Natalia Nikolaevna KOVALEVA - Max Planck Institute for Solid State ...

6. N. N. Kovaleva, A. V. Boris, C. Bernhard, A. Kulakov, A. Pimenov, A. M. Balbashov, G. Khaliullin, and B. Keimer – “Spin-Controlled Mott-Hubbard Bands in
LaMnO 3 Probed by Optical Ellipsometry”, Phys. Rev. Lett. 93, 147204 (2004).
7. A. V. Boris, N. N. Kovaleva, O. V. Dolgov, T. Holden, C.T. Lin, B. Keimer, and C. Bernhard - “In-plane spectral weight shift of charge carriers in YBa 2Cu 3O 6.9”,
Science 304, 708 (2004).
8. C. Bernhard, A. V. Boris, N. N. Kovaleva, G. Khaliullin, A. Pimenov, L. Yu, D. P. Chen, C.T. Lin, and B. Keimer – “Charge ordering and magneto-polarons in
Na 0.82CoO 2”, Phys. Rev. Lett. 93, 167003 (2004).
9. G. Caimi, L. Degiorgi, N. N. Kovaleva, P. Lemmens, and F. C. Chou - “Infrared optical properties of the spin-1/2 quantum magnet TiOCl”, Phys. Rev. B 69, 125108
(2004).
10. N. N. Kovaleva, A. V. Boris, D. Munzar, T. Holden, C. Ulrich, B. Liang, C.T. Lin, J. L. Tallon, A. M. Stoneham, B. Keimer, and C. Bernhard – “C-axis lattice dynamics
in Bi-based cuprate superconductors”, Phys. Rev. B 69, 054511 (2004).
11. P. Lemmens, V. Gnezdilov, N.N. Kovaleva, K.Y. Choi, H. Sakurai, E. Takayama-Muromachi, K. Takada, T. Sasaki, F.C. Chou, D. P. Chen, C.T. Lin and B. Keimer –
“Effect of Na content and hydration on the excitation spectrum of the cobaltite Na xCoO 2 yH 2O”, J. Phys.: Condens. Matter 16, S857 (2004).
12. C. Bernhard, T. Holden, A. V. Boris, N. N. Kovaleva, A. Pimenov, J. Humlicek, C.T. Lin, J.L. Tallon - “Anomalous oxygen isotope effect on the in-plane far-infrared
conductivity of detwinned YBa 2Cu 3 16,18 O 6.9 ”, Phys. Rev. B 69, 052502 (2004).
13. P. Lemmens, K.Y. Choi, G. Caimi, L. Degiorgi, , N. N. Kovaleva, A. Seidel, F.C. Chou - “Giant phonon softening in the pseudo-gap phase of the quantum spin system
TiOCl”, Phys. Rev. B 70, 134429 (2004).
14. A. V. Boris, D. Munzar, N. N. Kovaleva, B. Liang, C.T. Lin, A. Dubroka, A.V. Pimenov, T. Holden, B. Keimer, Y.-L. Mathis, and C. Bernhard – “Josephson plasma
resonance and phonon anomalies in trilayer Bi 2Sr 2Ca 2Cu 3O 10”, Phys. Rev. Lett. 89, 277001 (2002).
15. N. N. Kovaleva, J.L. Gavartin, A.L. Shluger, A. V. Boris, and A.M. Stoneham – “Lattice relaxation and charge-transfer optical transitions due to self-trapped holes in
nonstoichiometric LaMnO 3 crystal”, JETP 94, 178 (2002).
16. N. N. Kovaleva, J.L. Gavartin, A.L. Shluger, A. V. Boris, and A.M. Stoneham – “Formation and relaxation energies of electronic holes in LaMnO 3 crystal”, Physica B
312–313, 734 (2002).
17. N. N. Kovaleva, J.L. Gavartin, A. V. Boris, and A.M. Stoneham – “Optical transitions in non-stoichiometric LaMnO 3 Identifying the charge-transfer transitions”,
Physica B 312–313, 737 (2002).
18. A. V. Boris, C. Bernhard, N. N. Kovaleva, P. Mandal, and A. Loidl – “Phonon anomalies in the infrared conductivity of the RuSr 2GdCu 2O 8 ferromagnetic superconductor”,
Physica B 312–313, 797 (2002).
19. A. V. Boris, P. Mandal, C. Bernhard, N. N. Kovaleva, K. Pucher, J. Hemberger, and A. Loidl – “Phonon anomalies and electron-phonon interaction in the
RuSr 2GdCu 2O 8 ferromagnetic superconductor: Evidence from infrared conductivity”, Phys. Rev. B 63, 184505 (2001).
20. A. V. Boris, N. N. Kovaleva, A.V. Bazhenov, P.J.M. van Bentum, Th. Rasing, S- W. Cheong, A.V. Samoilov, N.-C. Yeh, - "Infrared studies of a La 0.7Ca 0.3MnO 3 single
crystal: optical magnetoconductivity in a half-metallic ferromagnet", Phys. Rev. B 59, R697-R700 (1999).
21. A. V. Boris, N. N. Kovaleva, A.V. Bazhenov, A.V. Samoilov, N.-C. Yeh, R.P. Vasquez, - "Infrared optical properties of La 0.7Ca 0.3MnO 3 epitaxial films", J. Appl. Phys.
81, 5756 (1997).
22. A.V. Bazhenov, A. V. Boris, N. N. Kovaleva, A.V. Samoilov, N.-C. Yeh, R.P. Vasquez, - "Spectra of dipole-active optical phonons in La 0.7Ca 0.3MnO 3 epitaxial films",
Inst. Phys. Conf. Ser. 160, 429 (1997).
23. N. N. Kovaleva, A. V. Boris and T. Awano,-"Color center formation and electronic excitation processes in superionic crystals RbAg 4I 5", Solid State Ionics 93, 303
(1997).
24. N. N. Kovaleva, A. Ionov, - “X-ray irradiation influence on photoluminescence of γ - RbAg 4I 5 superionic crystals”, Solid State Ionics 86-88, 267 (1996).
25. N. N. Kovaleva, A. V. Boris, S.Bredikhin, T.Awano - "Photoinduced color centers creation in superionic crystals RbAg 4I 5", Radiation Effects and Defects in Solids
134, 457 (1995).
26. S.Bredikhin, N. N. Kovaleva,T. Hattori, and M. Ishigame - "Photoinduced phenomena in RbAg 4I 5 superionic crystals", Solid State Ionics 74, 457 (1994).
27. S.Bredikhin, N. N. Kovaleva, N. V. Lichkova - "The effect of point defects on the ionic conductivity of RbAg 4I 5 solid electrolytes”, Radiation Effects and Defects in
Solids 119-121, 729 (1991).
28. N. N. Kovaleva, A. V. Boris, S.I.Bredikhin, N. V. Lichkova – “Investigation of near-electrode regions in superionic RbAg 4I 5 crystals”, Solid State Ionics 40, 266
(1990).
29. N. N. Kovaleva, S.I.Bredikhin, N. V. Lichkova – “The effect of point defects on the ionic conductivity of RbAg 4I 5 solid electrolytes”, Solid State Ionics 40, 180 (1990).
30. S.Bredikhin, N. V. Zagorodnev, N. N. Kovaleva, N. V. Lichkova – “Photoluminescence of solid electrolyte RbCu 4Cl 3I 2”, Solid State Ionics 37, 83 (1989).
31. N. N. Kovaleva, S. I. Bredikhin, A. V. Boris, N. V. Lichkova – “Investigation of the near-electrode regions in the electrochemical cell Ag/RbAg 4I 5/C by optical methods”,
Fiz. Tverd. Tela 31, 47 (1989).
32. N. N. Kovaleva, S. I. Bredikhin, N. V. Lichkova – “Effect of additive coloring on the ionic conductivity of solid electrolyte RbAg 4I 5”, Zh. Exp. Teor. Phys. 96, 735
(1989).
33. S. I. Bredikhin, N. N. Kovaleva, I. Sh. Khasanov, N. V. Lichkova – “Effect of ion implantation on the luminescence and light absorption in superionic crystals
RbAg 4I 5”, Fiz. Tverd. Tela 30, 1901 (1988).
34. S. I. Bredikhin, N. N. Kovaleva, N. V. Lichkova – “Electron emission in RbAg 4I 5 crystals stimulated by phase transitions”, Solid State Ionics 28-30, 200 (1988).
35. S. I. Bredikhin, N. N. Kovaleva, N. V. Lichkova, A. V. Poletaev, S. Z. Shmurak – “Electron emission stimulated by phase transitions in superionic RbAg 4I 5 crystals”,
Fiz. Tverd. Tela 29, 772 (1987).
36. S. I. Bredikhin, N. N. Kovaleva, N. V. Lichkova – “On the mechanism of the luminescence in the superionic crystals RbAg 4I 5”, Fiz. Tverd. Tela 28, 2813 (1986).
37. N. N. Kovaleva, K. P. Meletov, E. F. Sheka – “Anomalies of phonon wings of impurity centers”, Zh. Exp. Teor. Phys. 60, 1204 (1984).
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