Is it empirically proven that there is an actual and not only apparent increase in mass at relative velocity?

Is it empirically proven that there is an actual and not only apparent increase in mass at relative velocity? If that were the case and the moving object was as big as a spacecraft, which of its...

18 December 2019 2,343 3 View

Do you think Darwin's theory is correct?

Do you agree with evolutionary theory?

07 February 2019 5,915 22 View

What is the difference between digital colors and chromatic colors?

What is the difference between digital colors and chromatic colors?

03 February 2019 8,592 8 View

What are the reasons of different fluid properties in one reservoir?

Some times, there is a significant difference in oil properties, such as API and PVT, in the same reservoir of a field, what could be the reason (s) behind that?

10 November 2018 320 7 View

What are the reasons of different fluid properties in one reservoir?

Some times, there is a significant difference in oil properties, such as API and PVT, in the same reservoir of a field, what could be the reason (s) behind that?

07 November 2018 5,114 7 View

What should be the affiliation of author on a reseach conducted in a school after moving to another school?

I have conducted a research during my PhD study in school 1. Now I moved to another school for a research position. What should be then my affiliation if I want to publish that research, School 1...

07 August 2018 9,392 0 View

Is 10-folds cross-validation the only way to validate proxy or surrogate metamodeling?

Hello, I have a paper accepted with revision at a solid journal. One of reviewers is insisting to do 10-fold CV to validate the proxy modeling. However, the paper talks about using three new...

08 March 2018 208 5 View

Can RBF-NN be implemented in R?

Is there any R-package and tutorial to implement Radial-basis Function Neural Networks?

02 March 2018 5,389 5 View

What are the standard regulations for the produced water quality for reinjection purposes?

05 June 2017 6,695 6 View

What is the exact reason for having difference between oil flow rate obtained from PLT Log and Seperators?

Which is more accurate for measuring oil production rates? PLT log or gravity separators?

05 June 2017 9,855 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

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View