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...

31 December 2018 3,806 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...

08 September 2017 1,180 3 View

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

11 December 2014 6,302 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...

02 March 2014 6,241 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...

04 May 2013 9,088 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...

01 February 2013 1,483 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...

31 December 2012 9,076 2 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

What kind of intervention will be relevant to increase motivation among young sport trainees?

Any suggestion on what book to read is also welcome.

03 March 2021 1,646 4 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View