The spin echo in systems with a coupled electron-nuclear precession

Abstract

I. Introduction 235 II. Theoretical concepts 237 ???1. Basic aspects of NMR in magnetic crystals. 2. Dynamics of nuclear magnetization with a dynamic frequency shift in a transverse rf field. 3. Induction and echo. 4. Frequency-modulated echo. III. Experimental research 244 ???5. Measurement methods. 6. Magnetically ordered crystals which have been studied. 7. Free-induction signal. 8. Spin-echo signals. 9. Spin systems with a small dynamic NMR frequency shift. 10. Dynamic NMR frequency shift of nuclei in domain walls. IV. Conclusion 253 References 254