I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

I need to accelerate corrosion in steel parts that are used in a salt-water environment. Is there a technique for doing so?

I have a structure that employs d-ring swiveling tie-downs that corrode during use and become "frozen". I have sample swivel assemblies that I wish to corrode to see if I can free them using one...

01 March 2021 3,739 3 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

How to include original NMR data in a manuscript?

hello. i am junior researcher. I received a comment from a reviewer that he could not find NMR data in my submitted paper. I had included the NMR graph with explanation and formula to calculate...

27 February 2021 734 4 View

Does anyone ever solved this following Matlab error : "Error using imaqdevice/start (line 95) pointgrey: Failed to stop the camera acquisition." ?

I use Matlab 2014b to capture some images with a PointGrey camera connected with USB3 port. I initialize the camera in a function which basically execute these followed lines : vid =...

22 February 2021 6,386 1 View

Making my research papers available for readers?

17 February 2021 8,533 2 View

What influences inter-day reproducibility in UPLC-MS/MS analysis?

I was analyzing some metabolites in human plasma. While the intraday precision of these metabolites was acceptable ( less than 20%), the interday precision was quite large. So what influences...

13 February 2021 9,183 9 View

3T3-L1 cells, is this a bacterial contamination or a cross contamination with different cell line? or something else?

Hi, I am experiencing some difficulties with 3T3-L1 cells culturing recently. I am working with 3T3-L1 cells for almost 4 years now and have seen bacterial contaminations/ unhealthy cells and...

13 February 2021 4,040 3 View

What are the main conditions suited for synthesizing a PVDF thin film by solvent casting method?

I have been trying to synthesize PVDF thin film by solvent casting method. I started by using 2:3 DMSO: acetone as solvents. The solution was stirred for 3hrs at 60 deg and was dried at 90 degrees...

09 February 2021 8,850 3 View

Wave velocity and rock density paradox?

Practically it is known that seismic velocity increases as rock density increases, why then does the wave velocity equation involving elastic moduli and density indicate that velocity is inversely...

09 February 2021 1,843 3 View

How to compare 2 samples recruited with different sampling methods?

If I want to compare characteristics of 2 groups of patients, one group is recruited from a random sample of the general public while another group is from a sample with a fixed gender (male to...

26 February 2021 3,526 3 View

How to find if Qualitative and Quantitative (discrete) variables have a relation?

I'm going to do a brief research about the dependance between the number of cases of Covid-19 and sex( male/female) . One of the requierements is to use inferential statistics to test the...

18 February 2021 7,092 11 View

No title

Connecting With the New Digital Customer Immersive technologies

02 February 2021 614 9 View

How to calculate enzyme's energy of activation without rate constant (+excel)?

I want to calculate an enzyme's energy of activation, but I don't have the enzyme's molecular weight to calculate the rate constant or the pre-exponential factor A. This is part of an assignement...

25 December 2020 8,738 3 View

Can your Imagination will Imagine? What you think about real future World in various sectors because of digital & wireless innovations? What are SWOT?

Can your Imagination will Imagine? What you think about the real future World in various sectors because of digital and wireless innovations? How it will change the World? What will be the...

21 December 2020 3,506 7 View

Regression analysis on small but complete dataset (perfect representation of reality)?

I have a repeated measures design with about 16 cases and 5-6 points of measuring. Sometimes, 1-4 full cases or some points of measure are missing. (The measures are 20 numerical and categorical...

20 December 2020 9,004 7 View

Is there any website where I can find daily COVID-19 confirmed cases and deaths according to age and sex for Sri Lanka?

I need to calculate CFR based on age group and sex. For this, I need daily COVID-19 confirmed cases and deaths according to age and sex for Sri Lanka. Where can I find this?

13 December 2020 8,287 2 View

What are best the strategic for mnemonic words?

In my opinion, the best strategy to remembers the words to join the words with action either story or reality.it can be by match using visual media and practice with a native speakers.

07 December 2020 3,909 26 View

split-split-split design will works in reality . if works please insists methodology to adopt?

I have four factors(F1, F2, F3, F4) with different levels( 3*2*2*3). Factors are nested each other so I am planning to do split -split-split design. please insist on the methodology for the triple...

01 December 2020 4,762 6 View

What are possible impacts of Virtual Reality Glass (vive pro) on EEG signals?

Hi All I am conducting an experiment using Vive pro Virtual Reality Glass and EEG simultaneously. I figured out that there is a 20 Hz activity in the power spectrum density of EEG signals while...

12 November 2020 4,180 4 View