Traps in the disorder material, it is because of water, oxygen and some unwanted of gas? or any other cause?

I would like to know how traps are forming in the organic as well as inorganic materials.

31 December 2016 4,325 3 View

What is the unknown information that simulation can give an insight ? (In the context of Organic semiconductor devices)?

Generally why we are performing the simulation and what kind of information can be obtained and what is the unknown information that simulation can give an insight

07 August 2015 2,041 2 View

When metal and semiconductor are brought together, why is vacuum level shifting?

what is reason to shift the vacuum level when metal and semiconductor brought together

06 July 2015 4,437 10 View

Why organic semiconductors are called degenerate semiconductor and when inorganic semiconductors are become degenerate semiconductors?

I would like to know the difference of degeneracy of organic semiconductors and inorganic semiconductors

06 July 2015 8,414 0 View

Why organic semiconductors are called degenerate semiconductor and when inorganic semiconductors are become degenerate semiconductors?

06 July 2015 3,671 0 View

Can I get I-V characteristics of Organic Field effect transistors from Density Functional Theory?

If yes, how and what type of coding we have to use? I would like to do the simulation of I-V characteristics of Organic Field Effect Transistor from DFT, please help me how to use the coding of DFT

01 February 2015 5,737 4 View

What is the physical significance of poisson, drift-diffusion, and continuity equations?

I would like to know the physical significance of Poisson, Drift-Diffusion and Continuity equations. If anybody knows please let me know ( File is attached)?

09 October 2014 1,290 12 View

What is the meaning of self consistent? How will it help in poisson, continuity equation?

See above.

08 September 2014 5,930 12 View

In a finite rectangular thin film the electric field is passing towards the Z-direction. Do you know how to determine the electric field?

I would like know how to determine the electric field if it is finite rectangular thin film .

06 July 2014 2,404 2 View

What is the difference between hoping and variable range hopping mechanism?

I would like to know more about both mechanisms in disorder materials

04 May 2014 6,170 5 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

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I am trying to find how to know the density needed for a pva electrospinning in a 0.6mm neddle, the electrospinning will be from top to bottom and the problem I really have is the solution because...

25 February 2021 2,615 3 View