How to simulate the magnetohydrodynamics (MHD) phenomena in COMSOL? What is the best way to learn how to use COMSOL?

I would like to simulate the Lorentz Force resulting from the magnetohydrodynamics (MHD) phenomenon in an ionic solution.

19 December 2020 8,278 9 View

How to quantify percentage of DAB positive cells in IHC? Is there any automated tool?

Hi! I'm analyzing some TMA IHC cores using an scoring method that combines intensity and proportion of stained cells. I would like to know if is there any protocol to quantify percentage of DAB...

25 April 2020 479 2 View

Gene therapy with transgenics viruses Covid-19?

Viral load and symptomatic picture Is there any relationship between the viral load of exposure and contamination, in number of viruses and contamination processes, and the symptomatic picture in...

08 April 2020 6,349 2 View

In Limma package, why should I linearize my data in some analyses?

tl;dr: Why data linearization is applied in the identification o differentially expressed genes/proteins? I am new to data analysis of big data like proteomics. As far as I know, a simple t-test...

16 November 2019 8,441 4 View

How much can the RG index be considered as an indicator of the impact of our scientific work?

Which elements in the composition of the RG index represent impact? (Please recommend this question to increase its scope. Thank you!)

04 September 2019 7,966 2 View

How to compute molecular orbital energies from eigenvalues in GAMESS output?

GAMESS gives in it's output the eigenvectors and the correspond eigenvalues. From the eigenvalues how can the energy of molecular orbitals (in eV) can be computed?

06 August 2018 4,913 1 View

How to analise unbalanced environment Repeated Measures in SPSS?

30 August 2016 5,892 3 View

Why in a simple regression an independent variable shows good power of explanation but when running a multiple regression it does not?

I run a multiple regression using the Least Squares Method that showed good fit although one of the variables showed a weak power of explanation. When running a simple regression with the same...

07 July 2016 8,690 2 View

I am always curious about it: is there any reason/explanation for neurons switch sides into central nervous system?

28 March 2016 1,073 7 View

Can anyone suggest a good internal control amplification (IAC) for qPCR?

I m working with PCV2 detection in SERUM of pigs (sus scrofa). I need to know the vality of false positive or false negative results of my samples, and the integrity of my DNA samples I m using...

23 August 2015 474 3 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

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 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