Can a semi-conductor material have different absorption coefficient?

Does the absorption coefficient of the semiconductor changes with the change in the structure of the semiconductor? If you have a thin film and nanowire of the same semiconductor, will the...

23 February 2021 9,799 4 View

Are solar cells operated under any kind of bias or not?

I am trying to understand the physics behind solar cells. As far as I know, they work simply on the principle of pn junction diode. The optically generated charge carried are transported to the...

16 November 2020 245 7 View

Can anyone please help me in extracting the spectra from the image obtained from the CCD?

I obtained the image from CCD using the LabVIEW program. Now I need to get the spectral feature from this image. I have the calibrated wavelength for this as well. I will be glad if anyone...

15 July 2020 311 1 View

Can you suggest the compound that can inhibit CCR6 in the rat for in-vivo study?

CCR6 inhibitor for rat in-vivo experiment.

03 May 2020 5,655 1 View

Is there any experimental method to measure the velocity of Brownian motion of coloidal solution?

I am doing an experiment with colloidal solution of nanoparticles and would like to measure the Brownian motion velocity of these particles. Can I do it experimentally?

09 March 2020 7,416 12 View

What % of selfhealing bacteria (Bacillus pseudofirmus or Sporosarcina pasteurii ) shall be used for better result from concrete?

I am working on this as my collage major project can any one pleasure help he

16 July 2019 724 4 View

What are the most common markers used to determine NK Cells in rat model using flow-cytometry and IHC?

What are the most common markers used to determine NK Cells in rat model using flow-cytometry and IHC?

27 March 2019 7,103 3 View

How To define Collimating lenses in TracePro?

Dear Researchers, How to define a collimating lens in TracePro Software? Thanks and Regards, Dhanu Chettri

05 September 2018 4,002 2 View

What is the effective mass of electron and hole of InGaN?

Dear Researchers, What is the effective mass of electron and hole of InxGa1-xN and does the effective mass depends on the indium mole fraction x? and Does it also depends on the thickness of the...

09 April 2018 8,418 2 View

How to calculate Etch pitch density from Atomic Force Microscope (AFM) images for GaN-based material?

Dear Researchers, I have etched GaN based material. I have taken the Atomic Force Microscope (AFM) image. How do I calculate Etch pitch density from the AFM image? Thank you

04 April 2018 662 1 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 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

How to analyze a particular region of my simulation box in GROMACS?

Hi, I am using GROMACS 5.1.4 to simulate water in contact with a surface. I am only interested to calculate some properties of water near the surface. Let's say at a distance of x nm from the...

03 March 2021 9,989 2 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

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 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

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View