51V EPR simulation

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Chanchal
Newbie
Posts: 1
Joined: Mon Jan 10, 2022 8:39 am

51V EPR simulation

Post by Chanchal »

Hello all,
I recently started using Easy spin by following the steps mentioned in the Prof. Stefan Stoll video lectures.
I need to simulate the following EPR spectra of a vanadium complex
A starting code for the spectra will be appreciated.
Thank you for the help

Attachments
51V_Try.png
51V_Try.png (199.46 KiB) Viewed 6271 times
51V.tif
51V.tif (241.27 KiB) Viewed 6273 times
ykliao
User
Posts: 15
Joined: Sun Jun 20, 2021 11:56 pm

Re: 51V EPR simulation

Post by ykliao »

Stefan Stoll
EasySpin Creator
Posts: 1108
Joined: Mon Jul 21, 2014 10:11 pm
Location: University of Washington

Re: 51V EPR simulation

Post by Stefan Stoll »

In the particular spectrum you posted, it looks like you might have some baseline issues (left baseline and right baseline are not zero). That will make it difficult to fit the spectrum with EasySpin.

sangita1
Newbie
Posts: 4
Joined: Thu Mar 02, 2023 2:01 pm

Re: 51V EPR simulation

Post by sangita1 »

I am also facing the same baseline issues (left baseline and right baseline are not zero). It will be helpful if someone can help me regarding this type of baseline correction.

seradır
Newbie
Posts: 8
Joined: Wed May 13, 2020 9:46 pm

Re: 51V EPR simulation

Post by seradır »

sangita1 wrote: Thu Mar 02, 2023 3:51 pm

I am also facing the same baseline issues (left baseline and right baseline are not zero). It will be helpful if someone can help me regarding this type of baseline correction.

In my opinion, If it considered that there is linear decrease on the above EPR spectra, one can use "originlab" software with subtract line option (Analysis:Data Manipulation:Subtract Straight Line).

sangita1
Newbie
Posts: 4
Joined: Thu Mar 02, 2023 2:01 pm

Re: 51V EPR simulation

Post by sangita1 »

Thanks Seradir,
I have solved the problem in my case. Actually the background is coming from my substrate on top of which I have deposited my sample. So in that case I have substracted the substrate from my actual sample data like below:

%Imports Data, then the background and subtracts out the background
[B1, spc1, Params1] = eprload('Sample.DTA');
spc2 = spc1;
Params = Params1;
[B3, spc3, Params3] = eprload('Substrate.DTA');
spc = spc2 - spc3;

Hope, I am correct and this will help someone.

Thanks,
Sangita

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