What is the best instruments/equipment for measuring PM concentrations in outdoor air?

09 January 2020 0 5K Report

I am looking for an accurate portable equipment to mesure PM in the ambient air.

More Ágata Alveirinho Dias's questions See All

I have a simple question: can i use "displacement" instead of "shift" when i refer to XRD peaks?

In my new research, about TiAlN thin films, i constantly use the word "shift". I would like to know if i can write "displacement" as a synonym, with the intention to not repeat the words.

02 June 2024 9,694 4 View

Which factors, practices, and tools impact trust in online business negotiations?

We addressed such a question at Exploring The Missing Link Between Trust in Business Negotia...

14 March 2024 2,875 1 View

How to adjust an electrostatic potential surface in pyMol after adding phosphorylation sites?

I used I-TASSER to predict the 3D structure of my protein of interest and PyMOL with APBS plugin to add a surface showing the electrostatic potential. Then, with PyTMs plugin, I added three...

25 January 2024 6,228 0 View

Hi Researchers, could you recommend an antibody to the GIRK4 protein encoded by the Kcnj5 gene?

I am searching for antibody to rat brain tissue. I would prefer to purchase antibody for both Western blot and Immunohistochemistry. Thank you in advance.

01 January 2024 6,335 1 View

Should I include non significant correlation coefficient while calculating summary effect size in random Meta analysis?

For calculating summary effect size in meta analysis do i need to group correlation/beta coefficient between 2 variables which are significant or even non significant ones. Eg I have 20 studies...

11 December 2023 1,532 2 View

How to optimize a protein structure in PyMol after adding phospho residues?

I am using PyMol with PyTMs plugin to visualize possible phosphorylation sites on a protein. I am wondering how I can use the program to calculate and show an optimized protein structure to avoid...

26 November 2023 7,663 1 View

How to exfoliate graphene in large areas (sides above 50 to 100 μm)?

I've been trying the method described in : Reliable Exfoliation of Large-Area High-Quality Flakes of Gr... The process I'm doing now is: Clean the SiO2/Si substrates with acetone, IPA and DI...

01 November 2023 9,236 0 View

Does anyone know how to use Fstat program to calculate the Fst, Fis and Fit for different populations?

I tried using Fstat but the software gave me Fis and Fst for each of the loci. I am looking for Fst for each of the populations and not loci. Can anyone help me with this or suggestion useful...

30 October 2023 6,284 0 View

Does anyone had problem with Promega Annexin V, where it shows that living cells are dead and vice versa?

Hello! I have used Promega RealTime-Glo Annexin V Apoptosis Assay but the results looks very weird and I would like to know if someone else came across that kind of trouble. The highest...

15 October 2023 4,813 0 View

Statistics: How to determine the percentage thresholds that correspond to each maturity level?

In the context of my PhD, I developed a Maturity Model for Responsible AI. The model uses 4 maturity levels. Each organization selects a small number of persons to fill a survey using a Likert...

10 October 2023 9,800 3 View

Which Scopus Journal provides the most affordable fees?

"PUBLISHING IN A SCOPUS JOURNAL" Researchers are now at a cross road. The critical need to publish in a Scopus or ISI, etc journal is ever vital. Journal Publication fees must be submitted....

10 August 2024 8,621 1 View

Seeking Advice on Viability and Execution of Undergraduate Thesis Topic?

Hello everyone, I am currently developing a thesis proposal and would appreciate your input on its viability and how to effectively carry it out. My proposed topic is: "Does the perceived threat...

10 August 2024 8,992 0 View

Who will be moral responsible for the death of thousands of people in the event of an earthquake?

Who will bear moral responsibility for the deaths of thousands of people in the event of an earthquake? Weeks and months remain before the onset of strong earthquakes that bring death to...

08 August 2024 6,134 12 View

Are there any instruments for studying time similar to the way it is in space?

There are a huge number of methods for studying objects in space, according to the senses (and not only). Mechanical, thermal, optical, acoustic, electrical, magnetic, based on particle beams,...

06 August 2024 7,102 0 View

In the case of a wound l recurrence after radical breast cancer and sentinel lymph node biopsy. Are the sentinel lymph node procedure recommended?

In the case of a wound l recurrence after radical breast cancer and sentinel lymph node biopsy. Are the sentinel lymph node procedure recommended? If no axillary lymph node dissection was not...

05 August 2024 8,056 1 View

How effective is the Citi Bloc standard basket in enhancing the accuracy and comparability of international construction cost assessments?

Citi BLOC Standard Basket Definitions: A standardized unit representing a fixed basket of construction materials, labor, and equipment costs priced in various cities. Purpose: To create a common...

04 August 2024 8,997 1 View

Regarding a model for simulating battery charge and discharge, what do you consider to be high fidelity?

Regarding a model for simulating battery charge and discharge, what do you consider to be high fidelity? What is the acceptable percentage of error (regardless of the metric)? Could you suggest...

03 August 2024 5,358 0 View

Interested in a SCOPUS collaboration?

Hi RG family. My team and I are working on some SCOPUS publications and we need co-authors who are willing and capable of undertaking both qualitative and quantitative-based studies. The scope...

02 August 2024 7,843 0 View

Interested in a SCOPUS collaboration?

Hi RG family. My team and I are working on some SCOPUS publications and we need co-authors who are willing and capable of undertaking both qualitative and quantitative-based studies. The scope of...

02 August 2024 8,572 0 View

Is there any Indian Company or Startups, from any universiy or IITS, which manufacture Gas Chromatography instrument , i want to make a custOmized G?

or we can collaborate

01 August 2024 6,705 2 View