Does anyone knows a tool (GOMS based or other) to automate calculation of task completion time?

Hello good human, really hope that you are doing well. I have been reading "The Psychology of Human Computer Interaction" by Stuart Card et al. They have introduced one of the ground breaking...

11 December 2020 7,269 3 View

Implementing function in ANSYS APDL?

I am trying to model the below heat flux distrubution profile in ansys apdl. The heat flux is varying radially as given by the equation. I want to apply this distribution to the selected nodes in...

23 October 2020 400 1 View

How to select nodes in circle in ANSYS APDL?

Hi, I have imported model from solidworks and glued all the volumes. while meshing i got warning that i have attached. I am trying to move the circular heat source along z-axis from one end to...

12 October 2020 2,114 4 View

Multilayer metal deposition?

Hi, i am trying to simulate multilayer metal deposition using 'element birth and death' technique. I have glued the three volumes ie substrate, layer1,layer2 as shown in figure. Then, i am trying...

15 September 2020 3,673 4 View

Objective function for Pulp library in python?

How do we define objective functions while doing optimization using Pulp in Python. We have defined Prediction models separately. Next step is to bring objective functions from prediction models...

06 July 2020 9,256 3 View

I need to predict the time when a physical test on a machine will fail. Which time series forecast/ machine learning method should I use?

There are 2 columns: time(in seconds), amplitude of wave. I need to predict when the test may fail and we can observe a crack on the machine based on the amplitude. I do not know the...

30 May 2020 7,594 13 View

Why Raman signal is related to zone-centre optical phonons?

Why in ideal single crystals only the zone-centre optical phonons are observed using optical techniques such as Raman spectroscopy?

06 June 2017 1,720 4 View

What is direct evidence of phonon confinement in silicon nanocrystals?

Other than Raman spectroscopy, is there any other experiment available for the direct evidence of phonon confinement or selective phonon modes in silicon nanocrystals?

16 May 2017 6,596 3 View

Which process appears in low voltage, trap assisted tunneling or poole frenkel emission ?

14 July 2016 7,908 3 View

How can urban resilience be strengthened in the post disaster reconstruction of historic settlements?

20 May 2016 5,547 3 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

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

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 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

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View