From your experience - what are the biggest impediments in the implementation of Digital Twins?

Even almost 20 years after the first Digital Twin (DT) concept was presented by NASA, there is still no broad implementation of DTs in industry is known to date. Why is that? What is hindering...

29 October 2020 1,003 7 View

Do you know of any publication manuals or style guides that have a chapter on bias-free / inclusive language, aside from APA (7th edition)?

The Publication Manual of APA (7th edition) has a very useful chapter on bias-free language. I would like to know if you've come across such chapters or sections in other publication manuals or...

21 October 2020 1,582 4 View

What can I do to get a straight baseline in RP-HPLC?

I am running a RP-HPLC system with a C18 column. In our group, we mainly use the system to analyze peptides. The baseline of the system is not stable. In every run it is increasing over time. The...

29 July 2020 5,003 11 View

What is the optimal well surface area for C2C12 myoblast differentiation into myotubes?

Does anyone know of studies investigating the optimal well sizes for growth/hypertrophy of C2C12 myoblast-derived myotubes following differentiation using standard serum starvation? I find that...

06 July 2020 598 2 View

Which tube should I use to connect vacuum oil pump with Schlenk line?

I want to connect the vacuum oil pumps in our lab with the Schlenk lines and I am not sure which tubes (material, brand, etc.) I should choose. At the moment I am using a red rubber tube and it is...

30 January 2020 7,354 2 View

Superficiality or shallowness scales for trait evaluation?

Does anyone know if there exist a psychometric scale that measures the personal shallowness/superficiality of an individual when evaluating other's individual traits (age, race, gender,...

11 September 2019 2,566 3 View

How to calculate inter-coder reliability (two coders) with observations fitting almost into the same category?

02 June 2019 979 2 View

How to attach specific bacteria to the surface of micro-spheres/beads?

We are starting up a new project where it would be highly relevant to attach specific bacteria to the surface of micro-spheres/beads of e.g. alginate. However, literature and potential...

18 April 2018 7,993 2 View

A free tool for Deming regression analysis?

Hi, According to this webpage Deming regression can be done in Excel: http://www.real-statistics.com/regression/deming-regression/deming-regression-basic-concepts/ - and seems to work fine. But...

08 November 2017 9,854 2 View

Can I selectively remove host cells from mouse blood while retaining intact bacteria?

To enumerate the total amount of bacteria per blood volume, I would like to selectively remove host cells from mouse blood while retaining bacteria. Size filtration is unlikely to work as filters...

22 October 2017 6,278 3 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How to classify strictly upper triangular matrices by similarity?

Let F be a field. Consider U, the set of n times n strictly upper triangular matrices in F. For X, Y in U, we call them similar if there exists some S, which is non-degenerate and upper...

01 March 2021 2,957 8 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View