How to quantitative analize the data of TNBS assay for gelatin?

Estemeed colleagues, I found some issues regarding the quantification of the data for TNBS assay. There are different protocols on how to perform that but it is clear to me the "fil rouge" that...

02 March 2021 2,616 1 View

SAR X-Band constellation from Capella Space?

Dear all, I'd like to open here a sort of forum for understanding how the geodesists community is moving in view of the X-band SAR satellite constellation. The new constellation will offer new...

24 January 2021 6,248 0 View

Colab - how to extract NDVI time series from Sentinel-2?

Hi all, I have a collection of Sentinel-2 images and several points within it. In Google Colab, I would like to extract NDVI time series over these points through the whole collection and display...

12 January 2021 4,044 3 View

The use of Orange, a high level tookit for Machine Learning, data mining and data science for scientific research or just teaching?

Related to data mining/data science, I recently discovered Orange (https://orange.biolab.si/) a high level very powerful free toolkit. Using it is very simple and you can test different models in...

09 December 2020 8,832 4 View

How to defend against the reviewer's "not enough trials" objection (non-parametric observed power issues)?

Hi everyone, we need some help with a request from a reviewer. Here's the issue: In our study we investigated the impairment in the ability to recognize facial emotions when a facemask is present...

05 November 2020 1,238 18 View

Any difference between "hydroxy naphtol blue", and "hydroxy naphtol blue , disodium salt" for LAMP?

I am reproducing this work on LAMP (isothermal amplification) A new visually improved and sensitive loop mediated isotherm... , but I am a bit confused about the difference between "hydroxy...

31 August 2020 7,289 3 View

Estimate Enterprise Value using specific accounting (items/lines) variables in regressions?

Need help in finding the best papers related to the above question. Thank you.

30 August 2020 8,430 12 View

Effects of grammatical phrasing (2nd person singular vs. 1st person plural) on compliance to suggestions/prohibitions/prescriptions, etc?

Hi guys! I have a question on a framing effect-like issue. Well, everyone of us has the immediate feeling that there's a huge difference between saying - for instance - "you should respect the...

20 August 2020 7,859 6 View

How can particle fillers increase the elongation at break of polymers?

I am investigating some biocomposites formed by PBAT and tiny particle fillers derived from natural wastes. I have noticed that with a loading of 10%wt. of these fillers, the elongation at break...

28 July 2020 9,367 1 View

How to change features size without padding in CNN?

Hi, I'm using a 2d CNN. My input size is a square image of 20x20 pixels and my desired output has size 400x3. The most common thing I see is to introduce padding over the convolutional layers...

20 April 2020 2,947 4 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

High aspect ratio hexahedral mesh optimization solver?

I am interested in evaluating mesh optimization solvers that converge to high aspect ratio unstructured hexahedral grids. In other words, I am interested in a solver that optimizes warpage,...

26 February 2021 7,279 2 View

Error in comsol?

Dear respected researchers, while performing CFD analysis in Comsol it's showing like this Error: Nonlinear solver did not converge. The maximum number of Newton iterations reached can...

24 February 2021 249 3 View

Implementation of chance-constrained optimization problem via scenario approach?

23 February 2021 7,826 2 View

Should I use Pressure Based Solver or a Density-Based Solver?

Dear researchers, I want to simulate a flow (air) in a wind tunnel, and I want to integrate a fluidic actuator inside it in order to control the separation of the boundary layer. At the blower...

22 February 2021 4,882 3 View

Solution of 2D convection diffusion heat equation using MATLAB ?

This is a polymer heating problem. Polymer enters at around 180C (x=0) in the barrel. Also barrel initial temperature is 180 (t=0). Some heat Is added along whole length of barrel q. We have to...

15 February 2021 3,887 1 View

Is there any effective FEM solver to perform simulation of balloon inflation with large deformation (e.g. 300% strain)?

Hi! Thank you for your time, attention, and support. I am currently using FEM solver Abaqus to perform a set of balloon inflation simulations, trying to understand the deformation shape, stress,...

14 February 2021 2,524 4 View

Defining effective diffusivity in porous zone and non-porous zone?

Hi all, I am working on methanol steam reforming using packed bed for hydrogen generation. I am using FLUENT software for CFD simulation. In reference paper, authors mentioned that effective mass...

10 February 2021 6,104 1 View

How to model in HFSS or FEKO Free Space Material Characterization?

I am having trouble setting up this problem in HFSS or FEKO. In HFSS, I've tried both FEM and FEBI-IE solvers. With FEKO, I've tried it's MoM solver and default settings. I am would like model...

09 February 2021 375 2 View

How to match the XRD of a compound for which there is no JCPDS file ? Is there any other characterization to claim the synthesis of desired compound?

I have synthesized LiMgF3 using the starting precursors LiF and MgF2 via solid state diffusion method. Now I am looking for some characterization to claim the desired product, as there is no...

09 February 2021 921 3 View