Mohsen Vaezzadeh Asadi

13 Questions 9 Answers 0 Followers

Questions related from Mohsen Vaezzadeh Asadi

Is there a mathematical relation between defect density and temperature?

Is there a mathematical relation between defect density and temperature? thanks

04 April 2019 2,590 3 View

Have thermal velocities electron and hole in semiconductors constant?

hi have thermal velocities electron and hole in semiconductors constant? What are they calculated? thanks

02 February 2019 3,236 3 View

What is the condition of plasma formation for titanium dioxide?

hi What is the pressure of plasma for the Titanium Dioxide layer under RF Sputtering?

01 January 2019 8,248 3 View

What is stack of HAADF STEM cross section image?

what is stack of HAADF STEM cross section image?

11 November 2018 766 0 View

How should be simulated layers with comsol software?

Hi, I want to use comsol software to simulate provskite solar cells, I dont know what kind of information is needed to simulate different layers and finally extract the best power converting...

11 November 2018 3,624 1 View

I made a thin layer of titanium dioxide in the lab. What methods can now be used?

Hi, I made a thin layer Tio2 in the lab. what methods can now be used to to determine lifetime of the carriers ( e and h ) , their mobility , and the concentration of the carriers ( NA , ND)? thanks

11 November 2018 1,264 4 View

Do the following things change and how much?

hi, pleased guide me if i change thickness of different layer perovskite solar cells , or Physical conditions of making layers such as Change in pressure,Change in temperature sunstrate,...

11 November 2018 618 4 View

Can anyone tell me how to clean ITO coated glass for sputtring magnetron deposition?

Dear colleague Can anyone tell me how to clean ITO coated glass for sputtring magnetron deposition?

10 October 2018 1,840 0 View

Does anyone have this book?

Dear partners Does anyone have this book? quantum theory of the optical and electronic properties of semiconductors 5th edition , hartmut huang and stephan w koch thanks

09 September 2018 9,586 0 View

What is the best conditions for the titanium dioxide present at the temperatures of the RF sputtering?

hi, Please advise. What is the best conditions for the titanium dioxide coating at what temperatures and under what physical conditions (pressure, ...) is the RF sputtering method? sincerely yours

08 August 2018 5,147 1 View

What is the use of Comsol software in Provskite Solar Cells?

Advise you. Has anyone simulated Provskite solar cell with Comsol software? What basic information is better to enter in this software? The thickness of the layer?, the temperature substrate?,...

07 July 2018 9,880 3 View

What the thickness range of different layers of provskite solar cells such as P3HT, PCBM, MAPbI3.?

hi, Please refer to the thickness range of different layers of provskite solar cells such as P3HT, PCBM, MAPbI3, etc. The factors that have the greatest impact on the cell's efficiency, if there...

07 July 2018 4,972 3 View

What is the condition of the deposition layer in provskite solar cell?

Hi, if possible,send me, informatioab making the provskite solar cells such asdeposition the thickness of different layers including P3HT: PCBM and Spiro-OMeTAD, and Tio2, 〖CH〗 _3 〖NH〗 _3 〖PbI...

06 June 2018 4,295 5 View