Can difference-in-difference approach be used between two treatment groups?

I want to know if difference-in-difference approach can be used for two treatment groups. Can I use it it between them or should I first identify a control group and then compute the diff-in-diff...

20 December 2020 2,825 1 View

Lyophilization problem related to Bacteria derived Gold Nanoparticles?

Respected Dr Yuri and Rawle We have prepared the bacteria derived gold nanoparticles and for its antibacterial and antioxidant applications we want exact concentration and for that purpose we...

25 November 2020 2,565 3 View

Respected fellow members, can you suggest me some GIS based thesis proposal topics?

Dear all, I am currently in last year of Bachelor of Urban Planning course and mostly interested in doing thesis based on GIS application. Please suggest me some topics for the...

29 August 2020 9,747 6 View

I am doing modelling of Fiber metal laminates by using a solid plate element The model having large cutout is showing more buckling load than smaller?

I have modelled the plate using 11 ply layer in composite layup manager in ABAQUS including the Aluminum and glass fiber layers. Al/0/90/0/90/Al/90/0/90/0/Al is the layup. I am using Aluminum with...

22 July 2020 6,437 2 View

When training a deep learning model should the validation loss be greater than or smaller than the training loss?

While training a deep learning model I generally consider the training loss, validation loss and the accuracy as a measure to check overfitting and under fitting. And different researchers have...

22 July 2020 4,106 12 View

Scan mode of UV-Vis for nanoparticle formation?

I am trying to prepare titanium isoproxide nanoparticles using plant extract, but when I trying to characterize them in full scan UV-Vis mode my peak did not come. it comes in 222nm. Even I...

11 March 2020 2,921 8 View

How to find write SNM of sram using Cadence Virtuoso?

I am getting the butterfly curve for read SNM but for write snm when i am appling test signal at Q and giving necessary gate signals not getting the curve as i want.

26 February 2020 8,596 3 View

How to export the data in a .str file in silvaco?

I am trying to show the variation of various parameters along the length of a device in silvaco. I am able to generate a tonyplot from the .str file but am not able to export the data. I need to...

07 February 2020 4,682 4 View

What kind of interaction is between laser and graphene under various substrates ?

Hello Everyone, I am developing graphene sheets by CVD process on Cu foils and then transferring onto various substrates such as glass, Si and Si/SiO2(200 nm). After the process, I confirm the...

03 February 2020 8,753 3 View

How to run a SILVACO in a loop ?

I need to simulate various solar cell structures in SILVACO. I need to change certain parameters (mobility, width, etc) and observe the effects. Is it possible to somehow automate the process?...

03 November 2019 2,568 4 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