FEA solver as a black box for optimization?

Is there a Python project where a commercial FEA (finite element analysis) package is used to generate input data for a freely available optimizer, such as scipy.optimize, pymoo, pyopt, pyoptsparse?

18 October 2020 3,310 3 View

How to publish a simulation model and which license to choose?

Dear all, I have recently implemented a standard phase field model for dendritic solidification and have received several requests to make the model available to others as a basis for further...

27 May 2020 1,532 3 View

Is cross-linking of a powder coating layer possible without melting?

I am curious about the influence of the cross-linking process on the diffusivity of a powder coating. The powder coating is applied to a metallic substrate and the thermal properties is measured...

12 February 2020 4,811 3 View

Could someone recommend literature for the identification of silicate minerals under a stereo microscope for hand-picking?

I would like to collect mineral separates via this technique and am searching for a good book or publications.

23 December 2019 5,265 2 View

Who can share a finite element model of the UCF Benchmark structure?

I am looking for a finite element model of the University of Central Florida (UCF) Benchmark Structure in an appropriate format (e.g. SAP2000, Abaqus, Ansys, NASTRAN).

25 September 2019 4,268 1 View

Tips for preventing unplugging of an omnetics connector during in vivo electrophysiology?

Hi, I use the open ephys system to record from rats in vivo during behaviour in a Skinner box. The problem is that the headstage does not stay connected, i.e. the omnetics connector unplugs, after...

19 June 2018 2,459 7 View

What is the standard method of coping with NA values in a double type variable machine learning problem where imputation is not appropriate?

I'm increasingly running across the case in machine learning problems where I have a double-type, continuous variable column with some NAs which should not be imputed by kNN or median type methods...

23 May 2018 3,958 3 View

How can I read in an excel table (csv Format) into python regarding columns and rows of the table?

Im currently doing research in the field of topic modeling respective LDA from Blei et al. Im using the gensim package in python and want to use a TDM (Term Document Matrix) as input data.

09 May 2018 4,233 4 View

Is it possible to etch SiO2 with C4F8 and Ar in an ICP Reactor but without applying any bias?

So what I did, was that I have a Si-wafer with a 100 nm thick SiO2. In an ICP reactor I induced for 1 second C4F8 and Ar (1:1), after that i evacuated the chamber with pure Ar for 20 s. I expected...

03 April 2018 5,062 1 View

How to compile mediation and correlation analysis?

Hey guys, I proposed a model in which high scores in the DV were supposed to be explained by high scores in the mediator variable (comparing three different conditions). Now I received some...

24 December 2017 9,654 2 View

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02 March 2021 932 1 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

APA 7th In-Text citations with two references with three authors with the same surname, but four different author?

I have an issue with APA 7th in-text citation. II have two papers where the first three authors are the same, and the fourth is different. I am using the Mendeley desktop app, and automatically it...

02 March 2021 790 3 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

Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 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

Do you know good and user-friendly programs to measure plant quantitative traits?

For my research i will need to measure plant quantitative traits (especially leaves area and roots length, but would be nice to add some more information). I recently discovered...

01 March 2021 5,035 2 View

How Download/Extract citations of 1 given year ALL my publications in Google Scholar?

If you google this you find a lot of smart guys explaining you how to download 1 year of citations of 1 single paper of yours (or anyone else). I mean 1 year of ALL my papers. or ... ALL years or...

01 March 2021 1,121 9 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View

How much pressure we can reduce at the outlet to avoid Reverse Flow?

I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...

01 March 2021 6,985 3 View