How to clean PTFE vessel from carbon deposits after it has been used for generating carbon from glucose?

A PTFE vessel was used as a reaction vessel to carbon coat magnetite NPs using glucose at 180C for 12 hrs. The interior of the vessel was blackened by the carbon deposits. It was soaked for long...

09 October 2019 5,570 3 View

What is the most popular English translation of the Quran? and Why?

There are many English translations of the Quran. In your opinion, which one is the best and why?

08 September 2019 3,751 3 View

How do you deal with slow learners? What action do you take if you feel that they will be unable to pass your course?

I believe that there are individual differences among students. I appreciate sharing your feedback in terms of how we can deal with very slow learners (slow comprehension).

08 September 2019 1,934 13 View

What is the marketing chaos and how can it occur in the business environment?

04 May 2019 5,391 1 View

How ethical behavior can be promoted in drug marketing, taking into account the profitability of drug marketing ?

Despite the control imposed by various trade unions and consumer protection societies, we note that there is a patient's exploitation through the drug marketing processes that are supposed to be...

04 May 2019 6,074 4 View

Is it Activated biochar or acivated carbon?

some researchers use the term of activated biochar instead of activated carbon, is it right?

31 December 2018 4,071 7 View

What is the best method to synthesize gold nanoparticles from gold sheet?

Gold nano particles have wide application range. One of the main problems of gold nano particles synthesis is producing well dispersed non agglomerated particles? I greatly appreciate your suggestions

31 December 2018 2,220 6 View

Is it possible to desulphurize shale oil while in gaseous phase using non hydrogen methods?

Shale oil has plenty of sulphur in the form of thiophenes, thiols etc. Its desulphurization is a critical issue for its use. I am really interested in insitue desulhurization during pyrolysis

10 November 2018 7,067 0 View

Prerequest Fundamentals for Robust Control Theory?

Hi, What are the books and/or papaers/reports that are recommended in order to understand fullly the mathematical stuff in the following book: Robust and Optimal Control by Kemin Zhou et...

03 April 2018 7,271 12 View

What are the dominant uranium species in aqueous nitrate solution in the pH range from 4 to 10?

What are the dominant uranium species in aqueous nitrate solution in the pH range from 4 to 10?

01 February 2018 1,807 6 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 does an antibody have full intact antibody + half antibody?

Hello, I was just wondering how does a antibody have full intact antibody + half antibody? Is it because of the drug conjugation?

28 February 2021 1,577 1 View

How do I choose contrasts in SPM8?

I am learning how to use SPM for PET and PET-MR analysis, but I haven't found any great resources that explain how contrasts work. I have a series of PET images where our hypothesis argues that...

24 February 2021 1,534 2 View

Does anyone have any ideas why drug-resistant malaria is increasing in Southeast Asia even when those drugs are no longer used?

When dealing with bacterial toxins, there are three varieties of microbes that develop in your petri dish: toxic, resistant, and susceptible. Initially, there are only toxic and vulnerable...

21 February 2021 6,084 5 View

Online surveys for social sciences researchs: what are your opinions about this tool and how can we improve the research design to incorporate online?

Good morning everyone, Due to the pandemic, I conducted several online surveys. It is quite agile, not at all expensive, but there are several problems: the sample's representativeness and its...

21 February 2021 7,457 3 View

What is the most prevalent drug related problem in the developed countries?

Detecting the drug related problems is an important step in the pharmaceutical care plan

21 February 2021 5,421 3 View

No title

19 February 2021 8,647 3 View

How to improve dissolution of neosome?

I have made neosome from herbal drug. Neosomes are stable. But I face problems in dissolution. I used minimum ratio of 1:1:0.25 ( Drug:span 60: Cholesterol and GMs. Now how can I active better...

17 February 2021 3,584 1 View

ZnS oxidizes to ZnO!!why??

when I put my ZnS solution in the chemical bath, the ZnS oxidizes so there are ZnO peaks appearing because of the reaction with the oxygen in the air, despite the fact that I close the beaker...

14 February 2021 5,778 9 View

How to determine the drug loading and the drug release capacity of a polymer micelle using UV spectroscopy?

Currently, I am working on PLA-PEG copolymer micelle for the drug delivery system. I have seen several papers where some researcher talks to centrifuge the drug-loaded micelle to separate the...

13 February 2021 5,822 7 View