Treatment of a large cross sectional unit in a panel setting?

I have a data set of 5 countries for 30 years and i want to analyse the relationship between y and x in panel setting. However, the countries are not similar in nature moreover. one country is...

30 January 2021 6,564 4 View

What is the solubility of Magnesium trifluoromethanesulfonate in methanol?

I am trying to dissolve Magnesium triflate in methanol. I took 2.6 g of it in about 20 mL methanol. After thorough stirring, I can see suspended particles! Can anybody throw some light on its...

12 January 2021 6,481 2 View

Could you explain the following situations, please?

I am trying to simulate a flexible antenna on ANSYS HFSS. Here, I have used "PDMS" as a substrate and "pec" as a probe (inner conductor) of a coaxial feeding. But during simulation, it is showing...

24 November 2020 800 5 View

Can I get an explanation for the following reason, please?

My plan is to fabricate a conformal microstrip patch antenna. I am going through the simulation works first. I already simulated the planar antenna. Now I am trying to simulate it with different...

19 November 2020 2,961 2 View

What are the community-based primary prevention of NCD in LMIC country?

Please suggest types of literature to look for? Recommend journals which focuses on these issues.

12 October 2020 2,878 4 View

How write a concept note on Evaluation of community-based primary prevention models for NCDs?

1. What type of literature should I read for writing a successful concept note? 2. Is there any literature which will help me decide a research question/objective for designing a study will be...

12 October 2020 3,363 5 View

Which software might be helpful to design and simulate the 3D shape of the planar/nonplanar microstrip/any antenna?

I am experienced with the antenna simulation using ANSYS HFSS and CST. But now I am working in an additive microsystems lab and want to move to 3D shape antenna simulation and printing.

03 August 2020 2,184 3 View

If I want to print the microstrip antenna using additive manufacturing techniques, do I need to design a 3D shape on CAD that I have created on HFSS?

I have designed and simulated a frequency reconfigurable on ANSYS HFSS, and now I want to print it using an inkjet-printing technology.

03 August 2020 7,439 4 View

What will be the best methodology to quantify Demographic Dividend and Skill labour of any country?

Most of the researchers used panel data to show the impacts of demographic dividend. But for individual country where divisional or district data over the year are not available, what methodology...

29 July 2020 6,733 1 View

Discrete Element Method Simulation Example Using Ls-Dyna?

I am interested to simulate the fracture process of glass using DEM in Ls-Dyna and need some example or bench mark case for learning.

21 July 2020 4,156 2 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

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