How to know the concentration of pesticide in the soil sample?

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How to obtain A linear correlation between the energy of absorption and emission versus polarity of solvents?

I am reading about Solvatochromism of organic dyes, in many papers I found equations for Energy of absorption (Ea) and Energy of Emission (Ef) with Dimroth polarity parameter ET (30) like these: E...

09 October 2018 5,977 1 View

Comparison the fluorescence quantum yield of different compounds?

for Comparison the fluorescence quantum yield of different compounds: in the quantum yield calculation experiment must all the compunds have same concentrations in same solvent, fixed exitation...

11 December 2017 832 3 View

How to know the concentration of pesticide in the soil sample?

I will be thankful if you help me to know the method of extract the concentration of pesticide in the soil sample.

22 October 2017 3,918 3 View

Film coefficient between pvc and water????

????

04 May 2016 5,759 0 View

Can we use steel fiber reinforced concrete in hydraulic structural ?and why?

What is the need of SFRC in hydraulic structural ?

17 March 2016 8,165 1 View

How to get a graph gathering different variables?

For example in my case i need to get a relationship between percentage of steel fiber, aspect ratio, wlc and compressive strength .

10 February 2016 1,451 4 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

Strugglling with m6A dot blot any suugesstion ?

I have been doing the m6A dot blot for a while with no improvement, I am extracting the RNA, and I can see the dots although the three biological replicas give a different reading on the memberan...

10 August 2024 8,539 5 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,106 4 View