Publications 1994

  1. M.A.Augustyniak and J.Grigas. Microwave investigations of dielectric permittivity and conductivity of protonic conductor (NH4)3H(SeO4)2. Lithuanian Journal of Physics 34, 239 (1994).
  2. J.Grigas, J.Banys, R.Sobiestianskas and A.Brilingas. Microwave and millimeter wave spectroscopy of soft mode in new ferroelectrics. Ferroelectrics Letters 18, Nr. 5/6 (1994).
  3. R.Mizaras, V.Valevicius, V.Samulionis, J.Grigas, L.A.Shuvalov and A.I.Baranov. Ultrasonic and microwave investigations of protonic conductor Cs5D3(SO4)2. Ferroelectrics 155, 201 (1994).
  4. J.Grigas and R.Sobiestianskas. Microwave spectroscopy of new organic-inorganic ferroelectrics. Ferroelectrics 156, 279 (1994).
  5. V.Valevicius, V.Samulionis, J.Banys, J.Grigas and T.Yagi. Ultrasonic study near ferroelectric phase transition in DDSP single crystal. Ferroelectrics 156, 365 (1994).
  6. R.Mizaras, J.Grigas, V.Valevicius, V.Samulionis and B.Brezina. Acoustic and dielectric properties of PbHPO4 in the vicinity of ferroelectric phase transition. Ferroelectrics 158, 357 (1994).
  7. J.Grigas. Microwave dielectric spectrometer for whisker crystals. Condensed Matter News 3, Nr. 6 (1994).
  8. J.Grigas Microwave dielectric spectroscopy of ferroelectrics: History and present status. Ferroelectricity Newsletter 2, Nr. 4 (1994).
  9. J.Banys, J.Grigas, R.Sobiestianskas and A.Brilingas. Microwave dielectric dispersion in TlInS2-FeSe2.  Ferroelectrics Letters 18, 209 (1994).
  10. R.Sobiestianskas, J.Banys, J.Grigas, S.Dacko and Z.Czapla. Microwave dielectric dispersion in RbHSeO4. Ferroelectrics Letters 18, 39 (1994).
  11. S. Lapinskas, E. E. Tornau, A. Rosengren. Model of the orientational phase transition in solid C60″,  Physical Revue B 49, 9372 (1994).
  12. S. Lapinskas, A. Rosengren. Blume-Emery-Griffiths model on three dimensional lattices: Consequences for the antiferromagnetic Potts model, Physical Revue B 49, 15190 (1994).
  13. E. E. Tornau, S. Lapinskas, A. Rosengren, V. M. Matic. Lengths and configurations of O–Cu–O chains in YBa2Cu3O6+x compound. Comparison with NMR, NQR and EPR experiments, Physical Revue B 49, 15952 (1994).
  14. E. E. Tornau, P. J. Kundrotas, S. Lapinskas, A. Rosengren. Comparison of oxygen ordering and charge transfer in YBa2Cu3O6+x and Y2Ba4Cu7O14+x compounds, Physica C 235-240, 869 (1994).
  15. J.Banys, C.Klimm, G.Völkel, H. Bauch, A.Klöpperpieper Physical Revue B 50, 16751 (1994).
  16. A.Pöppl, J.Banys, L.Kevan, A.Klöpperpieper. Determination of the deuterium content of deutereted betaine arsenate by means of electron spin echo envelope modulation, Journal of Applied Magnetic Resonance 7, 449 (1994).
  17. V. Valevicius, V. Samulionis, J. Banys. Ultrasonic dispersion in the phase transitions region of ferroelectric materials, Journal of alloys and compounds 211/212, 369 (1994).
  18. E. E. Tornau, P. J. Kundrotas, S. Lapinskas, A. Rosengren. Why does Y2Ba4Cu7O14+x not exhibit a plateau in its Tc (x) dependence? Predictions from oxygen ordering, Solid State Communication 91, 393 (1994).
  19. A.Pöppl, J.Banys, G.Völkel, J.Hoentsch, S.Orlinskii and A.Klöpperpieper. Electron spin relaxation of the PO32- radical in ferroelectric betaine phosphite and in the proton glass betaine phosphate/betaine phosphite mixed crystals, Extended abstracts of the XXVII congress AMPERE “Magnetic Resonance and Related Phenomena”, Kazan, Russia, 490  (1994).

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