Hi friends. Is it possible powder graphene disperse in organic solvent?

Dear friend I would like to ask you a favor. how can I reach to a solution of Graphene based in an organic solvent. and if it was possible, what the appropriate solvent would be? My current...

11 January 2021 9,163 3 View

Who has worked with Lasso regression in R software?

I want to instruct a response prediction model while my sample size is small (18 patients) and about 100 features were extracted for each patient, so I need to use Lasso regression in R software....

15 December 2020 6,234 4 View

How to define a wave port in HFSS transient analysis?

I am doing a transient analysis on a horn antenna using HFSS transient. I know that I need to define a so-called ground plane to which the wave port is attached and that is how I would be able to...

27 July 2020 552 3 View

I am searching for "Model order reduction of nonlinear systems". how can it be possible?

I have a complicated 4th order nonlinear differential equation for a system. I am going to design a nonlinear controller for this system. is it possible to reduce it into a second-order system?...

28 June 2020 930 14 View

Is it possible to model the non-Newtonian Lubrication in comsol?

I want to know that is it possible to model the Bingham lubrication in Hydrodynamic module or thin fluid film module? or mabey I should use another module? #nonnewtonian lubrication #Comsol...

26 June 2020 1,715 5 View

Can anyone help with a suitable PhD research topic(grant,scholarship) in international Taxation or VAT?

I am interested in taxation and international taxation in particular. International taxation and VAT are areas that I will want to focus in my career but I haven't been working in them, However,I...

22 June 2020 2,731 3 View

How can i simulate the non-Newtonian lubricant for Hydrodynamic bearing in Comsol multiphysics?

In Comsol multiphysics, the bearing can simulate by Hydrodynamic bearing or thin fluid film module. But when I want to add a constitutive equation for viscosity the shear rate can not appear as a...

15 June 2020 4,948 3 View

How can i model & simulate stress distribution at coating-substrate interface with different interface texture?

saying texture i mean topography.

12 March 2020 8,161 3 View

Primer blast from NCBI?

Hello How we can do in Primer blast from NCBI that What size is made of PCR product with D-Loop Primers by using DNA samples from Cervus and Capra aegagrus?

04 October 2019 9,001 3 View

No title

I am familiar with LSTM neural networks which work well for energy demand forecasting. However, I would like to compare its performance with the two other machine learning methods. What are the...

14 September 2019 6,867 7 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

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 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

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View