What should be the sample size for my research?

If my sample is somewhere between 100 and 150 is it enough to make a deduction of results and what will be the chances of my research getting accepted

30 June 2020 9,594 12 View

How to isolate full lenght of SbBADH1 and SbBADH2 ?

Hello, It was easy to get the full length of SbBDAH1 (1520 bp) & SbBADH2 (1517 bp) from cDNA using dream taq from thermo scientific, although there were non specific targets and primer...

27 February 2020 5,848 6 View

May I have a suggestion how to conduct a size exclusion chromatography with gravity-flow system?

Column that will be used, available in the lab, 1.5 x 20 cm ,Econo-column, Bio-rad,Resins GE-healthcare Sephadex G-75,.

06 April 2019 2,512 2 View

Does anybody have a protocol for lipoprotein lipase activity colorimetric assay?

We research a colorimetric method for assaying lipoprotein lipase activity in the supernatant by using an ELISA reader.

25 March 2019 3,236 3 View

Surface coverage of nanoparticles?

when nano particles surface is modified with the help of fabricating agent how can we find out that surface of nanoparticles are entirely covered by Fabricating material and how do we find that...

16 December 2018 9,870 3 View

What does 10X TBE buffer means with regard to molar concentration?

Can anyone help me on laboratory calculation problems? The question asked, "the MW of Trizma is 121.2., what is the molar concentration of Trizma in 10X TBE buffer?". does 1X concentration buffer...

06 November 2018 9,776 2 View

What is acceptable size range of carbon nnaodots?

carbon nanodots is new emerging filed with versatile application and stability, in literature size is mostly reported between 2-10 nm. is it necessary to have particles of such size range or...

16 February 2017 404 3 View

I want to mix by ball milling KNO3 or Mg(NO3)2 with natural kaolinite or silica, is it Ok?

18 January 2017 2,917 5 View

How to make bi-functionalized gold nanoparticles by one pot method?

I want to functionalize gold nanoparticles with apolymer for drug loading, and I also want to fuctionalize it with tumour directing ligands. what should be the steps, should i first functionalize...

02 September 2016 5,871 3 View

Please, I would like to ask about the calculation of the annealing temperature of that primer?

07 August 2016 9,183 2 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 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

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

How does an AC-DC power supply Flyback Converter Based USB Charger Model using Matlab/Simulink looks like?

I am required to learn about Flyback converters and I got stuck not knowing to full design of the power supply flyback converter Based USB Charger Model using Simulink, especially the design model...

25 February 2021 5,435 2 View

Sample size determination for non-parametric tests?

How do I run a a priori sample size determination for non-parametric tests, like the Mann-Whitney U-test and the Kruskall-Wallis or other non-parametric tests that accord with the unpaired t-test...

24 February 2021 166 6 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

How to build fouling and erosion simulation model for Aero Engine compressor and turbine rotor in Simulink / Matlab?

How to build fouling and erosion simulation model for Aero Engine compressor and turbine rotor in Simulink / Matlab?

22 February 2021 3,697 1 View

How can I get "Matlab/Simulink model for Droop/Reverse Droop controllers"?

Dear Professors, Colleagues and Friends I need to develop a simple Matlab/Simulink model of reverse droop controller for a simple LV MG. How can I get a simple one to use it as a sample? A basic...

22 February 2021 8,647 2 View

ANCOVA controlling baseline in RCT - how to perform power analysis and sample size estimation?

Hi, I have a simple question. I am hoping to perform a power analysis/sample size estimation for an RCT. We will be controlling for baseline symptoms, and using post-treatment or change scores as...

19 February 2021 2,648 23 View