Which factor controls Peak intensity in Rietveld refinement?

I am refining structural parameters of my sample. after inserting all parameters in sequence, When I take first Run in refinement, the intensities of all peaks diminishes to zero of calculated...

07 October 2020 8,598 1 View

How to apply axial load to a tapered roller bearing segment to determine axial stiffness?

Hello Everybody! I am currently writing my master thesis in which I am trying to understand the stiffness values of tapered roller bearing. For this, I am have made the model simpler by using only...

01 September 2020 8,843 2 View

How do I make thin film of pristine graphene by spin coating?

I am working with liquid phase exfoliation method and want to cast a film of pristine graphene on glass as well as PET substrate. I have tried to make it with graphene dispersion but it is so...

29 May 2018 5,618 4 View

How to find relation between mass concentration with Temperature and Pressure for ammonia/sodium thiocyanate solution?

06 November 2017 1,718 3 View

Could anyone clarify if the temperature at the sandface (as detected by DTS) effected by reservoir properties like skin, permeability etc?

I understand that reservoir properties wil have an effect in producer wells. But what about injector wells? Will thermal effects travel upstream against the flow of the injector fluid in the...

09 August 2016 9,324 12 View

How do I separate pristine graphene from water/acetone liquid phase solution?

13 June 2016 3,786 3 View

What is the reason of transient behavior of active and reactive power output of an inverter?

I am attaching two images with this question. In one image I have increased active power with a step change and in other image I have changed reactive power refrence with a step change, In both...

19 March 2016 438 11 View

How to write Expression in CEL language for the Heat transfer Co-efficient in CF-X???

i am facing the problem regarding the boundary condition in CF-X. at the interface of Fluid and solid i want to apply heat transfer co-efficient with temperature. In Any one know about it , share...

10 March 2016 8,898 2 View

How can I find enthalpy and entropy of LiBr-water solution at atmospheric conditions?

01 January 2016 2,793 5 View

Which is more viable; reactive power management through an inverter or Back-to-Back Converter?

I am working on active and reactive power control with distributed generators. Do I need to model an inverter or a back to back converter, which is more viable?

09 December 2015 3,626 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

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 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