Can i treat XRD data without using rietveld refinment?

hello i have XRD data of titanium dioxide , i treat this files by using MATCH software and i can obtain identification and composition of my semiconductor without using rietveld refinment. What...

05 June 2018 2,157 1 View

How to calculate crystallite size of TiO2 Anatase, Rutile in mixed phase ?

hello i am triying to obtain cristallite size of titanium dioxide by scherrer equation using FWHM of XRD analysis. how i can get the correcte answer of this parameter i have 75% of anatase and 25%...

04 May 2018 7,613 6 View

Why i have presence of zirconium oxide in titanium dioxide ?

hello i have synthesized titanium dioxide via sol gel process with tetraisopropoxide as precursor and acetic acid and water.....etc the sol is formed and it is heated to form a gel.... then a gel...

03 April 2018 8,435 5 View

Which method of analysis can I assure the presence of your rare earths in TiO2 ?

hello i want to dope titanium dioxide by sol gel methode with the use of titanium tetraisopropoxide and some of rare earth oxide as precursors with glacial acetic acid and water. 1) Are rare...

31 December 2017 1,669 0 View

Why i can obtain anatase phase of titanium dioxide ?

hello every body i had synthesised titanium dioxide with sol gel method following this experimental protocol . i add titanium tetraisopropoxide dropwise to HCl solution (concentration 1mol/L) in...

10 November 2017 1,190 8 View

How much i take precusor for synthesis TiO2 ?

hello i prepare titanium dioxide via Sol-gel by titaniumtetraisopropoxide (TTIP) and i want to obtain 3g of final catalyst how much volume i should take of TTIP to abtain 3g of catalyst??? thanks

09 October 2017 7,095 0 View

Why using alcohol solvents?

31 December 2016 853 2 View

How I assure the solubility of rare earth oxides ?

31 December 2016 6,026 4 View

How to get a clear solution of ethanol and TTIP?

Salam I want dissolve TTIP in ethanol by drop wising ethanol to TTIP under stirring but sometimes I get a White milky solution and in other cases I get a clear solution. How I proceed to get a...

11 December 2016 2,823 5 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 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