How to determine the dimensions of an international football field according to scientific principles?

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How can I put the rod of MR damper at mid-stroke length?

Dear all, I am interested in hearing about someone's experience testing a large-scale structure using MR dampers. How can we adjust the stroke length of the MR damper so that the rod of the...

27 September 2023 1,598 0 View

Inquiry for academic research?

This is a questionnaire for academic research in the hotel industry. I really appreciate your time if you fill out this form: https://forms.gle/fqFuHMk3a161FHNJ7

29 April 2023 5,027 0 View

Identify Natural frequency of a pipe using sine sweep?

Hi experts. I would like to use sine sweep of 0-10KHz to excite a 2" pipe with two supports and measure it's response using a single axis accelerometer. Every time i repeat the experiment, I get...

06 February 2023 9,595 0 View

What is the reason of pressure drop of C2+ stream (e.g. C2, C3, C4 etc.) in underground pipeline when upstream and downstream of pipe is isolated?

pressure and temperature of pipeline in normal condition is 32 C and 90 barg. C2+ stream is liquid when pipeline is in service.

23 August 2022 9,063 0 View

What are the most effective methods for encouraging immigrant people from Eastern cultures to seek mental health care?

immigrant people from Eastern cultures and seeking mental health care

09 July 2022 5,167 4 View

During times of war and conflict, are social workers more likely to suffer from professional burnout than others?

12 June 2022 8,206 4 View

How does SWAT model calculates recharge for each time step?

In the SWAT documentation 2:4.2.1 Recharge, it was mentioned that the amount of recharge entering the aquifers on day i (mm H2O) is: w rchrg,1 = (1 - exp[-1/delta]).wseep + exp...

19 March 2022 8,004 0 View

How do you use 2-NBDG to measure glucose uptake in INS-1 cells? here is my protocol?

I want to know if there is a protocol to do this assay in INS-1 cell line and if mine is correct. Day 1 1) Seed (150,000 cells) in 24 well plate. 2) Leave in the incubator overnight to allow cells...

15 September 2021 6,327 0 View

Can we dissolve our ethyl acetate crude extract in water and then fractionate it with MeOH/DCM by using Silica gel column chromatography?

Our ethyl acetate crude extract is not completely soluble in MeOH. I want to Know can we dissolve it in water and then fractionate it with MeOH/DCM system by using Silica gel column...

11 September 2021 5,389 8 View

Is it usual to have reaction between guinea pigs and rabbit hyperimmune sera in ELISA?

Hello I have a problem with ELISA test I try to do Ag detection ELISA for quantification my antigen So i hyperimmunized rabbits and guinea pigs with the same antigen then designed the capture...

04 September 2021 4,893 3 View

What should Berlin do as a city to become as impactful as London and Paris in World Football?

Please go through my Abstract. I can also share a proposed Thesis Outline.

04 August 2024 2,077 0 View

Is there a validated questionnaire for target audience research?

Hi everyone, I am currently writing my masters thesis about Strategic Sponsor Acquisition in Youth Women's Soccer. The aim of the study is to identify potential sponsors for a specific youth...

04 July 2024 9,001 0 View

How can I publish my research article here?

I wrote 3 articles on coaching talents from Football to Business and what the correlations and impacts are.

14 May 2024 3,868 4 View

How analytic readers can be reached ?

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29 April 2024 9,791 0 View

What is happening in the field of gene prioritization? Is it still required?

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05 April 2024 4,625 1 View

Why are the Horvitz and Thompson (1952) so much popular?

Horvitz, D. G. and Thompson, D. J. (1952). A generalization of sampling without replacement from a finite universe. Journal of the American Statistical Association 47, 663–685. MR0053460 The...

07 March 2024 3,014 6 View

Suppose you have 5 football teams each team meet the other teams once. The total number of matches is 10.?

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23 February 2024 4,943 2 View

Who has a copy of Seismological Tables,Jeffreys, H. and Bullen, K.E. (1940)?

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15 February 2024 8,263 1 View

I have two profiles in research gate with the same name Fadwa Abd El Reheem. How can I join both together to one profile?

One with my previous position as Lecturer of Clinical Pathology in Fayoum University and the other with my current position as Associate Professor of Clinical Pathology in Fayoum University.

13 February 2024 3,713 1 View

How to find SNP point of a SilicoDArT marker in bread wheat genome?

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31 January 2024 5,834 0 View

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Yaser Mahfouz Elgohari It is necessary to find out what criteria the International Federation of Football Associations suggested. On this basis, create research questions and check their validity

Yaser Mahfouz Elgohari

As far as I know, FIFA has not mentioned any criteria that were used to set international standards for football pitches.