1. On the occasion of the 70th anniversaries of Yuri D. Tsvetkov and Yuri N. Molin: Magnetic resonance of radical pairs and biradicals

   • Sergei A. Dzuba
   • Kev M. Salikhov

   Announcement Pages: 1 - 3

2. Pulse ENDOR studies on the radical pair P ₇₀₀ ^+· A ₁ ^·− and the photoaccumulated quinone acceptor A ₁ ^·− of photosystem I

   • C. Teutloff
   • R. Bittl
   • W. Lubitz

   OriginalPaper Pages: 5 - 21

3. Visualization of distance distribution from pulsed double electron-electron resonance data

   • M. K. Bowman
   • A. G. Maryasov
   • V. J. DeRose

   OriginalPaper Pages: 23 - 39

4. Transitions between two intersecting spin levels in three-dimensional diffusive systems

   • A. B. Doktorov
   • J. B. Pedersen

   OriginalPaper Pages: 41 - 49

5. Field dependence of CIDNP in photoreactions in plastic crystalline matrix

   • K. Miesel
   • A. V. Yurkovskaya
   • H. -M. Vieth

   OriginalPaper Pages: 51 - 64

6. Electron-nuclear spin transitions in free phosphonyl radicals detected via CIDNP

   • G. S. Ananchenko
   • D. I. Potapenko
   • R. Z. Sagdeev

   OriginalPaper Pages: 65 - 82

7. External magnetic fields as a possible cause of stability disturbance of stationary states far from equilibrium in reactions involving radical pairs

   • P. A. Purtov

   OriginalPaper Pages: 83 - 97

8. Magnetic-field-induced orientation of photosynthetic reaction centers as revealed by time-resolved W-band EPR of spin-correlated radical paris: Development of a molecular model

   • U. Heinen
   • J. R. Golecki
   • G. Kothe

   OriginalPaper Pages: 99 - 115

9. Structures and electronic states of photoexcited states in a system of two nitroxide radicals linked to fullerene studied by two-dimensional pulsed nutation and time-resolved electron paramagnetic resonance spectroscopy

   • Y. Ohba
   • M. Nishimura
   • S. Yamauchi

   OriginalPaper Pages: 117 - 134

10. Mechanism of the electron spin polarization of excited triplet states caused by the mutual annihilation of triplet states

    • K. M. Salikhov

    OriginalPaper Pages: 135 - 144

11. Control of the sign of exchange interactions in solvent-separated radical ion pairs

    • S. Tero-Kubota
    • K. Zikihara
    • K. Akiyama

    OriginalPaper Pages: 145 - 154

12. Modeling magnetic field effects in multispin systems

    • I. M. Magin
    • P. A. Purtov
    • T. V. Leshina

    OriginalPaper Pages: 155 - 170

13. Trovacenyl-based organometallic triradicals: Spin frustration, competing interactions and redox splitting

    • O. Schiemann
    • J. Plackmeyer
    • C. Elschenbroich

    OriginalPaper Pages: 171 - 182

14. Laser flash photolysis and time-resolved CIDNP study of photochemical reactions between aqueous tryptophan and nucleotides

    • O. A. Snytnikova
    • Y. P. Tsentalovich
    • R. Z. Sagdeev

    OriginalPaper Pages: 183 - 195

15. Electron spin relaxation by spin-rotation interaction in benzoyl and other acyl type radicals

    • T. N. Makarov
    • E. G. Bagryanskaya
    • H. Paul

    OriginalPaper Pages: 197 - 211

16. FT-EPR study on the sign of exchange interaction in triplet naphthalene-galvinoxyl encounter pair

    • A. Kawai

    OriginalPaper Pages: 213 - 221

17. Data analysis procedures for pulse ELDOR measurements of broad distance distributions

    • G. Jeschke
    • G. Panek
    • H. Paulsen

    OriginalPaper Pages: 223 - 244

18. Intramolecular spin exchange in flexible short-chain biradicals in solutions with various viscosity

    • G. Grampp
    • K. Rasmussen
    • A. I. Kokorin

    OriginalPaper Pages: 245 - 252

19. Regularities of the spin exchange coupling through a bridge in nitroxide biradicals

    • A. I. Kokorin

    OriginalPaper Pages: 253 - 274