Detecting methyl, hydroxyl and superoxide radicals

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Leijdn
Newbie
Posts: 1
Joined: Sun Mar 21, 2021 11:37 am

Detecting methyl, hydroxyl and superoxide radicals

Post by Leijdn »

I am looking to detect wether there are reactive oxygen species present in my EPR data, especially methyl, hydroxyl and superoxide (DMPO spin trap adducts).

I have managed to plot my EPR data using the tutorial (please see attached an example). Grateful for any input on how I can now detect wether these radicals are present in my data.

PT_Cu_v01.png
PT_Cu_v01.png (360.26 KiB) Viewed 941 times
thanasis
Local Expert
Posts: 242
Joined: Thu Jan 21, 2016 6:28 am
Location: Strasbourg

Re: Detecting methyl, hydroxyl and superoxide radicals

Post by thanasis »

First, find representative g-, A- values for DMPO radicals from the literature and try to fit your data based on these values using esfit and pepper (look at the examples to get some sample scripts).

If you run into problems, post your script (with the data) to get more specific feedback.

Good luck!

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