An origin of light induced centers in the visible range in ferroelectric oxides : possible role of the states of charge transfer vibronic excitons von VIKHNIN, V. S, AVANESYAN, S, LIU, H, KAPPHAN, S. E

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Quantum chemical modelling of electron polarons and 'green' luminescence in PbTiO3 perovskite crystals von Eglitis, R I, Kotomin, E A, Trepakov, V A, Kapphan, S E, Borstel, G

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A new phase in ferroelectric oxides: The phase of charge transfer vibronic excitons von Vikhnin, V. S, Eglitis, R. I, Kapphan, S. E, Kotomin, E. A, Borstel, G

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Charge transfer vibronic excitons and excitonic-type polaron states: photoluminescence in SBN von Vikhnin, V.S, Kislova, I, Kutsenko, A.B, Kapphan, S.E

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Characteristics and the nature of the low-frequency dielectric response in moderately concentrated KTaO3:Li von Prosandeev, S A, Trepakov, V A, Savinov, M E, Jastrabik, L, Kapphan, S E

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Polar cluster formation due to point charge centres in KTaO3:Li von Prosandeev, S A, Vikhnin, V S, Kapphan, S E

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Coupling of Li+ relaxators to the soft mode in KTaO3:Li von Prosandeev, S A, Trepakov, V A, Savinov, M E, Kapphan, S E

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Absorption spectroscopy and energy levels of rare earth impurity centres in Srx Ba1-x Nb2O6 crystals von Demirbilek, R., Kutsenko, A. B., Pankrath, R., Kapphan, S. E.

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Anharmonic metastable charge transfer vibronic exciton in potassium tantalate von Liu, G K, Vikhnin, V S, Kapphan, S E

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Photochromism and polaronic photocharge localization in diluted KTa1−xNbxO3 von Gubaev, A. I., Kapphan, S. E., Jastrabik, L., Trepakov, V. A., Syrnikov, P. P.

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Semi-empirical calculations of the electronic and atomic structure of polarons and excitons in ABO3 perovskite crystals von EGLITIS, R. I, KOTOMIN, E. A, BORSTEL, G, KAPPHAN, S. E, VIKHNIN, V. S

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Hydrostatic pressure induced splitting of recombination luminescence band in KTaO3 : Manifestation of charge transfer vibronic exciton phase von VIKHNIN, V. S, KUTSENKO, A. B, KAPPHAN, S. E

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Polarons and charge-transfer vibronic excitons in ferroelectric oxides: EPR and photoluminescence studies of PbxNbyOz ceramics von Vikhnin, V. S, Zakharchenya, R. I, Asatryan, H. R, Kutsenko, A. B, Kapphan, S. E

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Anharmonic metastable charge transfer vibronic exciton in potassium tantalate von Liu, G.K., Vikhnin, V.S., Kapphan, S.E.

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Large-scale computer modelling of Li impurities in KTaO3 and K1-xLixTa1-yNbyO3 perovskite solid solutions von EGLITIS, R. I, TREPAKOV, V. A, KAPPHAN, S. E, BORSTEL, G

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Spatially resolved second-harmonic generation in ABO3-type ferroelectric crystals von KAPPHAN, S. E

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Quantum chemical modelling of ‘green’ luminescence in self activated perovskite-type oxides von Eglitis, R.I., Trepakov, V.A., Kapphan, S.E., Borstel, G.

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Low-temperature phase transformations in weakly doped quantum paraelectrics: novel features and quantum reentrant dipolar glass state in KTa0.982Nb0.018O3 von TREPAKOV, V. A, PROSANDEEV, S. A, SAVINOV, M. E, GALINETTO, P, SAMOGGIA, G, KAPPHAN, S. E, JASTRABIK, L, BOATNER, L. A

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Nontrivial dependence of dielectric stiffness on bias field in relaxors and dipole glasses von Prosandeev, S. A., Raevski, I. P., Emelyanov, A. S., Colla, Eugene V., Dellis, J-L., El Marssi, M., Kapphan, S. E., Jastrabik, L.

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Luminescence of Ba0.77Ca0.23TiO3:Cr von Jastrabik, L., Kapphan, S.E., Trepakov, V.A., Kudyk, I.B., Pankrath, R.

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