Mir Waqas Alam

8 Questions 38 Answers 0 Followers

Questions related from Mir Waqas Alam

I am looking for a text book for the Course entitled (Physics self learning) for Masters in Physics . ?

I am looking for a textbook for the Course entitled (Physics self-learning) for a Masters in Physics. Please let me know if you have any textbook or you know any university link that have this...

01 January 2020 1,188 3 View

I need help to prepare some thin films through Sputtering System ?

Unfortunately the sputtering system in my department is down and I need to prepare some thin films of Titanium oxide , Copper oxide and tungsten oxide. if any one can collaborate in this regard...

01 January 2019 3,876 1 View

Can we use Ceramic evaporation boats for evaporating organic.inorganic materials like pentacene / TiO2?

I was using metal boats like Tungsten/Tantalum/Molybdenum for evaporating gold or any organic/inorganic materials . I checked online Ceramic evaporation boats are also available in market. any one...

09 September 2017 1,326 3 View

What are the possible ways to improve the morphology of the organic molecules?

Currently I am working on some new organic molecules and I am getting the 3D island morphology. My deposition conditions are as written below. Substrate: Silicion with thermally grown...

12 December 2014 6,399 6 View

I am getting spots/pin holes in spin coated PEDOTPSS film. Can anyone tell me how to get good PEDOTPSS film by spin coating for solar cell?

I am spin coating PEDOTPSS film on ITO substrate but getting very bad film. after few minutes of coating bright spots/pin holes start appearing pointing towards the middle. I try to change the...

03 March 2014 6,325 7 View

Why are the source drain and gate current the same in organic transistors?

I fabricated a bottom contact organic thin film transistor. The device was not operated and the output characteristics (VD - ID) shows the same source drain and gate current. Please check the...

05 May 2013 9,183 20 View

Is it necessary to wash a glass substrate with pure water?

I am working on self alignment organic thin film transistors and using a glass substrate. I wash the glass substrate with acetone and pure water and also I use acetone and water to remove...

02 February 2013 1,572 32 View

At what position does the conduction band of Germanium oxide (GeO) exist?

Germanium (Ge) metal have a work function of around 4.7 eV and GeO have an electron affinity relative to Ge of around 2.4 eV and bandgap of 2.8 eV, which implies the valance band position for GeO...

01 January 2013 9,160 2 View