PC specs to run PLAXIS 3D?

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How to analyse two species distribution using Ripley function in R?

Sorry for asking something so trivial, but I need an R code to analyse mutual distribution of two species on study plot. I can use kest/lest functions from spatstat library in R to analyse...

19 April 2024 2,652 0 View

Surprise: zero citation?

Hi! There was some kind of glitch on my ResearchGate page: the citations of my 104 articles, books and other publications suddenly turned out to be zero (see screenshot). What's reason of this...

18 April 2024 8,915 4 View

How to calculate community weighted mean for forest undergrow?

I currently try to calculate community weighted mean for leaves traits of forest undergrow - grasses and small shrubs. I use protected area of plants as a weighted coefficient. Only half of the...

05 April 2024 1,081 1 View

How could one achieve a stable SCF convergence in the case of lanthanide complexes?

Dear Colleagues, I am a beginner in the field of computational chemistry, and my interests are primarily focused on the calculation of magnetic states and exchange interactions for 3d- and...

17 March 2024 4,065 5 View

Where can I find test images (ground truth) for testing computed tomography algorithms?

I have some ideas on computed tomography algorithms. However, I have never worked with databases in this area. The algorithm is quite simple, and we would like to have a test image or images...

07 March 2024 986 0 View

Comparing Predictors: Is Higher Hazard Ratio Indicative of Better Performance?

Can a predictor with a higher Hazard Ratio (HR) be considered better compared to a predictor with a lower HR? In other words, can the HR assessment be used as an analog to AUROC for evaluating the...

14 January 2024 9,317 3 View

Are there any electrophysiologists working on the spike 2 program?

My team recently purchased this software and are having difficulty writing experimental protocols. Can anyone help with creating a stimulation protocol? We have: Spike 2, SED 1401 (Micro 4) My...

24 December 2023 9,864 0 View

What is the minimum reached big size (nut coke not considered) coke rate in Blast Furnace world wide?

Dear colleagues, if somebody knows what is the current minimum coarse (nut coke not considered) coke rate in Blast Furnace world wide? I heard, that in South Korea in Gwangyang Blast Furnace №2...

12 October 2023 4,108 0 View

Is Broken-Symmetry DFT applicable to gadolinium complexes?

Dear Colleagues, I am new to the computational chemistry, and I am primarily interested in the exchange energy calculations for polynuclear metal complexes. Is the broken-symmetry DFT approach...

21 August 2023 8,675 2 View

Is it safe to boil concentrate water solution in the same dust-proof box (positive pressurised) near cleaned for elemental analysis glassware?

We have an isolated dust-proof glaw-box for for "clean" analysis procedures: sample concentration, sampling itself, and plastic-glassware steam cleaning/ storage. It is known that some elements...

27 July 2023 844 0 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

Can you suggest reliable sources defining "3D mesh" and "3D city models"?

Dear fellow researchers, I am currently working on a paper where I need to provide a reliable reference that defines and distinguishes between 3D mesh models and 3D city models. Although I am...

06 August 2024 9,986 2 View

What are the shear and normal stiffness values of an LLDPE liner in 3D numerical modeling of a stockpile?

I am seeking experimental or applicable data for the liner (LLDPE) interface in FLAC3D numerical modeling of a large stockpile. Could you please recommend suitable references? The preferred data...

05 August 2024 3,665 0 View

Do you know best conditions for formation of best REE deposits?

I want to know more about REE deposits.

03 August 2024 6,930 2 View

What is the best conditions for formation of REE ore deposits?

I want to know more about REE deposits.

31 July 2024 7,366 1 View

CAD File of human's & rat's respiratory airways ?

Dear all, I am working on particle deposition in human's & rat's respiratory airways using CFD and I am looking for the 3D CAD file for my simulations (STEP or IGES format). If somone has such...

29 July 2024 1,092 2 View

Has anyone looked into the stability of FEM methods on curved meshed?

Google scholar isn't giving me any results on this

27 July 2024 595 2 View

Cell optimization in 1D Nanotubes?

Dear All, I use Quantum Espresso. I want to optimize the structure of the carbon nanotube using the vc-relax. I got confused about how to fix cell_dofree here. For 3D, cell_dofree = 'all' or...

22 July 2024 5,708 0 View

How to classify 3D Bioprinting as a part of Additive Manufacturing?

Hello, I have a problem in classification of "Additive Manufacturing" techniques. There are several classification for Additive Manufacturing e.g. Powder, Extrusion, Resin etc. Actually, I am OK...

15 July 2024 139 3 View

Anyone working in Model updating technique using FEM?

I am trying to model RCC beam with induced corrosion. How to model this beam using model updating technique.

14 July 2024 3,536 3 View