An introduction to Solid State NMR and its Interactions
An introduction to Solid State NMR and its Interactions
An introduction to Solid State NMR and its Interactions
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B loc<br />
= A X =<br />
<strong>NMR</strong> <strong>Interactions</strong><br />
.<br />
are tensors<br />
A xx<br />
A xy<br />
A xz x<br />
<br />
A yx<br />
A yy<br />
A yz<br />
X y<br />
A zx<br />
A zy<br />
A zz<br />
X z<br />
X<br />
H=− N<br />
ħ×I . A . X<br />
Second-rank Tensor<br />
A=1 , X=B 0,<br />
B RF<br />
Zeeman Interaction<br />
A= , X=B 0<br />
A=D , X=S<br />
A=J , X=S<br />
A=Q , X=I<br />
Magnetic shielding<br />
Dipolar Magnetic couplings<br />
(through space)<br />
Indirect Magnetic couplings<br />
(through bond)<br />
Quadrupolar Interaction<br />
(electric couplings)
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