1. Multiple Electron Resonance Spectroscopy: An Introduction. - 2. Instrumentation and Experimental Methods in Double Resonance. - 1. endor. - 2. eldor. - References. - 3. Theory of Multiple Resonance and esr Saturation in Liquids and Related Media. - 1. Introduction to Saturation. - 2. eldor. - 3. endor. - 4. Transition Probabilities. - 5. Heisenberg Spin Exchange and Chemical Exchange. - 6. General Approach. - 7. Average endor and eldor. - 8. Saturation and Double Resonance in the Slow-Tumbling Region. - Appendix. General Properties of the Transition Probability Matrix W. - References. - 4. Solution endor. - 1. Introduction. - 2. Analysis of endor Frequencies. - 3. Analysis of endor Intensities and Linewidths. - 4. Conclusion. - References. - 5. Modulation Effects in Multiple Electron Resonance Spectroscopy. - 1. Introduction. - 2. Theory. - 3. Examples of Zeeman Modulation Effects. - References. - 6. Disordered Matrices. - 1. endor in Disordered Matrices. - 2. eldor in Disordered Matrices. - References. - 7. Crystalline Systems. - 1. Introduction. - 2. Determination of Anisotropic Hyperfine Splitting Tensors. - 3. Unique Role Played by endor. - 4. Unique Role Played by eldor. - 5. Complementary Role Played by endor and eldor. - References. - 8. endor on Hemes and Hemoproteins. - 1. Introduction. - 2. endor Technique Applied to Heme Systems. - 3. endor Measurements on Hemes and Hemoproteins. - 4. Summary. - References. - 9. endor and eldor on Iron-Sulfur Proteins. - 1. Introduction. - 2. Theory. - 3. Instrumentation. - 4. Iron-Sulfur Proteinsendor and eldor. - 5. Summary. - References. - 10. Radiation Biophysics. - 1. Introduction. - 2. Indirect Effects. - 3. Nucleic Acid Constituents. - 4. Protein Constituents. - 5. Conclusion. - References. - 11. Polymer Studies. - 1. Introduction. - 2. Irradiated Polymers. - 3. SpinProbes within Polymeric Matrices. - 4. Spin-Labeled Polymers. - 5. Concluding Remarks. - References. - 12. endor of Triplet State Systems in Solids. - 1. Introduction. - 2. Nature of Triplet States of Organic Molecules. - 3. Spin Hamiltonian. - 4. Examples of Systems Studied. - 5. Summary. - References. - 13. Principles and Applications of Optical Perturbation-Electron Paramagnetic Resonance (opepr). - 1. Introduction. - 2. Experimental Technique. - 3. Theoretical Treatment of opepr Experiments. - 4. Examples and Applications. - 5. Concluding Remarks. - References. - 14. Electron-Nuclear-Nuclear triple Resonance of Radicals in Solutions. - 1. Introduction. - 2. Experimental Aspects. - 3. Theoretical Aspects. - 4. Comparison between Theory and Experiment. - 5. Applications of triple-in-Solution. - 6. Conclusion. - References. Language: English