Can used UV vis spectroscopy for detection of phenolic compounds?

More Neeran Jasim's questions See All

What are the uses of red clover oil in the field of preventive dentistry?

Red clover oil is one of the herbal oils used in the field of herbal medicine. It has multiple benefits in increasing bone strength, reducing gingival inflammation, reducing bleeding from the...

18 March 2024 7,054 0 View

How to prepare concentration MPs for field scale ( phytoremediation of floating plants ( water lily, water mimosa, water hyacinth )?

how to prepare concentration MPs for field scale ( phytoremediation of floating plants ( water lily, water mimosa, water hyacinth )?

04 March 2024 1,822 0 View

How coupling between heat transfer and fluid flow in piezoelectric pump?

Greetings, what are the boundary conditions requested for coupling between the fluid flow and heat transfer when designing a piezoelectric pump(piezo actuator)? For heat transfer physics, I mean...

09 February 2024 6,374 0 View

Any idea about the mentioned error below that appears in Comsol multiphysics?

The current RANS turbulence model requires a Reciprocal Wall Distance variable. Make sure that all the study steps solving for the flow variables in this physics interface get their initial values...

08 January 2024 1,697 2 View

What distinguishes plant tissues from animal tissues in tissue cell culture?

if cane answer it

07 January 2024 1,315 0 View

What's the main reason for using the flaxible partial denture instead of acrylic partial denture?

answer in brief

07 January 2024 3,537 0 View

Can we use a data set for geotechnical application ?

I would like to explain my question, during a discussion with my colleague (Prof Dr Amer ), he informed me that the dataset that used from other field like engineering communication can also use...

01 January 2024 350 2 View

What is your opinion about the removal of microplastic and Silver Nanoparticles from the river?

removal of microplastic and Silver Nanoparticles using phytoremediation from freshwater ( river. Pond. lake)

18 December 2023 5,904 0 View

What is your opinion about the removal of microplastic and Silver Nanoparticles from the river?

removal of microplastic and Silver Nanoparticles using phytoremediation from freshwater ( river. Pond. lake) sharing please your opinion. thank you

14 December 2023 5,937 1 View

How can explain achieving the distance of 15 cm between the lines of wheat a maximum flag leaf area compared to the two distances20and 25 cm?

How can explain achieving the distance of 15 cm between the lines of wheat a maximum flag leaf area compared to the two distances20and 25 cm? Is it bkz the Less plant density inside the line 15cm?

30 June 2023 6,633 3 View

Which type of compound does lamda max of 218 indicate in a uv-vis spectrum of a partially purified compound through column and TLC?

A crude extract of fungal culture using EtOH was subjected to column and TLC and partially purified compound was obtained. UV vis spectrum of the compound/s has max absorbance at 218nm. The...

11 August 2024 9,801 2 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

Why might the impedance values for DI water and 0.1X PBS buffer solution exhibit a decreasing and increasing trend, respectively over time (HP 4194A)?

Hello everyone, I'm encountering an issue with my electrochemical impedance spectroscopy (EIS) measurements and would appreciate some insights. Experimental Setup: Electrodes: Gold interdigitated...

05 August 2024 3,783 2 View

Can a Conventional 50W visible LED Lamp Emit UV Light?

I'm researching light sources and their UV emissions. I'm curious if a 50W, 7500K conventional LED lamp emits any UV light. I found that a 200W tungsten lamp can emit up to 1.5 mW/cm² at 350 nm....

31 July 2024 3,843 7 View

Mossbauer spectroscopy Co0.6Mn0.4Fe2O4 MNPs?

Following curve related to Co0.6Mn0.4Fe2O4 Magnetic nanoparticles with extra phase a-Fe2O3. I will appreciate to help me to interpretation this spectroscopy, especially the blue line.

31 July 2024 9,140 2 View

How to calculate conductivity using Electrochemical Impedance Spectroscopy's Nyquist plot?

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

How can we calculate the percentage of configuration interaction (CI) in the UV output data of the Gaussian program?

How can we calculate the percentage of configuration interaction (CI) in the UV output data of the Gaussian program? for example: Excited State 17: Singlet-A 5.1359 eV 241.41 nm...

28 July 2024 9,165 2 View

Why semicircle of nyquist plot is not complete?

While I am doing HER, I noticed that nyquist plots of Electrochemical Impedance Spectroscopy (EIS) is not complete. Will it affect for the Linear Sweep Voltametry (LSV) data? However, I can found...

26 July 2024 7,542 4 View

What is single absorption ESR spectroscopy ?

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

Can we fit a gaussian Fit on a LIBS Peak ?

Though much literature suggests fitting a Voigt profile on a LIBS peak, is it also possible to fit a Gaussian profile on the LIBS peak? I have 204 spectra files, and I am building a pipeline for...

23 July 2024 6,127 1 View

Preethanuj Preethalayam

I agree with answer suggested by Yahia Z Hamada. But due to other factors the value may slightly deviated such as hydrogen bonding, solvent etc.

Bojidarka B. Ivanova

MNr. Jsim,

In general, the answer to your question is 'yes', but not mixtures of phenolic derivatives.

Neeran Jasim

Thanks for answer Dr. Bojidarka B. Ivanova

Thanks Dr. Preethanuj

Thanks Dr. Yahia