What do you suggest for conducting a better experiment of PV-PCM panel?

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Binder for ZnO nanoparticles in graphite paste electrode?

I have been using paraffin, but the deposited ZnO still detach from electrode. What is the best binder to modify graphite paste electrode with ZnO nanoparticles?

03 August 2024 4,624 3 View

If the emission of all greenhouse gases is stopped now, will the temperature of the earth continue to rise?

Here's a serious question: If we were to stop emitting all greenhouse gases right now, would the Earth's temperature start to cool down, or would the existing greenhouse gases continue to warm the...

30 July 2024 5,123 4 View

Wrong out put for gmx x2top?

Dear users, I would like to simulate a zeolite structure in gromacs. I got the .cif file from IZA expanded in one direction in Materials Studio and exported a .pdb file. However, when I want to...

24 July 2024 367 4 View

Is there a good macro photography kit for on-site metallurgical investigation?

I am looking to purchase a photography kit for onsite metallurgical investigations, such as capturing photos of worn areas, hot tears, cold tears etc. Could anyone suggest me a good...

22 July 2024 3,490 2 View

The measurement of cellular uptake of nanoparticles?

What protocol can be used to measure the cellular uptake of a nanoparticle? Is there a way to get more of a non-targeted nanoparticle into the cell? Why a fluorescent nanoparticle does not enter...

18 July 2024 7,153 2 View

How to define a zeolite structure with rigid framwork?

Dear Gromacs users, I would like to simulate a zeolite-water system. In different literature, it is suggested to consider a rigid framework of zeolite to decrease the computational cost. I would...

15 July 2024 4,590 1 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

Is there a difference between the curriculum and the style of the study?

A question about scientific methodology

13 July 2024 2,160 8 View

How to calculate Cohen's d from CI 95 and t value from a paired sample t test?

We have conducted a systematic review to investigate the effectiveness of a treatment for a psychological disorder. We aim to report effect sizes and p values of the reviewed studies but one study...

10 July 2024 7,186 4 View

Authorship for data analysis?

I participated in 2 research projects in which I was responsible for part of data analysis and figures production. Also, I spent hours trying a new statistical approach -for me- to implement in...

10 July 2024 1,226 5 View

How to define an anisotropic material with asymmetric elastic compliance/stiffness matrix in ANSYS APDL?

I need to model an anisotropic material in which the Poisson's ratio ν_12 ≠ ν_21 and so on. Therefore, the elastic compliance matrix wouldn't be a symmetric one. In ANSYS APDL, for TB,ANEL...

09 August 2024 5,048 2 View

Please explain how the plastic input value should be considered from the true stress-strain curve for the bilinear elastoplastic material model ?

I am working on Abaqus/Explicit(Quasistatic ) for the deformation of the auxetic structure model. Please explain how the plastic input value should be considered from the true stress-strain curve...

05 August 2024 454 3 View

Which is more important: The human factor or the technological factor in combating climate change?

On a personal note, even though technology has attracted a lot of interest and funding to combat climate change, it is becoming more and more clear that taking care of the "Human Dimension" is...

02 August 2024 6,773 12 View

Given the current level of natural phenomena cause by the climate change and environmental pollution, will the AI find the technological solutions?

AI-driven technologies offer previously unheard-of capabilities to process enormous volumes of data, extract insightful knowledge and improve predictive models, according to the UN’s World...

31 July 2024 9,733 3 View

"How to handle large negative geopotential values at the surface in reanalysis datasets?

I have observed in some cases there are large negative values of surface geopotential in Era5 and MERRA2, in most cases in regions with complex orography. Why this happens? How can i handle this?

27 July 2024 4,628 2 View

Will the catalytic effect of retained austenite happens in steels including RA?

The catalytic effect of retained austenite refers to the phenomenon wherein quenching steels with a small amount of retained austenite, when subjected to tempering at a specific temperature...

27 July 2024 8,508 0 View

Problem with Two-phase simulation?

Hello; I am conducting a CFD study on two-phase flow in a separator, utilizing refrigerant as the working fluid. For this study, I have implemented pressure inlet and pressure outlet boundary...

25 July 2024 2,309 5 View

What is the right voltage sweep direction for characterization of HER kinetics?

In general, when performing a Tafel analysis for corrosion resistance measurements, a line voltage scan is performed from say -250 to +250 mV vs. OCV at low scan speed around 0.125 mV/s. However,...

25 July 2024 7,982 3 View

Why is trifluoroacetic acid (TFA) used in c-18 column?

I would like to know the role of the TFA (trifluoroacetic acid) used on reverse phase chromatography c-18 column. It's is often used with a concentration of 0.1% on the mobile phase.

23 July 2024 8,075 3 View

How can I identify popular hashtags on a social media platform from three years ago?

I'm looking into climate change fake news (specifically ice melt fake news) on TikTok and YouTube, and I'm going to be gathering relevant social media posts from around COP26. Any ideas on how I...

23 July 2024 6,737 2 View