Calculating of absorption and efficiency of solar cell?

Dear my friends I want to know how can I calculate absorption and efficiency of solar cell? Regards, Elmira

09 October 2018 8,231 1 View

Comsol software simulation?

Dear my friends I want to know, Can I simulate Pl spectroscopy with Comsol software? Regards, Elmira

06 July 2018 3,740 0 View

Agglomerate nano particles and agglomerate nano particles?

Dear my friends what is the difference between absorption coefficient of non-agglomerate nano particles and agglomerate nano particles? Regards, Elmira

05 June 2018 4,499 0 View

Multiple scattering and single scattering?

Dear my friends I have one question about multiple scattering and single scattering: suppose that a system consist of many particles and you want to calculate scattering cross section at...

01 February 2018 3,339 0 View

Diamond IR window?

Dear my friends Is diamond IR windows better than ZnS IR window or vise versa? why? Regards, Elmira

31 December 2017 1,430 3 View

Multiple scattering and single scattering?

Dear my friends, I want to know is scattering cross section of group of particles in single scattering more than multiple scattering? Please introduce references to me. Regards, Elmira

11 December 2017 1,819 4 View

Absorption coefficient of C-O NOT monoxide carbon?

Dear my friends I want to know what is the absorption coefficient of C-O in IR region? Regards, Elmira

11 December 2017 8,656 2 View

Refractive index of glass?

Dear my friends How can I calculating refractive index of glasses? is there any model about this subject? Regards, Elmira

11 December 2017 8,210 5 View

Absorption coefficient of Graphite??

Dear my friends I want to know absorption coefficient of Graphite in IR wavelength. Please help me. Regards, Elmira

09 October 2017 7,006 2 View

Absorption coefficient of hexagonal ZnS

04 May 2017 5,517 1 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

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

Is there any effect of different colours of light (white, red, yellow, blue etc.) on the rate of photosynthesis? If yes, why?

Light is inevitable for the process of photosynthesis reaction. Naturally sunlight plays the vital role for this process. Light may be of different colours like white, red, yellow, blue etc....

02 March 2021 7,890 2 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

How can I make stacked bar graph with scatter plot?

I want to make a stacked bar graph with showing each data value as dots. I tried with graph pad prism, version 6, but could not succeed. Does anyone have tried before making such graphs?

01 March 2021 9,383 1 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

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 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

Has anyone used the Illumina ITS1 primer sets?

Hi everyone, Illumina provides a list of primers to amplify with high taxonomic coverage the ITS1 region for further fungal sequencing, but I cannot find the exact amount necessary of each...

25 February 2021 6,969 3 View

How do you mesh a thin solid in Fluent?

Hello, I have used the shell function on SpaceClaim to create thin solids for the model I am studying. These are contained within an enclosure for my study. I chose this approach as it avoids the...

24 February 2021 8,856 3 View