AMMRL: Teaching question

From: Nimmo, Susan L. <susana_at_ou.edu>
Date: Tue, 31 Mar 2020 15:02:37 +0000

Everyone:
I have received the following question from a physics professor at our University. Please let me know if anyone has any good ideas about this. Thank you- Susan Nimmo

The question: Is there a straightforward way a junior/senior student can model the coherent spin physics in a spin echo experiment to find T2 and he inversion recovery to find t1?

I am teaching the Physics Advanced Lab course. Because the students can not get in the lab I am having them model the experiments to the extent that they can. One of the experiments is pulsed NMR, where the students measure t1 and t2 of mineral oil. We do not have chemical shift resolution, but shimming the magnet is critical to get he pulse sequences to work. We are at 20-21 MHz.

Is there a straightforward way a junior/senior student can model the coherent spin physics in a spin echo experiment to find T2 and he inversion recovery to find t1? Modeling the exponential decays is not what I am after. That does not teach anything about pulsed NMR.


Susan L. Nimmo, Ph.D.

NMR Facility Manager
Department of Chemistry and Biochemistry
University of Oklahoma
101 Stephenson Parkway Room 1700
Norman, Oklahoma 73019

office: 405-325-0677
cell: 405-627-7044
lab: 405-325-2843
Received on Tue Mar 31 2020 - 05:02:41 MST

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