Global parameter in Abaqus?

Hello, im encountered on a problem in Abaqus that i cant solve. Setting: Parameter analysis in Isight include Abaqus model. The Model is a simple shaft hub connection with a standard contact...

26 January 2021 3,349 2 View

Hey, how is it possible to detect whether a change in the magnitude of the coeffcient of the independent varibale is significant?

How can I differentiate insignificant from significant changes in Magnitude of the coefficient of the independent variable after a Control variable is included in the Regression. To put it...

09 December 2020 8,317 6 View

Search for the realistic constrain conditions on 2D FEM simulation of a screw-head/screwdriver model in Abaqus?

Hello, I am looking for the optimal condition to drive the screwdriver via a reference point (RP). A partition that halves the tool and a small circle were tried out to connect the RP. The problem...

05 October 2020 935 4 View

How to calculate viral titer based on qPCR measurement?

Hi there, I am having trouble calculating the viral titer based on a given copy number from a qPCR measurement. I have isolated the DNA from a cell pelett (5E6 cells) through a commercial...

19 August 2020 3,815 3 View

COVID 19 - Would APRV in a shared circuit be feasible?

https://www.youtube.com/watch?v=uClq978oohY I ruminated a consideration on this proposal for the last couple of days as Germany is in anticipation of the surge. To be clear: This is also just a...

18 March 2020 2,050 4 View

Experimental Data for Free Surface Elevation Downstream of a Horizontal Cylinder?

I'm looking for experimental data about the free surface elevation downstream of a horizontal cylinder in shallow water flow. Ideally for different Froude- and Reynolds numbers in a 2D setting....

14 August 2018 4,426 3 View

How do I calculate welds in FEM/Ansys?

Hello. RIght now, I am doing a project about weld spots in different materials. We are doing tensile tests on welden test subjects and are filming the results with a thermal imaging camera. We...

27 April 2016 521 2 View

Is it possible to make an "is"-statement for a single event from probability?

I came across a multiple choice question which was set as follows: "A man with an autosomal dominant hereditary disease (50% net probability for transmission) has 4 children which are two pairs...

10 March 2014 6,508 3 View

Good texbook for statistics?

I'm in the excellent position of having a vast ebook library at my hands from which I can get almost any book I would desire. Besides from a lot of medical publications I would also like to...

02 December 2012 241 17 View

Is there any paper available indicating that eicosanoids are not stored in membrane phospholipids?

I'm interested because there are several notions in the literature that they are not reesterified after production but I can't find any proof for this.

24 June 2012 8,983 9 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

Which database would give me this list of chemical components?

Dear colleagues: I would like to know if anyone knows of a database that gives me the parameters pH, K, K, Mg, P, C, N, Zn, Cu, Ni and Cd of common foods. I find a lot of information of proteins,...

26 February 2021 5,525 3 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

Why is NH4OH added in heavy metals limit test?

The limit test I'm referring to is USP method II. In this procedure you need to dropwise add 6N of NH4OH to the sample until it the pH is alkali. After that you need to dilute and add HOAc until...

23 February 2021 2,049 3 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

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22 February 2021 9,932 11 View

Can anyone help or comment on solubilising chlorobutanol in aqueous injections in minimum time possible?

Please suggest solubilisation of chlorobutanol in injections. Tried pH and high temperature. But the issue is of assay drop. If anyone can suggest any solution. Its a commonly used excipient for...

21 February 2021 7,397 1 View

What reaction will occur when adding hexamine into ammonium nitrate in an acidic medium?

Hello, I am investigating properties of water in oil emulsion explosives. And adding hexamine (hexamethylenetetramine) into one of the phases that are used to make the emulsion should increase the...

21 February 2021 8,680 1 View