Michael Kamel

5 Questions 8 Answers 0 Followers

Questions related from Michael Kamel

How to get rough estimation of the concentrations of Oxygen and moisture inside the glove box?

Dear colleagues, I was just wondering if you can suggest a good method to get a rough estimation to the concentration of O2 and H2O inside the glove box as unfortunately, our glove box doesn't...

18 February 2021 1,265 3 View

To what extent can the operation of a nitrogen filled glove box affect the efficiency of organic solar cell?

Dear/ colleagues, My glove box is currently having some issues that don't guarantee an inert atmosphere during the fabrication of my organic solar cells. However, I could get a PCE of 2.4% , with...

20 January 2021 1,373 6 View

What are the factors that can improve the open circuit voltage of organic solar cell?

Dear/ Colleagues, I hope everything is going well with you. I fabricated some OPV devices with inverted geometry employing the structure ITO/ZnO/P3HT: PC70BM/ MoO3(8 nm)/Ag(100 nm). However, the...

21 September 2020 8,362 5 View

How to reduce the series resistance and increase the shunt resistance of organic solar cell?

Hi dear colleagues, I am fabricating an organic photovoltaic device with the structure ITO/PEDOT: PSS/ P3HT: PC70BM/ Al, and the obtained IV relationship was found to be linear rather than...

20 August 2020 5,068 5 View

Is it possible to detect XRD spectrum to a thin layer (about 50 nm) of ZnO spin-coated on glass substrate?

I am trying to get ZnO thin film by spin coating on glass substrate, the procedure below was followed: 1- Mixing 0.109 gm of Zinc acetate dihydrate (> 99% )with 32 micro Litre of ethanolamine...

30 June 2020 9,122 28 View