No title

Hello there I'm a Ph.D. student in clinical psychology and need to learn R software. I have enough knowledge of SPSS and AMOS. Are these skills enough for starting R software learning for...

23 October 2020 8,220 5 View

DLS: How to convert Number%,Intensity% and Volume% to q3,q6 or q0 distributions?

Hello, I am using a Malvern ZetaSizer for my work and as a result in this device, it is possible to get PSD based on Intensity%, Number%, and Volume%. My question is how to convert each of these...

14 September 2020 1,399 4 View

How does the grain size affect on density and heat convection coefficient?

How does increase of the grain size of steel influence the density and heat convection coefficient (Heat transfer coefficient) of the whole material?

22 November 2018 9,041 3 View

I have the same problem in using KD025?

I am using the same kinase inhibitor and in in vivo experiments after dilution with the permitted conce, of DMSO less than 10% I saw the white percipitation in injection rout (IP). Also I...

20 October 2018 9,115 2 View

Dear colleagues. I am working on the assessment of collocation knowledge of EFL learners. Do you know any test that measures collocation?

What tests measure collocation knowledge? Are they any questionnaire on collocation knowledge?

28 December 2017 4,128 3 View

What is the average lentivirus transfection rate of cells in vitro?

I'm planning an experiment and want to transfect some cells with Lentivirus. I was wondering what is the approximate transfection rate in cells. I know this depends on many many variables...

05 November 2016 257 3 View

No title

I modeled a cylinder shell under the static compression load by Abaqus and could see the finite element results in Abaqus; however, when I want to optimize it via the optimization module in Abaqus...

31 December 2015 8,666 10 View

Is there any research about fire effects on soil micro-nutrient such as Fe and Zn?

This research could be an article, thesis, dissertation etc.

25 January 2015 5,186 3 View

how can I find some information about in vitro culture of rosa foetida?

It is the topic for my project

13 January 2012 1,652 10 View

How we can estimate various cut-of-point scores in the same time?

Hello I am researching the appropriate cut-off point measurement for the five anxiety scales in cancer patients. But I can not draw an overall Roc curve with SPSS for all scales. How can I draw...

01 January 1970 5,339 11 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

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 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

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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