The Principles of Nuclear MagnetismThe Principles of Nuclear Magnetism |
Contents
GENERAL INTRODUCTION | 1 |
REFERENCES | 17 |
REFERENCES | 38 |
THE PHENOMENOLOGICAL EQUATIONS OF BLOCH | 44 |
Modified Bloch equations in low fields | 53 |
DETECTION METHODS | 71 |
Transient methods of detection | 86 |
APPENDIX Proof of the KramersKrönig relations | 93 |
COMPARISON BETWEEN THEORY AND EXPERIMENT | 323 |
Electric quadrupole relaxation in liquids | 346 |
REFERENCES | 353 |
NUCLEAR RELAXATION CAUSED BY FIXED PARAMAG | 378 |
B Comparison with experiment | 386 |
B Dynamic polarization by fixed paramagnetic impuritiessolid state | 392 |
RELAXATION BY THERMAL VIBRATIONS IN A CRYSTAL | 401 |
Magnetic and quadrupole relaxation by spinphonon coupling | 409 |
DIPOLAR LINE WIDTH IN A RIGID LATTICE | 97 |
BROADENING BY LIKE SPINS | 103 |
Calculation of the second and fourth moments | 111 |
DIPOLAR BROADENING BY UNLIKE SPINS | 122 |
MODIFICATIONS IN THE DIPOLAR BROADENING CAUSED | 128 |
REFERENCES | 158 |
MAGNETIC INTERACTIONS | 170 |
The effect of electronnucleus coupling in paramagnetic substances | 191 |
REFERENCES | 214 |
QUADRUPOLE EFFECTS | 216 |
ENERGY LEVELS OF NUCLEAR SPINS IN THE PRESENCE | 232 |
B Low magnetic fields | 249 |
APPENDIX Sign of the quadrupole coupling | 261 |
RELAXATION IN LIQUIDS AND GASES | 268 |
Motion of a system subject to a perturbation which is a random | 272 |
Quantum mechanical formulation of the problem | 283 |
E Relaxation by dipolar coupling | 289 |
F Other mechanisms of relaxation in liquids | 305 |
G Nuclear relaxation in gases | 316 |
Ultrasonic experiments | 417 |
REFERENCES | 423 |
THE NONADIABATIC LINE WIDTH | 441 |
DESTRUCTION OF FINE STRUCTURES THROUGH MOTION | 447 |
B Translational diffusion in solids | 458 |
INFLUENCE OF INTERNAL MOTIONS IN SOLIDS ON | 467 |
B Hindered rotations | 474 |
MULTIPLET STRUCTURE OF RESONANCE LINES | 480 |
REFERENCES | 510 |
THE EFFECTS OF STRONG RADIOFREQUENCY | 511 |
B Viscous liquids | 517 |
Decoupling of spins through stirring by a radiofrequency field | 527 |
STRONG RADIOFREQUENCY FIELDS IN SOLIDS | 539 |
B Spin temperature in the rotating frame reversible fast passage | 545 |
Spin temperature in the rotating frame steadystate solutions | 555 |
E Double irradiation methods | 566 |
REFERENCES | 580 |
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Common terms and phrases
absorption amplitude antiferromagnetic applied field approximation assume assumption atoms Bloch equations broadening calculation Chapter chemical shift coil components computed constant correlation crystal curve d.c. field density matrix described detection dipolar coupling echo eigenstates electron spin energy levels expectation value experiment experimental field H flip formula free precession gauss given gradient H₁ H₁(t Hamiltonian hyperfine hyperfine structure inhomogeneity interaction Larmor frequency lattice line width M₁ magnetic field magnitude matrix elements Mc/s measured method molecule motion nuclear magnetism nuclear resonance nuclear spins nucleus observed obtained operator orbital oscillation paramagnetic perturbation Phys polarization proportional protons pulse quadrupole r.f. field r.f. field H₁ random ratio relaxation mechanism resonance line rotating frame sample saturation scalar shape shift signal spectrum spin system spin temperature spin-lattice relaxation spin-spin steady-state T₁ T₂ tensor theory thermal equilibrium tion transition probability vector w₁ wave function zero Δω