How to find data for Depreciation Rate or Net Domestic Product?

I'm currently working on the paper The Green Solow model of William A. Brock and M. Scott Taylor. In order to create my models, I'm currently seeking for a database where one can find the...

24 January 2021 5,342 4 View

Conditioned media collection after 72hrs?

I have to collect conditioned medium from SACC-LM cell line. I have been collecting the media after growing the cells for 72hrs (once they reach 70% confluency). Is this the right way to do...

01 October 2020 3,881 3 View

How do we use polarization in Gromacs 2019?

It seems that polarization has been implemented in the Gromacs version of 2019 and further. However, I can't seem to find relevant info in the documentation except for the edits that have to be...

30 June 2020 1,835 3 View

How to calculate average with only valid variables in Stata (version 14)?

I'm trying to calculate an average of nine different numerical variables as a new variable in Stata (version 14). Some of these nine variables have missing values. I would like Stata to divide the...

25 March 2020 6,583 2 View

Any software piloting MWG AG Biotech Primus HT Multi Block PCR-System ?

Hi, Could someone share the software piloting the MWG AG Biotech Primus HT Multi Block PCR-System ? it is an old PCR system and our computer crashed and with it, the software. thanks a lot

25 September 2019 7,025 1 View

I need any solution for PVT datas fiting of molten polymers to several equation of state therories? FOV Theory or other ?

For a project on interfacial/surface tension, we performed PVT experiments on several polymer melts. To adjust PVT data to surface tension, i first need to fit my PVT data to the FOV equation of...

19 June 2018 4,599 1 View

DNA samples mixed up, wrong sequencing identification, how to solve it?

We sent for sequencing several bacterial strains in batch to an external provider. When we got our results back and started to analyze them, we found out that several of our samples were not what...

22 May 2018 5,533 5 View

How do you properly critique a research article whose major results are significantly dependent on a software (where you just input data then run) ?

Many research outputs have their major results run by a software. Relying on the results of these software applications just because they are commonly used in that certain topic of research, seems...

03 May 2018 4,336 7 View

Is it alright to generalize optimum nutrient levels/ratios from researches tackling the same dinoflagellate species but different morphotypes?

19 April 2017 9,911 1 View

Technique for DNA extraction from cold water corals polyps (Lophelia pertusa)?

Does anyone have experience with DNA extraction from polyps? I would like to look at the microbial community and I am unsure how to handle the mixture hard coral and soft tissue. Thanks for any...

26 January 2016 3,873 2 View

Buffer Exchange using column packed with sephadex G-25 effect on protein concentration?

Hello, If i am doing a buffer exchange for an antibody of 1mg/mL, does the elution lose protein in the process of buffer exchange? For example, if i flow through 500 uL of 1mg/mL sample, and...

03 March 2021 6,299 3 View

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03 March 2021 5,360 2 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 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

Mixed ANOVA - help?

I'm currently working on a piece which asks to conduct an ANOVA - looking at the effect of sporting group (2 levels), and exercise trials (two trials with six levels). I've computed this all...

27 February 2021 9,626 4 View

How can we raise the figure when we writing a paper with Latex ?

Hi, everyone. I'm a starter to write a paper by Latex. But I have some difficulty using it. I'm writing the paper with 2 columns. And, there is one figure that occupies the 2 both-sides. I want to...

26 February 2021 3,738 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