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

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 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

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

Discrete Phase model (DPM) particle break-up has particle size limits during particle tracking?

Hello, I am currently working on simulating water droplet partciles in a closed room. When I use uniform particles, without "particle break-up", I can carry out the simulation without any problem....

02 March 2021 3,053 2 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

No title

01 March 2021 3,905 5 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

Is it necessary to report effect size (ES) in statistics of biomedical research given that we already report p values routinely?

Pls share your thoughts

01 March 2021 7,330 4 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