How to modifie TiO2 NP to be hydrophil?

I have TiO2 Nps and I have to disperse them in water, but they are not stable. I am trying to use citric acid as modifier to change surface properties of TiO2, but I don't know how and I didn't...

21 July 2019 5,304 3 View

What are the benefits of nano size material used in herbal, Unani and Ayurvedic drugs?

Benefit of nano size over traditional size material in herbal, Unani and Ayurvedic drugs?

16 May 2019 9,227 3 View

Patent can be taken for an individual molecule not for whole herbal drugs as used in Unani and Ayurveda? Is it correct?

As per patent law

16 May 2019 7,430 4 View

Can Clinical trials and animal studies are mandatory after redesigning of dosage form?

Number of formulations of Unani and Ayurveda are prescribed in the books recommended by Drug & Cosmetic act. If we want to change the dosage forms by using same ingredients of formulation...

16 May 2019 976 3 View

Mineral percentage in XRD?

Dear All I have a carbonate rock and XRD analysis shows the type of minerals in it. but how can I measure the percentage of each mineral with XRD peaks?

15 April 2019 8,295 5 View

Why do flag tagged proteins have higher molecular weight than the expectation?

Hi everyone! Currently I am purifying a protein (23 kDa) which is tagged by 6x His and Flag. After induction or purification, I expect to see a band on SDS PAGE around 31.8 kDa but I have a clear...

14 April 2019 3,570 5 View

How to do the mathematical modeling for solar dryer by curve fitting toolbox MATLAB?

In the case of mathematical modeling for solar dryers, with the MATLAB software and curve fitting toolbox, If there is Educational File please send. ( Or explanation ). regards

10 January 2019 3,222 2 View

Do Fe3o4@TiO2 and Fe3o4@ZnO core/shell Nanocomposites stable and dispersible in a water solution?

stability and dispersion of these nanocomposite in a solution like brine water are under question. how much time it takes to collapse? I mean agglomeration of particles. I want a solution or...

03 November 2018 4,281 7 View

How to find Stainless Steel 304 stress strain curves at high temperatures?

I have a problem to find a good model of SUS304 mechanical behavior ( stress - strain curves ) at high temperatures ( from room temperature to 1500 celsius degree )

11 July 2016 5,262 4 View

Can anyone help with gypsum soils?

Looking for recent research/literature on improving the engineering characteristics of soils containing high amount of gypsum to be used in the granular layers of a pavement structure.

01 February 2014 7,158 3 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

Can I download BibExcel for MacOs?

Hi everyone, I would like to ask how I can download BibExcel software for MacOs? There are some links which are supported by Windows but I could not find it for Mac. or is there any other software...

01 March 2021 652 1 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

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

Centrality measures computation in Biblioshiny/ Vosviewer?

26 February 2021 7,279 2 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

Is anyone working on a project focused on immigrants/newcomers working in the hospitality industry and how they have been impacted by COVID?

The on-going Covid-19 pandemic has had devastating economic effects on many industries. However, few have suffered to the same extent as full-service restaurants. Numerous studies have shown that...

24 February 2021 9,496 4 View