Hi i would like to analyse a synthesized nanoparticle using BET, SEM and TEM? Can anybody assist?

Hi i am intending to characterize some nanoparticles, i there anybody who can assist?

03 March 2018 9,337 8 View

Do we have related studies on student-centred approach to a large class setting?

many studies on learner-centred education are subject specific to assess the impact on performance. however, i am looking for available research that links practicality of teaching a large class...

01 November 2017 7,486 4 View

ATP Solution in Basic pH?

Hello, I have been trying to make a buffer that contains 2.5mM ATP in a basic solution. However, whenever I attempt to make the buffer it becomes cloudy, and some sort of precipitate settles at...

01 October 2017 9,430 1 View

What's the best way to determine Titin isoform ratio?

I haven't been able to find two separate western antibodies for it, and I was wondering what other people have used?

08 March 2017 4,449 1 View

Does anyone know of a way to reuse or wash Zip Tips?

15 January 2015 4,272 4 View

How do I handle waste water samples for maximum results in a research involving mercury?

Most of the techniques mentioned will require Hg to be as Hg++. I have to digest my samples completely before using any of these techniques.

09 May 2014 503 7 View

Which is the best method of analysis of mercury in wastewater?

I am planning to do a research on the levels of mercury in waste water; mercury is known to be a persistent, bio-accumulative toxin, indicating that its toxicity does not diminish through...

07 May 2014 4,068 38 View

How do we calculate the standard deviation of a population in research?

In my research on the "Analysis of the levels of arsenic in home-made brews, spirits, in water and raw materials using HGAAS in Nairobi county" I found out that the concentrations of arsenic in...

16 January 2014 4,207 0 View

Why is the Concentration on Nitrate always higher than that of Nitrite in Solutions?

Nitrate is more stable and can be transformed into nitrite. Nitrite levels in most water supplies are very low.

27 December 2013 3,203 4 View

Why was the MCL for arsenic in water revised from 10 to 50 ug/l?

On January 22, 2001 EPA adopted a new standard for arsenic in drinking water at 10 parts per billion (ppb), replacing the old standard of 50 ppb. The rule became effective on February 22, 2002....

25 December 2013 5,846 3 View

Alternative to mediation analysis?

I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....

21 February 2021 8,609 1 View

How COVID-19 has affected mental health?

The pandemic has led to depression and anxiety and its negative effects shouldn't be ignored. However, it has also led some people to become more resilient! What do you think? Thank you.

21 February 2021 4,733 19 View

What is the success rate of the e-learning plan in achieving the objectives of the curricula?

I need to know the reliability of the evaluation results and the rate of achievement of the course objectives, Thank you (*-*).

02 February 2021 7,828 7 View

What new can be added in the field of historical studies to implement more realistic programs?

What new can be added in the field of historical studies to implement more realistic programs in dealing with the events of history and interpreting them with scientific sincerity and competence?

26 January 2021 559 1 View

What's the difference between the role-plays and real-world cases in teaching Business English?

English Business Communication and Soft skills became the necessary basis for doing business in the global digital era. Wherever business communication fails, the business loses money and becomes...

14 January 2021 6,046 6 View

What are the most important values we should teach to our students?

In one of my articles "The need for a values-based university curriculum" https://www.universityworldnews.com/post.php?story=2019092415204357 I propose that higher education should adopt a...

14 January 2021 2,304 95 View

COVID-19: Individual level, cross-country Panel dataset. Which method to use?

I am struggling with the most appropriate method to use for my Master thesis on the impact on mental health indicators of informal caregivers before and after the start of the COVID-19 pandemic. I...

07 January 2021 1,456 5 View

What are the mental health insurance policies in different countries?

Post Covid 19 the scenario in India has changed and some of the private insurance companies are providing coverages for mental disorders. So My question is what mental disorders are covered in...

04 January 2021 6,474 10 View

How will COVID-19 change higher education in the short/long run?

31 December 2020 5,414 68 View

Did you know trees in cities can lower stress and boost our mental health?

Benefits of urban trees :

22 December 2020 9,702 2 View