How we can correct the measured broadening line widths for the instrumental contribution if we use Voigt function in describing diffraction profile?

When describing diffraction profiles using a Lorentzian profile function correction of peak broadening is: B=B(measured)-B(instrumental) whereas using Gaussian profiles...

11 December 2016 7,465 6 View

How to use Hioki LCR meter IM3536 for impedance spectroscopy measurements a solar cell?

what the parameters should i get from the LCR meter and what equation should to be used for impedance spectroscopy measurements a solar cell

04 May 2016 2,974 8 View

How can i convert a POV-Ray files to a movie?

i have a PoV-Ray files of my Sample Structure and i want to make a movie from these files.

08 September 2014 3,487 1 View

What is the best Pans used to do DSC measurements on Ge-Se-S glasses?

06 July 2014 502 5 View

Is anyone working on modeling and simulation of amorphous materials using RMCA or RMC++ software?

How we can start a good data file which would control the simulation?

06 July 2014 2,451 1 View

Using envelope method to determine the optical constants of thin film?

I started working on using the envelope (Swanepoel 1983) method to obtain the optical constants, I was able to calculate the refractive index n and the thickness, but there are some problems such...

01 February 2014 1,777 12 View

Can someone advise on obtaining the Pair Distribution Function (PDF) of amorphous material?

What is the mean reason for the non-oscillating of structure factor around one and the reduced structure factor about zero at high k values?

07 August 2013 7,026 5 View

Does anyone use PDFgetx2 ?

I have x ray data in text file contain two column the first is the diffraction angle(2 theta) and the second is the intensity and I don't know how to use this file as input file

06 July 2013 1,549 3 View

How can i generate a XYZ or CHEM3D file for glassy GeSe4?

I need to write a XYZ or CHEM3D file for glassy GeSe4 and I don't know how to do this

06 July 2013 4,915 0 View

How can I solve two simultaneous nonlinear equations in matlab with Newton-Raphson method?

I have two simultaneous nonlinear equations like this X^2-3cos(y)-A=0 2x+y^3+B=0 Where A and B are vectors, anyone have a m-file solving problem like this by Newton-Raphson method?

05 June 2013 5,679 1 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View

What is the most suitable server for predicting protein structures in bacteria?

I have used the i-Tasser several times, however it has been unavailable for several days. I tried the swiss-model, but the output was not very pleasant due to the model used. Is there any other...

28 February 2021 4,521 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

How to calculate the crystallinity of cellulose film?

27 February 2021 2,753 4 View

What could be the reason for not having further low chi square value (better agreement) in my refinement result?

I have tried every combination of parameter changes and after that i have a poor chi square value. I can't get it lower any further. I know there have been a lot of discussion about Rietveld...

26 February 2021 8,480 3 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View