Theory
NMR and Symmetry
Strong Coupling
mechanism of spin-spin coupling
  1. Contact interaction
  2. Indirect Coupling
Angular dependence
Types
J(HH) 
nJCH at natural abundance
nJNH at natural abundance
Examples
J in proteins
J in nucleic acids
J in carbohydrates
Dipolar Couplings (D)
Applications
In-vivo NMR Spectroscopy
l");