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15.10.2017

Krieke, G., Sarakovskis, A., Ignatans, R., Gabrusenoks, J. Phase transitions and upconversion  luminescence in oxyfluoride glass ceramics containing Ba4Gd3F17 nanocrystals.(2017) Journal of the European Ceramic Society, 37 (4), pp. 1713-1722. 

Guna Krieke, Anatolijs Sarakovskis, Maris Springis. Upconversion luminescence of a transparent glass ceramics with hexagonal Na(Gd,Lu)F4 nanocrystals. Journal of Alloys and Compounds, (2017), 694 952e958.

Oxygen influence on luminescence properties of rare-earth doped NaLaF4 A.Tuomela a,n, V.Pankratov, A.Sarakovskis, G.Doke, L.Grinberga, S.Vielhauer, M.Huttula. Journal of Luminescence, (2016), 179, pp.16–20.

Guna Krieke, Anatolijs Sarakovskis. Crystallization and upconversion luminescence of distorted fluoritenanocrystals in Ba2+containing oxyfluoride glass ceramics. Journal of the European Ceramic Society, (2016), 36, pp.1715–1722.

Jurgis Grube. Temperature influence on NaLaF4:Er3+ green luminescence. Journal of Luminescence, (2016), 179, pp. 107–113.

E. K. Yukhno, L. A. Bashkirov, P. P. Pershukevich, S. V. Slonskaya, N. A. Mironova- Ulmane, A. G. Sharakovskis. Excitation and photoluminescence spectra of solid solutions based on lanthanum indate LaInO3 of a perovskite structure doped with Nd3+ and Cr3+ ions. Glass Physics and Chemistry, (2016), v.42, pp. 379–385.

Sarakovskis, A., Grube, J., Strals, K., Krieke, G., Springis, M., Mironova-Ulmane, N., Skvortsova, V., Yukhno, E.K., Bashkirov, L.A. Temperature and impurity concentration effects on upconversion luminescence in LaInO3 doped with Er3+. Fizika Nizkikh Temperatur, (2016), v.42, pp. 733-737.

Anatolijs Sarakovskis, Guna Krieke. Upconversion luminescence in erbium doped transparent oxyfluorideglass ceramics containing hexagonal NaYF4nanocrystals. Journal of the European Ceramic Society,(2015), 35 (13), pp. 3665-3671.

A. Sarakovskis, G. Krieke, G. Doke, J. Grube, L. Grinberga, M. Springis, Comprehensive study on different crystal field environments in highly efficient NaLaF4:Er3+ upconversion phosphor, Optical Materials 39 (2015), p. 90 – 96.

J. Grube, A. Sarakovskis, G. Doke, M. Springis, Impact of Er3+ Concentration on Luminescence in NaLaF4, Latvian Journal of Physics and Technical Sciences 51, 3 (2014), p. 42.

Doke, G., Sarakovskis, A., Grube, J., Springis, M. Photoluminescence of neodymium and erbium doped NaLaF4 material (2013) Radiation Measurements, 56, pp. 27-30.

Rogulis, U., Elsts, E., Jansons, J., Sarakovskis, A., Doke, G., Stunda, A., Smits, K. Cathodoluminescence of oxyfluoride glass-ceramics (2013) Radiation Measurements, 56, pp. 120-123.

A. Sarakovskis, M. Voss, G. Doke, D. Jankovica, J. Grube. Synthesis of cubic and hexagonal NaYF4 :Er3+ (2012) IOP Conference Series: Materials Science and Engineering, 38, art. no. 012038;

J. Grube, G. Doke, M. Voss, A. Sarakovskis, M. Springis. Multicolor up-conversion luminescence in Rare-Earth doped NaLaF4 (2011) IOP Conference Series: Materials Science and Engineering, 23 (1), art. no. 012004;

A. Sarakovskis, M. Voss, G. Doke, J. Grube, M. Springis. Novel synthesis of up-conversion phosphor based on rare-earth doped NaLaF4 (2011) IOP Conference Series: Materials Science and Engineering, 23 (1), art. no. 012003;

A. Fedotovs, U. Rogulis, A. Sarakovskis, L. Dimitrocenko, EPR of radiation defcts in lithium-oxyfluoride glass ceramics. J. of Physics: Conference Series, 249 (2010);

A. Fedotovs, Dz. Berzins, A. Sarakovskis, U. Rogulis, G. Doke, EPR studies of the oxyfluoride glass ceramics using Mn2+ as a paramagnetic probe. IOP Conference Series: Materials and Engineering, 15 (2010);

E. Elsts, U. Rogulis, J. Jansons, A. Sarakovskis, Cathodoluminescence of terbium and ytterbium activated oxyfluoride glasses and glass ceramics. Latvian Journal of Technical Sciences, 5, pp. 48 (2010);

A. Sarakovskis, J. Grube, G. Doke, M. Springis. Selective excitation of up-conversion luminescence by Yb3+-Er3+ energy transfer in glass and crystalline phase of oxyfluoride glass ceramics (2010) Optical Materials, 32 (8), pp. 832-835;

I. Tale, L. Dimitrocenko, P.Kulis, G. Marcins, A. Sarakovskis, A.Voitkans, Localization dynamics of exciton luminescence in InxGa1-xN epitaxial films. 11th Europhysical Conference on Defects in Insulating Materials (EURODIM2010) IOPPublishing, IOP Conf. Series: Materials Science and Engineering, 15 012059 (2010);

A. Sarakovskis, J. Grube, G. Doke, and M. Springis, Excited state absorption and energy transfer mechanisms of up-conversion luminescence in Er3+ doped oxyfluoride glass ceramics at different temperatures. J. Luminescence, 130, pp.805-811 (2010);