Infrared, Raman and high-frequency dielectric spectroscopy and the phase transitions in Na1/2Bi1/2TiO3
Petzelt, J, Kamba, S, Fábry, J, Noujni, D, Porokhonskyy, V, Pashkin, A, Franke, I, Roleder, K, Suchanicz, J, Klein, R, Kugel, G E
Published in Journal of physics. Condensed matter (21.04.2004)
Published in Journal of physics. Condensed matter (21.04.2004)
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Journal Article
Raman spectrum in PbTiO3 re-examined: dynamics of the soft phonon and the central peak
Fontana, M D, Idrissi, H, Kugel, G E, Wojcik, K
Published in Journal of physics. Condensed matter (04.11.1991)
Published in Journal of physics. Condensed matter (04.11.1991)
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Journal Article
Lattice dynamics of BaTiO3 in the cubic phase
Khatib, D, Migoni, R, Kugel, G E, Godefroy, L
Published in Journal of physics. Condensed matter (11.12.1989)
Published in Journal of physics. Condensed matter (11.12.1989)
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Journal Article
Raman scattering in pure and Ti-doped PbHfO3 antiferroelectric crystals
Jankowska-Sumara, I, Kugel, G E, Roleder, K, Dec, J
Published in Journal of physics. Condensed matter (15.05.1995)
Published in Journal of physics. Condensed matter (15.05.1995)
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Journal Article
High-frequency dielectric spectra of AgTaO3-AgNbO3 mixed ceramics
Volkov, A A, Gorshunov, B P, Komandin, G, Fortin, W, Kugel, G E, Kania, A, Grigas, J
Published in Journal of physics. Condensed matter (23.01.1995)
Published in Journal of physics. Condensed matter (23.01.1995)
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Journal Article
A Raman investigation of the ordered complex perovskite PbMg0.5W0.5O3
KANIA, A, JAHFEL, E, KUGEL, G. E, ROLEDER, K, HAFID, M
Published in Journal of physics. Condensed matter (10.06.1996)
Published in Journal of physics. Condensed matter (10.06.1996)
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Journal Article
Raman spectra in Bi2TeO5 as a function of the temperature and the polarization
KLEIN, R. S, FORTIN, W, FÖLDVARI, I, KUGEL, G. E
Published in Journal of physics. Condensed matter (27.04.1998)
Published in Journal of physics. Condensed matter (27.04.1998)
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Journal Article
The antiferroelectric-ferroelectric-paraelectric phase sequence in lead-lanthanum zirconate-titanate ceramics with 8% Ti content
Ujma, Z, Handerek, J, Pawelczyk, M, Hassan, H, Kugel, G E, Carabatos-Nedelec, C
Published in Journal of physics. Condensed matter (22.08.1994)
Published in Journal of physics. Condensed matter (22.08.1994)
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Journal Article
High-temperature vibrational spectra, relaxation and ionic conductivity effects in KTiOPO4
Mohamadou, B, Kugel, G E, Brehat, F, Wyncke, B, Marnier, G, Simon, P
Published in Journal of physics. Condensed matter (25.11.1991)
Published in Journal of physics. Condensed matter (25.11.1991)
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Journal Article
Absolute Effective Non-Linear Coefficient and Angular Acceptance Measurements in LTB by Second Harmonic Generation
Sifi, A., Klein, R. S., Kugel, G. E., Maillard, A., Polgár, K.
Published in Ferroelectrics (01.01.2003)
Published in Ferroelectrics (01.01.2003)
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Journal Article
Conference Proceeding
Order and disorder processes in the Raman spectrum of KTa1-xNbxO3
Fontana, M D, Bouziane, E, Kugel, G E
Published in Journal of physics. Condensed matter (29.10.1990)
Published in Journal of physics. Condensed matter (29.10.1990)
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Journal Article
Observation and interpretation of photocurrents in KTaO3:Li single crystals
KLEIN, R. S, KUGEL, G. E, GLINCHUK, M. D, KUZIAN, R. O, KONDAKOVA, I. V
Published in Optical materials (1995)
Published in Optical materials (1995)
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Conference Proceeding
Journal Article
Absolute non-linear optical coefficients of LiNbO3 for near stoichiometric crystal compositions
Klein, R.S., Kugel, G.E., Maillard, A., Polgár, K., Péter, A.
Published in Optical materials (01.04.2003)
Published in Optical materials (01.04.2003)
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Journal Article