What is the best reference for uncertainty analysis?

Uncertainty analysis is important in scientific research that contain experimental work. This analysis take into account the effect of errors that yield from instruments and experimental...

06 July 2018 4,275 6 View

Can Explain the following FTIR curves, and what is the expected chemicals in this solutions?

I have the following two curves in the attached figure for same acidic solution contains plant extract, but at different conditions, can discuss the following points: 1. shifting up or down (i.e...

03 April 2018 9,726 4 View

Elsevier and Springer vs SCOPUS?

Why some journals available in the well known publishers (such as, Elsevier and Springer), but it is not cited in the well known data base (such as, Scopus and Scimago)?

02 March 2018 3,979 1 View

What is the sign of anode and cathode?

Many of conflicts are arises from understanding of anode and cathode sign and the direction of current in electrochemical cells.

31 December 2017 5,167 3 View

What is the best Ceramics coating?

What is better for coating of steel in temperature around 350 oC, Al2O3 or SiO2 or ZrO2? What is the good reference for explanation?

11 December 2017 7,044 0 View

What is your opinion in SCOPUS?

When we want to check the novelty and reputation of journals, we go to Thomson Reuters (or as known now, Clarivate Analytics) and SCOPUS data bases. But, I found some of the fake journals in...

10 November 2017 4,492 13 View

Real Scientific Research?

Is the real scientific research is secret and always hidden in a big research companies? Do you agree with the idea that the real scientific research is unpublished work?

10 November 2017 5,834 12 View

What is the best method for coating of metals during corrosion test?

I want to prepare the samples of coated steel, then we want to test the corrosion resistance of samples in absence and presence of coat. What is the best method to insure the uniform coating layer?

10 November 2016 5,977 18 View

Is there a limit for science?

Do you feel that the science is completed? Do you think that every thing was discovered and invented? Do you think that we just repeat the research in different conditions? Or you disagree with...

09 October 2016 1,167 23 View

Questions about Pickling process?

Questions about Pickling process? What is the optimum acid volume for practical Pickling process? What is the optimum time for practical Pickling process? What is the optimum inhibitor...

11 December 2015 7,565 0 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

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 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

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View