Abdul Sattar

9 Questions 14 Answers 0 Followers

Questions related from Abdul Sattar

What is the alternate for ball milling of carbon black nano powder and graphite (micron flakes)?

Hello Everyone, I hope you are all doing good. I am trying to prepare carbon paste for electrode deposition for perovskite solar cells. In literature, it is extensively reported that to get better...

15 September 2021 5,740 2 View

How can I optimize organic additive concentration ratio for perovskites?

Hi, I am working on the fabrication of perovskite solar cells. To improve their performance, I am trying to prepare doped perovskites. However, I am faced with the challenge to optimize the dopant...

19 August 2021 7,133 7 View

Shift in stretching vibration frequency of Powdered Caffeine?

Dear Researgate Community, I hope you are all doing good. I am using caffeine as an additive in my experiment. I have run FTIR spectroscopy to analyze the purity of the sample. FTIR spectra showed...

20 March 2021 9,290 7 View

How to Interpret Photoluminescence Spectrum of Mixed Pb-Sn FA0.7MA0.3Pb0.7Sn0.3I3 Perovskites?

Dear Researchers, I hope you all will be in good health. I am writing this to request for your guidance. I am working on the fabrication of low bandgap Pb-Sn mixed perovskite with exact...

24 December 2020 1,258 1 View

How to confirm formation of Ethylenediammonium-diiodide (C2H10I2N2) and Ethylenediammonium-dichloride (C2H10N2Cl2) compounds?

Dear Researchgate Community, Hello,I wish you all good health amid COVID-19 pandemic. I am writing this to request your support and opinion on identification method for Ethylenediammonium-diiodide...

10 September 2020 5,181 16 View

Encapsulation of Perovskite Solar Cells?

Hi, I am working on fabrication of the tin perovskite solar cells. Tin perovskite solar cells are known for their low stability in ambient conditions due to intensive oxidation of tin. Therefore,...

05 September 2020 4,413 4 View

Carrier lifetime calculation from Time-Resolved Photo-luminescence Spectroscopy Data?

Hello Everyone, I am working on lead free perovskite solar cells. I am interested to calculate charge carrier lifetime from time resolved photo-luminescence spectroscopy (TRPL). Kindly guide me...

20 August 2020 4,389 4 View

Significance of the Gas Purifier Attached to the Glove Box?

Hi, I am working on the fabrication of perovskite solar cells. Since perovskites are very sensitive to the ambient environment, therefore it is recommended to process them in inert environment of...

04 March 2020 10,001 5 View

Synthesis of methyl ammonium iodide?

Mostly, Synthesis of methyl amonium iodide is done through mixing of methyl amine and hydroiodic acid precursors followed by evaporation of the solvents through rotary evaporator in the...

01 January 1970 4,617 3 View