Can one use the background concentration known soil samples in the calculation of EF of particulate matter pollution?

I wish to calculate the Enrichment Factor (EF) of particulate matter samples. Can I use the background concentration of soil for the calculation? Thanks Francis

07 August 2019 9,556 3 View

Is this not going beyond ones boundary?

Colleagues, I need your candid advise/opinion with regards to investing ones precious time. Does it make any sense for a chemist to invest his/her time in the compilation of plant, weed, shrub...

05 June 2019 995 4 View

What are relationship between enrichment and contamination Factors?

If a particulate matter or soil sample has a high enrichment factor (EF) is it possible for the sample to have a low contamination factor (CF)? Example From the calculations of a result, it was...

05 June 2019 1,684 8 View

Back trajectory techniques in air pollution?

Can somebody assist me to draw back trajectory? I need this for my thesis write up to be presented in January, 2019. Thanks Abulude F.O. [email protected]

11 December 2018 6,646 2 View

How does Air pollution low-cost sensors work?

I want to monitor the air using low-cost sensors. Before buying, I want to find out how they work. Do they work independently or are they accessories to air detectors? What I mean is can they...

07 August 2018 4,549 2 View

Can you assist in the convertion of EDXRF concentration?

Elements in my PM samples were analyzed using EDXRF. The concentrations were obtained in cm2. Can anybody teach me how to convert to ug/m3 or ppm? Example Ar - 989.614 cm2 (this is the conc...

06 July 2018 7,999 2 View

Can anyone assist me with the free software of Statistica and R or any software that can draw excellent graphical representations?

I need to draw excellent graphs/charts from my data. Please I need assistance with free software for R/Statistical or any other excellent ones that I can use. I want my paper to be accepted in...

03 April 2018 2,038 5 View

Where can I get assistance for the determination of PAHs and BC of my air samples?

I have PM samples on which I wish to determine PAHs and BC. It would be appreciated if I can get researchers to collaborate with who will be willing to do the analyses. Please suggest...

02 March 2018 3,860 0 View

Protocols of determinations of PAH, EC and ions. Can anybody assist me on these?

Colleagues, I need to determine PAHs, Carbons and ions in my air samples. Can anybody assist me with the step by step protocols/methods? Thanks

02 March 2018 7,752 4 View

Do you know the differences between Technical Note and Manual?

Many journals accept manuscript submissions as Technical Note and Manual. What are the differences between the two terms?

06 July 2017 1,809 0 View

Do anyone here can help us in the field of molecular docking?

We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...

01 March 2021 1,899 2 View

Is there any one who can provide a donation of HPV detection and genotyping kits in exchange collaboration fors?

Warm greetings My name is Ayichew S. and I am doing my Ph.D. in Medical Microbiology (on Human papillomavirus). At this stage, I have almost completed a clinical sample Cervical swabs)...

25 February 2021 1,660 3 View

How can we assess applied digital skills and soft skills through online examinations during COVID-19 semester?

The final qualification assessment for major programs is a strict regimen that involves different stages - oral and written exams, final project viva, internal and external review. How are ICT...

16 February 2021 1,762 8 View

An article on the Iranian state's civil liability in the COVID-19 matter needs supervision; Is anyone interested in collaborating?

Hello. An article on the Iranian state's civil liability in the COVID-19 issue has been written in collaboration with a friend and a comparative look at law and biology. The article is ready to be...

15 February 2021 2,906 2 View

Which tropical country is the most easy for obtaining research permit (for biological research)?

Dear all, High beurocracy hihly complicate field ecolocial and evolutionary research nowadays. Nearly all tropical countries (maybe all?) requires research permit for performitng research and in...

04 February 2021 3,672 6 View

Why marketers need a forensic understanding of consumers and a creative, agile mindset?

02 February 2021 6,579 10 View

How can an Undergraduate collaborate with Professors globally for research projects?

I am seeking to increase my experience by working on research projects and aiming to present them as papers

01 February 2021 3,800 4 View

Are there well-established collaborative sorting tasks/datasets?

Hi, I am currently working on research on communication behavior in Mixed Reality. I am planning a study, where dyads perform a task, in which they have to collaboratively cluster or sort cards...

31 January 2021 4,979 3 View

Question cancelled Question cancelled ?

Question cancelled

19 January 2021 7,478 3 View

What are the most recently efficient and effective information security systems?

I am working on a project: The future of information security: system-approach. In this case I would like to invite you to collaborate in any way that suits you. Any valuable research project...

06 January 2021 5,514 6 View