How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

What is the best solvent to remove PDMS from nano particles?

I want to remove PDMS oligomers from the surface of nanolayers. I have just read a very helpful paper about the compatibility of PDMS with different solvents( Solvent Compatibility of...

24 February 2021 7,845 5 View

How much variation between experimental and Computational Fluid Dynamics (CFD) Simulation results is acceptable ?

What is the accuracy of Computational Fluid Dynamics (CFD) prediction compared to experimental results?

23 May 2020 1,027 40 View

Do you need consent or IRB approval to use previously published, de-identified patient data?

I'm interested in running statistics on compiled patient data that has been previously published in case reports on PubMed and other research hubs. Do I need patient consent or IRB approval to use...

27 March 2020 4,197 3 View

How can we run a moderated mediation models with more than one moderator?

Hello all, As you may have faced to this case ,when we are using PROCESS macro to run MMM with more than one moderator, the results will be confused .How can we deal with that. Thank you for...

05 March 2020 8,323 3 View

Hello,everybody. can anyone tell me how find optimom time for incubation my cell for transwell migration assay ?

hello,everybody. can anyone tell me how find optimum time for incubation my cell for transwell migration assay ?

08 December 2017 978 2 View

Problem with 4T1 Tumor Model establishment- Can anyone help?

We have been trying to develop 4T1 breast tumor model in balb/c mice. We have been injected 10^6 4T1 cells suspended in 100 uL PBS into the mammary fad pad region, subcutaneously. After 10 days we...

24 February 2017 6,566 2 View

How can I increase GPPS MFI in polymerization process? What kind of mineral oils use for GPPS polymerization?

I want to to know that how can i increase polystyrene MFI in a single reactor with self initiated bulk polymerization process and what kind of mineral is use for gpps polymerization?

20 August 2016 9,590 1 View

What is a programming language for OPNET?

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18 February 2014 2,819 4 View

When the constant is not significant in the regression model what does it mean?

When the constant is not significant, what would be the equation? Should I exclude the constant from the equation?

07 August 2013 3,969 10 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

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 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

Image Processing and classification using keras/Tensorflow?

Do you have some recommendations approaches on Image processing and classification of plant diseases using TensorFlow/Keras?

02 March 2021 1,493 4 View