Tagged questions

J-Coupling In Proton NMR

1 1 3k
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I'm currently a college student taking Organic Chem and I've no idea how to figure out the J-coupling for H-NMR and neit...
Posted: Scott 11 / Updated: Evgeny Fadeev 5571 Aug 07 '10 at 11:37

What is radiation damping?

1 1 10103
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What makes very strong signals broader - just due to the interaction of the sample with the detection coil - what is the...
Posted: Evgeny Fadeev 5571 / Updated: Kirk Marat 656 Feb 08 '10 at 05:47

Absorption of RF energy quantum and change of the nucleus spin state

1 0 3k
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Is a quantum of energy such as that in transverse RF field produced by NMR probe absorbed instantaneously by a single nu...
Updated: Evgeny Fadeev 5571 Jan 26 '10 at 13:42

What are the best recources for learning about and making shaped RF pulses?

1 2 2k
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If someone knew nothing about shaped RF pulses for NMR - where would you suggest to look first to learn about them and t...
Posted: cdr 41 / Updated: sekhar Talluri 601 Feb 11 '10 at 11:36

finding sample data for practicing 2D 1H assignment

2 1 2k
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as I have already started to assign a small peptide, I need sample data set for practicing 2d h1 assignment, could you p...
Posted: niloofar niknam 26 / Updated: jkurutz 111 Dec 15 '09 at 05:00

What is the correct way to label a multiplet?

1 1 7k
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Hi, I am puzzled with a determination of multiplicity of a spectrum. When to use abreviation m? And how to cut a bunch o...
Posted: rusta 16 / Updated: Evgeny Fadeev 5571 Jan 18 '10 at 21:20

Magnetic resonance energy units [closed]

1 1 2k
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What is the energy difference between the anti-parallel and parallel states of the hydrogen nucleus in a 1.5T and a 3T m...
Posted: Grum 16 / Updated: Evgeny Fadeev 5571 Nov 18 '09 at 14:28

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