Peut-on dire que la pandémie de COVID-19 a eu un impact positif sur le développement et la stimulation des innovations technologiques?

More Omar Tanane's questions See All

Why does flow deformation occur at the test line and control line on nitrocellulose membranes (LFIA)?

I use 1% BSA in 10 mM phosphate buffer (pH 7.4) solution when striping my nitrocellulose membranes with antigens and antibodies. However, I always observe deformed flow when my sample or running...

16 February 2021 4,224 3 View

How can I set up UV irradiation for crosslinking lab?

Hi, I am using a mix of 2 polymers and want to try and crosslink them. I have a UVA lamp of 365nm and have tried the lab previously at 30cm above. How would you recommend I approach the lab and...

31 January 2021 8,711 3 View

Which air pollution/air quality books do you recommend for working with environmental engineering students?

I am exploring up-to-date books on air pollution and air quality, and I would like to know which books do you recommend for environmental engineering students.

25 January 2021 3,972 7 View

How to simulate Sloshing water using Dynamic mesh in ANSYS Fluent ?

I am trying to model sloshing water in a tank in ANSYS Fluent using Wall motion. BUT it seems that System coupling is not responding to wall motion and it works only with Dynamic mesh.

20 January 2021 2,963 3 View

Are there other models that meet the same purpose?

Both Jakes and Gaussian models are used to characterize the power spectral densities of mobile communication channels.

11 January 2021 759 3 View

SDAS, secondary dendritic arms space relation with solidification rate?

Want to know the relation between sdas and solidification rate, the mechanism by which getting smaller space between secondary arms by increasing the rate ?

23 December 2020 735 2 View

Shall i use the country's CPI score or rank while entering the data ?

I have the Corruption perception index as a control variable in my study and i'm not sure what i have use the score or the rank of the country ? please advice what i have to use in the data entry...

09 December 2020 3,797 2 View

Any thoughts for a research topic in a master's level thesis regarding combination of Supply chain and entrepreneurship?

Hi, we are two master's students at JIBS and currently looking for inspiration and suggestions for a research topic that has a connection of both "supply chain" and "entrepreneurship". maybe...

18 November 2020 2,524 3 View

Can electrophoretic mobility measurements of polymer-coated AuNPs be used to infer the role of charge (if any) in their dispersion stability?

Hello Everyone, We have stable citrate-coated AuNPs dispersed in water. Different polymeric protective coatings (PEG, PVP, BSA) have been chemically grafted to the citrate-coated AuNPs for...

17 November 2020 2,903 16 View

How can instructors assess the intercultural competence of their ESL students?

Intercultural competence is a skill rarely taught and measured in ESL venues. What is an ideal way of measuring the student's progress in developing intercultrual awareness and testing it?

08 November 2020 2,176 16 View

Which of the Covid-19 Vaccines would elicit the best immunoprotection and why?

I want to know which of the available Covid-19 Vaccines would elicit the best immunological response and why

02 March 2021 1,388 3 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

How vaccines of covid 19 work?

Millions ask how vaccines of covid 19 be successful and safe, its here to explain generally how vaccine of pfizer work ,mRNA vaccines teach our cells how to make a protein that will trigger an...

28 February 2021 2,723 4 View

Where can I find public datasets with Covid-19 patient information?

Hi, I'm looking for public datasets that have CT, X-ray information, or medical records for patients with Covid-19. Does anyone have suggestions?

28 February 2021 4,760 3 View

Is there any published or unpublished statistics on dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, US, UK or any other country?

Are there any published or unpublished statistics or papers on the dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, USA, UK, or any other country where vaccination has started at...

28 February 2021 4,237 1 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

If a given country passes mandatory 'vaccine passport rule' to go outdoors, otherwise stay at home, can it help to vaccinate all against COVID-19?

Wether vaccine passport declared not to go out of home without it may help taking COVID-19 vaccine. Can't it break individual's right to protect the community? Your comments on perspectives...

27 February 2021 5,549 23 View

How long do vaccines protect us against COVID 19?

Or will we have to get vaccinated every year, as in the case of influenza?

27 February 2021 1,048 5 View

What are the patterns of human behavior that lead to COVID-19 infections?

Does data from contact tracing help in establishing patterns of behavior and social interactions that lead to infections? There are cases here in the Philippines where patients have no travel...

25 February 2021 9,002 13 View

IF troubleshooting: looking at an intracellular protein that localizes to the cell's and how to reduce increase in signal due to cell ruffles?

I am currently trying to stain for PI3KBeta in MDA-MB-231 cells. My current issue is that 1) beta stains all over the cell and 2) there is an increase in signal at the edge of the cell and this...

24 February 2021 8,582 1 View