Is the human race still getting taller?

Is there an end or are we getting taller and taller over time?

06 July 2014 6,606 3 View

Why do we feel cold and shiver when we have a fever?

Why do we feel cold and shiver when we have a fever?

06 July 2014 863 2 View

Is it possible to correct colour blindness?

Is it possible to correct colour blindness?

06 July 2014 8,540 2 View

How old can plants be?

Do plants die of old age? What are the oldest plants?

06 July 2014 6,303 6 View

Would it be possible to fill in the ozone hole with man-made ozone?

06 July 2014 9,529 2 View

Do left-handed people think more laterally?

Do left-handed people think more laterally?

06 July 2014 9,179 2 View

Are new names for modern degree courses more attractive for young students?

One can observe that young students like it very much if they can study "Cybersecurity", "Neuroinformatics", "International Management", "Optronics", ... For "marketing reasons" this sounds much...

05 June 2014 7,885 6 View

How do you deal with data security in virtual organizations?

If different parties have different security policies, how do I harmonize them?

05 June 2014 9,558 10 View

Is ResearchGate time consuming for you?

How much time do you spend in ResearchGate every day? Is it important for you to spend much time in ResearchGate?

05 June 2014 8,255 6 View

Has anyone tried out and measured the final execution times after rearranging the output data in its initial order?

From the algorithm complexity point of view It is well-known that a radix-4 FFT is better than a radix-2 FFT, a radix-8 FFT is better than a radix-4, and a radix-16 is better than a radix-8 FFT...

04 May 2014 847 5 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

To date, according to health authorities, 30% of the population's diseases are initiated by drinking water pollution. Do you know this problem?

The main studies are as follows: * regular and timely receipt of information about the state of the environment using automated systems (stationary and mobile); * operational analysis of the...

23 February 2021 912 5 View

Multinomial probabilities and confidence intervals - obtaining the CI of the reference category?

Hi, Some background to my question: I have fitted 1st order multinomial Markov models with covariates. Since all probabiilties (for each row of the transition matrix) sum to 1, I estimate only...

22 February 2021 2,541 4 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

22 February 2021 6,569 3 View

How to extract water soluble amino compound from after aqueous work up?

4-Dimethyl amino pyridine is used in reaction.Product formed contains amino group along with amide & is highly water soluble. To remove 4-DMAP aqueous work up done. Please give solution. Thanks.

21 February 2021 1,883 1 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

21 February 2021 7,561 4 View