8,048 0 View

Can any body wants to tell me about, how to perform and set the parameters of Chronoamperometry using Gamery instrument?

I am working on photoelectrochemical materials. I want to perform Chronoamperometry.

23 April 2024 4,240 0 View

How to prepare samples for EIS for Solar cell application?

Actually I am working at DSSC and QDSSC , I need to take EIS measurement of the cell/photoanode using Gammery instrument ,. Please suggest me to take the readings in Gammery instrument.

23 March 2024 9,417 1 View

Which software is best for Solar cell design and simulation, SILVACO, Comsole Multiphysics or SCAPS ?

Photovoltaics devices can be simulated via different softwares. Can we compare the utility and scope of these simulation tools?

18 February 2024 1,443 4 View

What are the suitable temperature, time and way/environment to anneal Graphene oxide based materials??

Actually I am working on Graphene oxide base metal oxides nanocomposites. When I annealed the sample under 450°C for 1 h in muffle furnace in air. The sample had changed its colour and the GO was...

07 February 2024 1,651 1 View

How to prepare the samples for Cyclic Voltametry (CV) analyses?

I am working at TiO2/ graphene oxide nanocomposites for photovoltaic application. The samples are prepared hydrothermally which are in powdered form. Now I want to analyze the samples...

08 January 2024 9,733 3 View

How to prepare the samples for Hall Effect measurement?

I am working on Graphene oxide/TiO2 nanocomposites. The samples are prepared by hydrothermal method. In order to investigate the electrical properties of these semiconducting material, please...

08 January 2024 9,982 3 View

If we synthesize graphene/TiO2 composite, Can we anneal the product at 450c for 2 hours under air ?

Actually, the annealing process can reduce residual strains and impurity. While graphene can improves the opto electronic properties. We need both things together.

16 February 2023 7,696 1 View

How do electrons transport (electrical conductivity) in layered materials (e.g. Graphene, MAXene) in out-of plane direction?

...?

05 February 2023 8,231 3 View

I want to dope Cu in TiO2 nanocrystals. If there is a 4wt% of Cu which going to be doped in TiO2. Then what will be the calculated amount of Cu ?

My host material is TiO2. I want to dope 4 wt% of Cu from CuCl2 salt. How I will take the wt% measurement of Cu.? Will it be measured according to weight of TiO2 or only weight of Ti ? And will Cu...

05 February 2023 6,395 3 View