Contents

1 Preface

2 Introduction

3 Electric and Magnetic Moments

3.1 Electric dipole and quadrupole moments

3.2 Magnetic Moments

3.3 Atoms and molecules

3.4 Atomic moments

3.5 Atomic nucleus and nuclear moments

3.6 Hyperfine splitting in molecules

3.7 Atomic polarizability

3.8 Molecular polarizability: orientational

3.9 Molecular polarizability: vibrational

3.10 Polarization of matter

3.11 A fourth kind of polarization

3.12 Polarized sphere

3.13 Magnetization in Matter

3.14 Diamagnetism

3.15 Paramagnetism

3.16 Molecular paramagnetism

3.17 Magnetism in metals

3.18 Ferromagnetism

4 Classical Limit

4.1 Electromagnetic field

4.2 Matter

4.3 Perturbations and transitions

4.4 Orientational polarizability

4.5 Absorption and emission of radiation

4.6 Motion of magnetization

4.7 A quasi-classical note

4.8 Macroscopic motion

5 Magnetic Resonance I

5.1 Nuclear magnetic resonance

5.2 Emitted field

5.3 Line width

5.4 Hyperfine splitting

5.5 Ferromagnetic resonance

5.6 Classical quasi-particles

5.7 Quasi-classical dynamics

5.8 Nuclear quadrupole resonance

5.9 Quantum transitions

5.10 Quasi-quantum mechanical dynamics

5.11 A parametrization for the NQR

6 Electric Dipolar Resonance

6.1 Quasi-classical dynamics

6.2 Vibration resonance

6.3 Quasi-classical dynamics

6.4 Rotation resonance. Planar rotator

6.5 Rotation resonance. Spherical pendulum

6.6 Rotation resonance. Quenched dipoles

6.7 Parametric resonance

6.8 Parametric resonance. Quenched dipoles

7 Parametric Resonance in Rotation Molecular Spectra

7.1 Summary and introduction

7.2 Free rotations

7.3 Strong static field

7.4 Weak static field

7.5 Dipolar interaction

7.6 Discussion and conclusions

7.7 Highly-oscillating electric fields

7.8 Appendix

8 Magnetic Resonance II

8.1 Classical magnetic moments

8.2 Magnetic moments of the particles

8.3 Nuclear magnetic resonance

8.4 Emitted field

8.5 Line width

8.6 Hyperfine splitting

8.7 Ferromagnetic resonance

8.8 Quasi-classical dynamics

8.9 Electric dipole and quadrupole moments

8.10 Nuclear quadrupole resonance

8.11 Spin echo

9 "Exact" solutions

9.1 A general case

9.2 Right angles. Nuclear magnetic resonance

9.3 Nuclear quadrupole resonance

9.4 Parametric interaction

9.5 Spectral line

9.5.1 Introduction

9.5.2 Zeeman splitting and transverse excitation

9.5.3 Arbitrary orientation

9.5.4 Conclusion

10 Concluding Chapter

10.1 Summary and introduction

10.2 Quasi-classical dynamics. Quantum systems

10.3 Example 1. Planar rotator

10.4 Example 2. Spherical pendulum

10.5 Extension to condensed matter

10.6 Example 3. Nuclear magnetic resonance

10.7 Example 4. Nuclear quadrupole resonance

10.8 Discussion and conclusions

11 Epilogue

11.1 Introduction

11.2 Old Quantum Mechanics

11.3 Matricial Quantum Mechanics

11.4 Wave Mechanics

11.5 Additional remarks

11.6 Fundamental experiments

11.7 Concluding remarks

12 References

Index