How to rotate a transversal coupling matrix of a filter to find out a folded coupling matrix using matrix rotation?

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How to calculate percentage cumulative drug release?

How to calculate percentage cumulative drug release when, Total volume of dissolution media = 250ml Added formulation was equivalent to 10mg of drug Sample withdrawn = 1ml each time Sink condition...

15 July 2024 4,192 1 View

How can we recover Iron or acid from industrial waste water, pH of waste water is approximately 2 ?

Steel processing industry releases waste water, which contains 20% of Iron with 2 pH. can you suggest any low-cost technique to separate or recover anyone, either acid or Fe from the waste water, pls

24 April 2024 5,636 6 View

Can someone please explain the reason of these globular structures on top of my HeLa cultures?

These structures aren't present in the regular cultures but appear suddenly after we do Biotin labelling. We have performed this experiment earlier but these structures started appearing just...

17 March 2024 6,021 0 View

OCP measurement in corrosion study?

When OCP stabilizes in a given electrolyte there is formation of passivation layer on sample surface or it shows that at this potential corrosion occurs. Also my tafel Ecorr values are not comming...

04 February 2024 8,735 2 View

What is the median discharge voltage for any energy storage device?

04 February 2024 8,068 1 View

Why the colombic efficiency of supercapacitor device initial decreases then increase for 1000 cycles of charge discharge?

why the colombic efficiency of supercapacitor device initial decreases then increase for 1000 cycles of charge discharge?

03 February 2024 281 2 View

How to find the electronic conductivities of powder samples?

17 January 2024 184 2 View

Can anyone help me , how i can export data points after reitveld refinement using MAUD (Material Analysis Using Diffraction) software ?

I have done reitveld refinement of my material using MAUD, and getting the image of the refined XRD, I also want to extract its data points as well. Is it possible to get these data points in...

16 December 2023 2,842 0 View

How to create GGA DFT input file with PW91 Functional in Gaussian16?

Explain in detail with example.

29 November 2023 5,960 2 View

Swing-bucket rotor for AAV iodixanol gradient ultracentrifuge?

Hi all, I'm starting to work with AAV. The protocol that I follow purify AAV by iodixanol gradient ultracentrifuge. The rotor that the protocol recommended is VTi 65.2 Vertical-Tube Rotor....

02 October 2023 3,392 0 View

Geotechnical Engineering (Proceedings of the ICE) time review?

Hello everyone, I recently submitted an article to Geotechnical Engineering (Proceedings of the ICE), and the current status has been listed as "EiC Pre-assessment: Ready" for the past 20 days. I...

10 August 2024 6,493 1 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

Is it true that $\det(V(A))$ may be only $\pm 1$, depending on $n$, for the last symmetric tridiagonal matrix $A$?

One can try to generalize the Vandermonde determinant in the following direction: Let $A$ be any symmetric $n$-order square matrix. Consider its powers' diagonal elements $(A^k)_{ii}$ and...

08 August 2024 6,690 1 View

Is it possible to plot the atom-projected band structure using GPAW?

Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...

07 August 2024 269 3 View

Should I include H atom into C3N5 when i am doing DFT modelling?

Hi all, my experimental XPS results shown that my C3N5 sample consists of N-H bond, hence in this case I should incorporate the N-H bond into my DFT modelling. However, I do notice several papers...

07 August 2024 8,414 2 View

Research Methodology - Impact of Corporate Reputation on Stakeholders Behaviors?

Please can anyone support with the survey questions based on RQ measures and propose how to do it in FMCG industry and include as well the role of brand equity Thanks

06 August 2024 949 0 View

Are there any good simple systems or platforms to recommend?

In order to show people the beauty of control and enhance enthusiasm for learning control theories, are there any good simple systems or platforms to recommend?

05 August 2024 10,034 1 View

Anyone having idea about VN primer for miRNA primer design ?

How to design VN primer to attach with universal reverse primer

05 August 2024 2,116 3 View

Usage of internal standards in LC-MS/MS analysis?

Have you ever seen a LC-MS/MS method uses both internal standards and external standards (in matrix matching purpose) but the concentrations of internal standards are outside the calibration curve...

05 August 2024 3,084 6 View

Why do exism movements become permanent dictatorship threats within liberal democracy thinking under majority rule-independent rule of law system?

Exism movements after gaining power within liberal democracies under majority rule and independent rule of law system become permanent dictatorship threats, but why this is the case is not clear...

04 August 2024 8,125 3 View