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### Contents

Chapter 1 | 1 |

References for chapter 1 | 18 |

echo problems | 38 |

Copyright | |

8 other sections not shown

### Common terms and phrases

angle application of Eqn Bloch equations Brownian motion Brownian systems chapter Chzm components Consequently correlation function corresponding crosscorrelation defined density operator developed diffusion coefficient echo elastomers energy evolution operator expectation value exponential flux following relation Fourier transform FP-equation frequency Furthermore given as follows given by Eqn given in terms gradient Hamiltonian Inserting Eqn integral iotating isotropic Langevin equation LENK linear liquid LN-equation magnetic field matrix elements memory method molecular molecules nematic non-equilibrium obtains particle phase Phyi polymer probability density random variables random walk represented rewritten as follows right-hand side Rzionancz second pulse shown side of Eqn solution of Eqn spectral density spectral density function spectral lines spectrometry spectrum spin relaxation spin system spin-echo spin-lattice relaxation statistical stochastic temperature tensor tetradic theory time-dependent timz tion tonian transition probability vector x/y plane yields ZWANZIG