1. Determination of the activation energies of relaxation processes from integrated intensities of the NMR bands of high resolution spectra

   • J. Spěváček
   • B. Schneider

   OriginalPaper Pages: 593 - 604

2. Construction of model hamiltonians in framework of Rayleigh-Schrödinger perturbation theory

   • V. Kvasnička

   OriginalPaper Pages: 605 - 615

3. Device for measurement of the modulation transfer function of photographic objectives based on the scanning method with optical fourier analysis

   • J. Pospíšil

   OriginalPaper Pages: 616 - 626

4. On the problem of a linear complex H₄

   • L. Valenta
   • L. Künne

   OriginalPaper Pages: 627 - 631

5. Decay instability of plasma in crossed fields

   • V. I. Parenik
   • V. V. Vlasov
   • A. A. Kozharin

   OriginalPaper Pages: 632 - 635

6. Magnetic and electrical properties of Co-rich cobalt-iron films

   • V. A. Buravikhin
   • V. V. Litvintsev
   • A. I. Ushakov

   OriginalPaper Pages: 636 - 641

7. Temperature dependence of distribution of cations in MnFe₂O₄

   • Z. Jirák
   • S. Vratislav

   OriginalPaper Pages: 642 - 647

8. Concentration dependence of the critical resolved shear stress of cadmium-silver alloy single crystals at low temperatures

   • P. Lukáč
   • I. Stulíková

   OriginalPaper Pages: 648 - 653

9. The formation of rhombohedral phase during the slow cooling of the Al-Zn solid solutions

   • M. Simerská
   • V. Šíma
   • P. Bartuška

   OriginalPaper Pages: 654 - 659

10. Space-charge-limited currents in N,N′-diphenyl-p-phenylenediamine and Gaussian distribution of traps

    • S. Nešpůrek

    OriginalPaper Pages: 660 - 670

11. On the possible instabilities in the ferromagnetic resonance due to non-linear relaxation

    • J. Loos
    • J. Straka

    OriginalPaper Pages: 671 - 682

12. Transformation of charge transfer excitons into molecular excitons in molecular organic crystals

    • M. Trlifaj

    OriginalPaper Pages: 683 - 693

13. Luminescence of AgCl crystals at room temperature after ruby laser excitation

    • I. Pelant
    • K. Vacek

    OriginalPaper Pages: 694 - 698

14. Absorption and luminescence of Nd³⁺:Y₃Al₅O₁₂

    • V. Gašparík
    • M. Ožvoldová

    OriginalPaper Pages: 699 - 702

15. On solution of the Percus-Yevick equation for finite-range potential with a hard core

    • I. Nezbeda

    Letters to the Editor Pages: 703 - 704

16. Comments oh charging and discharging currents in NaCl

    • D. O. Raleigh

    Letters to the Editor Pages: 705 - 706

17. A study op fluorescence properties of chloroplasts in vitro

    • E. Vavřinec
    • M. Švábová

    Letters to the Editor Pages: 707 - 710