What are the units of ImageJ results?

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What is the problem in attached file?

I have done ORR LSV (attached file) at different RPM (400-2000) in 0.1M KOH electrolyte (PH=13) using RDE. My teacher said that it is wrong due to limiting current density. Kindly give me your...

08 September 2019 1,841 2 View

How to do Particle Size Distribution of very small particles?

I used Image j but I didn't get correct result, is there another way to calculate particle size?

05 June 2019 9,018 3 View

What is the correct way of conversion of ppm to ppb?

Please suggest me a correct method of dilution of solutions to convert ppm to ppb. Let suppose I have 0.05 mg/ml solution, it has 50 ppm and I want to convert into different ppb solutions like 50,...

04 May 2019 9,461 1 View

How I can match simulated and own XRD pattern in Origin?

Hi, I have used American Mineralogist crystal database and downloaded .cif files and then used VESTA software to simulate XRD pattern and also have jcpdf number, I want to match with my own XRD...

04 May 2019 1,936 4 View

How can a beginner learn the analysis of X-ray photoelectron spectroscopy (XPS) by himself?

Is there any literature or trilaterals?

04 May 2019 3,459 6 View

Can anyone provide me JCPDS files?

Hi, everyone, I needed JCPDS files of Pt, Cu, PtCu & Cu3Pt, if anyone have then please share with me, I will be highly thankful. File numbers are as follows: PtCu = JCPDS 48-1549 Pt = JCPDS...

04 May 2019 2,260 4 View

What does it mean pass/fail in BET result?

I did BET for my catalyst (PtCu Nano particles) when I got result, I saw this error (given in attached figure), as BET Surface area is too low, what does "fail'' mean? is it incomplete analysis or...

03 April 2019 7,184 10 View

What is the standard electrode potential of Hg/HgO ?

For the conversion of the applied potential vs Hg/HgO electrode potential vs reversible hydrogen electrode (RHE) using the Nernst equation as follows: ERHE = EHg/HgO + 0.059 × pH +...

01 February 2019 5,405 3 View

How can a beginner learn the analysis of XRD Powder method by himself?

Is there any literature or trilaterals?

01 February 2019 5,119 12 View

How to convert a potential collected with reference to Hg/HgO to Reversible Hydrogen Electrode?

I have collected a LSV data by taking Hg/HgO as the reference electrode. But I want to convert this one to RHE. Please suggest me the required conversion equation. 0.1M KOH was taken as the...

01 February 2019 7,122 4 View

How can I prepare virus for a TEM or SEM imaging?

I have virus (viral hemorrhagic septicemia virus) in suspension and the experiment will not involve cells. What level of TCID50 is preferred?

11 August 2024 3,115 1 View

Handling Missing Data and Building a Predictive Model with Incomplete Information ?

I am developing a predictive model for a water supply network that involves 20 influencing points. However, I only have historical data for 10 out of these 20 points. I would like to know how to...

10 August 2024 4,005 2 View

Is it possible to use the Fused Deposition Modeling (FDM) to additively manufacture interconnected porous structure generation of >100-200 micrometer?

Usually, additive manufacturing techniques like SEBM, SLS, and SLM are used for interconnected porous lattice structure generation with sizes of >100–200 micrometers. Can the Fused Deposition...

09 August 2024 7,892 0 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

How can I apply boundary conditions in an orthotropic steel deck numerical model using ABAQUS software?

I am trying to simulate vehicular loading on an orthotopic steel deck bridge section in ABAQUS software. The red arrow mark in the attached figure indicates the direction in which the vehicle will...

08 August 2024 718 0 View

1. If I can quantize the atom using this hyperbolic spiral and classical physics, could nature do the same?

If we map as a continuous motion an ionising electron (beginning its journey at n=1) in an H atom, a specific hyperbolic spiral appears (see animation). When we solve this spiral formula, we find...

07 August 2024 5,342 2 View

Is there anyone with experience in TEM analysis who can assist with a manuscript for an upcoming journal?

Hello dear colleagues, We have prepared a manuscript on NiTi-based alloys and are seeking a second opinion on our current TEM results. If you are a Ph.D. holder with experience in TEM and have...

07 August 2024 9,563 0 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

Weak DAPI staining after immunohistochemistry - how to improve?

After immunohistochemistry of previously fixed in PFA and EtOH and then frozen 20 μm sections of zebrafish brain, DAPI staining is very weak (right) compared to the same sections stained without...

05 August 2024 9,637 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 453 3 View