What are the conditions on projection operators in order to have optimal L^2 numerical estimates?

Mixed finite element methods employ numerical spaces that are, most of the time, something different than the full P^k spaces (polynomials with order up to k). For example, the BDM_k spaces for...

04 January 2021 2,009 2 View

What is the best way to use R to analyze keywords in articles ?

I would like to analyze the presence of certain keywords in several publications in order to appreciate how certain articles contribute to the achievement of the SDGs (The Sustainable Development...

16 October 2020 7,390 3 View

Jornal indexd with SCCI?

what is the best jornal indexed in SSCI and is free to punblish my ariticl about CSR?

19 July 2020 4,895 3 View

How do I choose an appropriate statistical test in SPSS?

03 May 2020 1,018 3 View

How is triangulation used in qualitative data to validate results?

I just want to know your perception regarding the use of triangulation in qualitative research.

20 April 2020 4,441 8 View

How do you start a qualitative research question?

I just want to know what are your own practices in writing a qualitative research question.

10 April 2020 5,702 6 View

What is the reason why older students and teachers do not want e-learning in Arab countries?

What is the reason why older students and teachers do not want e-learning in Arab countries?

30 March 2020 7,545 14 View

What should i know before starting to write a Peer Review?

I want to contribute to the peer review. And I want to know if I'm ready or not to do it.

30 January 2020 8,798 22 View

Is there a single database which brings together all the publications of all researchers?

I would like to have a corpus of bibliographic data extracted from a single database.

26 January 2020 6,514 5 View

Do you think that a keto diet is benefit for patients with diabetic type 2 by changing the source of food from carbohydrate to fat ???

Do you think that a keto diet is benefit for patients with diabetic type 2 by changing the source of food from carbohydrate to fat ???

16 October 2019 9,136 11 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 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

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

How to find a correlation between coordinates in a curvilinear coordinate system?

Hello. I have a skewed elliptical coordinate system (I use alternative elliptical coordinates). And I need to determine connections between coordinates in order to fetch a covariance matrix of...

28 February 2021 364 3 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View