how to find dielectric constant of a very less viscous liquid sample?
In the context of Electron Spin Resonance (ESR) spectroscopy, under what conditions is an absorption spectrum considered to be a single absorption spectrum?
25 July 2024 2,325 1 View
I am doing a resazurin assay to determine the MIC of plant extracts against Mycobacterium tuberculosis. The problem is the MIC is coming at a very high value. I read in one paper that even if...
01 January 2024 7,916 2 View
I have some single channel EEG data which are in the .csv format. How to import this .csv File to EEGlab and analyze them? Or is there any way to convert these data to .edf or .bdf format (Biosemi...
07 September 2023 1,200 1 View
Please explain about the IRF (Instrument Response Function)? How it is measured and why it is important?
23 January 2023 1,700 2 View
I am trying to detect a plant compound Asiatic acid.In literature, the detection is very low 205 nm. When I try at this wavelength, there is huge noise and a baseline shift. I am using...
07 June 2022 9,394 0 View
I am looking for some good critics on Bourdieu's Rules of Art.
06 February 2022 6,458 2 View
I am doing TPC assay. I obtained the equation y=0.0006x -0.0123 . I started with 8g of dry plant powder for extraction and dissolved it in 80 ml of methanol. I evaporated the total 80 ml volume...
21 November 2021 2,778 0 View
I want to extract quercetin from the leaves of Centella asiatica. It is an aglycone flavonoid and therefore is less polar compared to other flavonoids . What should be the appropriate solvent -...
14 October 2021 3,968 6 View
I have taken 1 gm of dry leaf powder ad extracted it in 10 ml of methanol solvent.I got crude extract of 70 mg.I did the AlCl3 assay for total flavonoid content for 2 mg / ml . I got the value of...
17 September 2021 644 2 View
I have air dried and freeze dried my leaf sample .After grinding can I store it in a cool and dark place at room temperature until analysis....?
07 August 2021 1,016 3 View
I need to do some experiment with it in liquid form.
07 August 2024 613 3 View
I am not able to get good literature and the physics behind how first these grains and grain boundaries arises out of no where when we make a pellet to study its dielectric properties and then how...
07 August 2024 5,177 3 View
I am trying to recover liquid CO2 from a mixture of 0.6 CO2, 0.3 N2, and 0.1 O2. My aim is to recover about 99% liquid CO2 at the bottom of the column and make sure the amount of gaseous CO2...
06 August 2024 4,611 0 View
I have prepared a liquid broth containing Yeast (S. Cerevisiae) that i need to add from it to fermentation media of lignocellulosic hydrolysate. I need to know based on what parameters do we add...
06 August 2024 662 1 View
What is the best way to freeze the rat brain - liquid nitrogen, Dry ice , isopentane - after isolation for later protein investigation by Elisa?
01 August 2024 1,722 1 View
Hello everyone, I am new to this characterization but watching videos on youtube I have already plotted a Nyquist plot (Z' and -Z'') and already fitted models on my material using Zsim. But now I...
29 July 2024 1,376 0 View
Can we conduct DFT studies for Ionic Liquids with Amines at various concentrations? If so, how can we proceed with these studies? Additionally, what parameters, besides IR, NMR, and HOMO-LUMO, can...
18 July 2024 319 1 View
In general, the characteristic of electric current as a function of voltage in argon plasma jet using dielectric barrier discharge in atmospheric pressure, jet length will increase by the increase...
16 July 2024 9,316 1 View
Our lab has some radioactive cell samples that need to be kept frozen for at least 30 days before flow analysis. For some reason, the samples stored in liquid nitrogen did not perform as well as...
15 July 2024 9,975 1 View
Can I directly analyze a liquid metal-ligand sample without acid digestion in flame atomic absorption spectroscopy?
25 June 2024 1,866 2 View