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

No title

02 March 2021 3,060 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

01 March 2021 8,087 3 View

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 3 View

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

Is there a method of determining feed digestibility without the need to re-pellet the feed?

I am aiming to determine the ADC values of a commercial fish feed, but I do not have a steam pelleter or extruder available to me. Ideally, the pellets could be coated with some inert marker....

28 February 2021 7,967 3 View