Why does flow deformation occur at the test line and control line on nitrocellulose membranes (LFIA)?

I use 1% BSA in 10 mM phosphate buffer (pH 7.4) solution when striping my nitrocellulose membranes with antigens and antibodies. However, I always observe deformed flow when my sample or running...

16 February 2021 4,224 3 View

How can I set up UV irradiation for crosslinking lab?

Hi, I am using a mix of 2 polymers and want to try and crosslink them. I have a UVA lamp of 365nm and have tried the lab previously at 30cm above. How would you recommend I approach the lab and...

31 January 2021 8,711 3 View

Which air pollution/air quality books do you recommend for working with environmental engineering students?

I am exploring up-to-date books on air pollution and air quality, and I would like to know which books do you recommend for environmental engineering students.

25 January 2021 3,972 7 View

How to simulate Sloshing water using Dynamic mesh in ANSYS Fluent ?

I am trying to model sloshing water in a tank in ANSYS Fluent using Wall motion. BUT it seems that System coupling is not responding to wall motion and it works only with Dynamic mesh.

20 January 2021 2,963 3 View

Are there other models that meet the same purpose?

Both Jakes and Gaussian models are used to characterize the power spectral densities of mobile communication channels.

11 January 2021 759 3 View

SDAS, secondary dendritic arms space relation with solidification rate?

Want to know the relation between sdas and solidification rate, the mechanism by which getting smaller space between secondary arms by increasing the rate ?

23 December 2020 735 2 View

Shall i use the country's CPI score or rank while entering the data ?

I have the Corruption perception index as a control variable in my study and i'm not sure what i have use the score or the rank of the country ? please advice what i have to use in the data entry...

09 December 2020 3,797 2 View

Any thoughts for a research topic in a master's level thesis regarding combination of Supply chain and entrepreneurship?

Hi, we are two master's students at JIBS and currently looking for inspiration and suggestions for a research topic that has a connection of both "supply chain" and "entrepreneurship". maybe...

18 November 2020 2,524 3 View

Can electrophoretic mobility measurements of polymer-coated AuNPs be used to infer the role of charge (if any) in their dispersion stability?

Hello Everyone, We have stable citrate-coated AuNPs dispersed in water. Different polymeric protective coatings (PEG, PVP, BSA) have been chemically grafted to the citrate-coated AuNPs for...

17 November 2020 2,903 16 View

How can instructors assess the intercultural competence of their ESL students?

Intercultural competence is a skill rarely taught and measured in ESL venues. What is an ideal way of measuring the student's progress in developing intercultrual awareness and testing it?

08 November 2020 2,176 16 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

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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How to Eliminate cosine error and abbe error in LASER measurement system(for example Rhenishaw XL80)?

I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...

28 February 2021 4,890 3 View