How to calculate a standard deviation of multimodal distribution?

I made an experiment where I measure certain parameter a number of times. The result is over a 100 samples which distribution is not really normal. Due to properties of my specimens, results tend...

17 November 2019 318 3 View

Should I amplify fluorescent signal with an antibody for my virus-based tracing study?

15 October 2019 2,292 1 View

Lithium nitrate presence in gel?

I'm trying to synthesize Li2FeSiO4 using sol-gel method. The substrates are lithium acetate, iron nitrate, TEOS and citric acid. Lithium acetate and iron nitrate are mixed in water solution with...

08 November 2018 8,953 1 View

How to compare two groups with multiple measurements?

Hello everyone! I have a theoretical problem with a statistical analysis. I was looking a lot at different fora but I could not find an easy explanation for my problem. I want to compare means...

10 May 2018 3,514 15 View

Do you know of any labs or researchers interested in analyzing EEG data from a small study (10 subjects, 4 conditions) collected via EMOTIV EPOC+?

I have difficulties navigating through the MATLAB and could use some help with the data analysis. I am happy to compensate for the help.

01 May 2018 5,706 3 View

Climate refugees and international humanitarian law. Is it possible?

I asked about this six months ago and I didn't receive any answers. But, I still believe the question is important and mabye this time will be possible to start discussion. I know, probably it's...

05 December 2017 5,617 8 View

Problems with Newick files during submission - Evise submission tool

Dear All, does anyone had problems with the Newick file during submission to the Molecular Phylogenetics and Evolution (Evise submission tool)? The system is rejecting my .nwk/.new files. I've...

19 June 2017 6,330 1 View

How to quench glutaraldehyde fluorescence?

Hello everyone! I would like to ask, how to quench autofluorescence of glutaraldehyde fixed specimen. I always perform standard fixation for immunocytochemistry (4%FA and 0,5%GA) but this time I...

28 February 2017 2,068 5 View

Are banana plantations good sites for mist-netting of passerine migrants in the Middle East and Africa?

I have good experience in other habitats, but have never tried this one - could it be reasonable to try?

22 April 2014 3,225 3 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

How to calculate battery consumption for IoT device?

Hi, everyone I'm working on a privacy-preserving algorithm that will apply to IoT devices. So, I need to measure the power consumption by implementing this algorithm. Any suggestion, advice,...

25 February 2021 8,749 6 View

How vulnerable is water and wastewater infrastructure to cyber terrorism in an age of IoT?

Im looking for any papers, reports,articles, links etc on information on How vulnerable is water and wastewater infrastructure to cyber terrorism in an age of IoT.

24 February 2021 2,750 4 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Is there a suitable way to confine cell attachment area inside a multi-well plate?

Are there any types of cylindrical cell culture inserts that are designed to confine cell seeding area? Say, if I'm using a 12 well plate (3.5 cm^2/well), but only want to seed cells in the middle...

22 February 2021 7,127 4 View