Preface, page 243, 
Full Text PDF

Hydrogen-Like Excitations of 3d and 4f Isoelectronic Impurities in Semiconductors
V.I. Sokolov, page 245,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.245

Luminescence and Photoconductivity of Cerium Compounds
W.M. Yen, S. Basun, U. Happek and M. Raukas, page 257,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.257

Luminescence of Eu(III), Pr(III) and Sm(III) in Carbonate-Fluor-Apatite
M. Gaft, R. Reisfeld, G. Panczer, S. Shoval, C. Garapon, G. Boulon and W. Stręk, page 267,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.267

Spectroscopic Studies of Polyoxometalates and their Complexes with Lanthanide(III) Ions in Solution
S. Lis, page 275,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.275

Possibility of Gamma-Induced Sensibilization Process in Rare-Earth Doped Yag Crystals
S. Kaczmarek, A.O. Matkovskii, Z. Mierczyk, K. Kopczyński, D.Yu. Sugak, A.N. Durygin and Z. Frukacz, page 285,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.285

Comparative Studies of Vibronic Transitions in One- and Two-Photon Spectra of Gd³⁺ in Cs₂NaGdCl₆
P.J. Dereń, W. Stręk and J. Hanuza, page 295,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.295

Luminescence and Lifetimes of Pr³⁺ Excited States in KLa_1-xPr_x(MoO₄)₂ and KLa_1-xPr_x(WO₄)₂ Crystals
L. Macalik, W. Ryba-Romanowski, S. Gołąb, J. Hanuza and J. Legendziewicz, page 301,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.301

Temperature Dependence of Luminescence Decay from the ⁴G_5/2 State of Sm³⁺ in Cs₂NaSm_xY_1-xCl₆ and Cs₂NaSm_xEu_yY_1-x-yCl₆
T. Luxbacher, H.P. Fritzer and C.D. Flint, page 307,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.307

Energy Transfer to Trace Impurities in Cs₂NaY_1-xPr_xCl₆: Consequences for Interpretation of Emission Decay Curves
S.O. Vasquez and C.D. Flint, page 315,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.315

Decay Kinetics from ⁴I_9/2 State of Mixed 2,6 Pyridine Dicarboxylate-Acetylacetonate Complexes
R.-Q. Xie and C.D. Flint, page 323,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.323

Relaxation of Excited Eu(III) Complexes in Cetyltrimethylammonium Bromide Micellar Solutions
C.A. Sennoga and C.D. Flint, page 327,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.327

First Observation of Visible Luminescence from Trivalent Gadolinium
R.T. Wegh and A. Meijerinkx, page 333,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.333

Electron Spin Resonance Study of Nd³⁺ and Er³⁺ Ions in YAlO₃
R. Jabłoński and Z. Frukacz, page 339,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.339

EPR Study of Gadolinium(III) Complexes with Heteropolyanions: [Gd(SiW₁₁O₃₉)₂]^13- and [GdP₅W₃₀O₁₁₀]^12-
A. Szyczewski, S. Lis, Z. Kruczyński, J. Pietrzak, S.But and M. Elbanowski, page 345,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.345

Spectroscopic Characterization of Ethylenediamine-di(o-hydroxyphenyl)acetic Acid and its Complexes with Lanthanide(III) Ions
Z. Hnatejko, S. Lis and M. Elbanowski, page 353,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.353

Synthesis and Spectroscopic Study of Europium(III) in Heteropolyanion [EuP₅W₃₀O₁₁₀]^12-
S. Lis, M. Elbanowski and S. But, page 361,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.361

Analysis of Emission and Vibronic Transitions in Uranium(3+) Doped Cs₂LiYCl₆ Single Crystals
M. Karbowiak, E. Simoni, J. Drożdżyński and S. Hubert, page 367,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.367

Luminescence and Excitation Spectra of U³⁺ doped RbY₂Cl₇ Single Crystals
M. Karbowiak, K. Murdoch, J. Drożdżyński, N. Edelstein and S. Hubert, page 371,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.371

Spectroscopy and Thermoluminescence of LuAlO₃:Ce
D. Wiśniewski, W. Drozdowski, A.J. Wojtowicz, A. Lempicki, P. Dorenbos, J.T.M. de Haas, C.W.E. van Eijk and A.J.J. Bos, page 377,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.377

Photochemical Reduction and Oxidation of Cerium(IV) Porphyrin Sandwich Complexes
S. Radzki and Ch. Giannotti, page 385,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.385

Synthesis, Structure, and Magnetism of Heterobinuclear Complex GdCu(OTf)₃(bdmap)₂(H₂O)·THF
Song Gao, O. Borgmeier and H. Lueken, page 393,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.393

Optical Study of SrLaGaO₄ and SrLaGa₃O₇ Doped with Nd³⁺ and Yb³⁺
W. Ryba-Romanowski, S. Gołąb, W.A. Pisarski, G. Dominiak-Dzik and A. Gloubokov, page 399,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.399

Spectroscopic and Laser Properties of Different Materials Doped with Pr³⁺ Ions
Z. Mierczyk, S. Kaczmarek, K. Kopczyński, Z. Frukacz, I. Pracka and T. Łukasiewicz, page 407,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.407

UV and Gamma Irradiation Effect in Spectroscopic and Lasing Properties of Er³⁺ doped Yttrium-Aluminium Garnet, Yttrium Orthoaluminate and Lithium Niobate Crystals
S. Kaczmarek, I. Pracka, Z. Mierczyk, K. Kopczyński, R. Piramidowicz, M. Malinowski, J. Kisielewski, A.O. Matkovskii and D.Yu. Sugak, page 411,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.411

Influence of Freon Heat Treatment on Optical properties of Er-Doped Silica-Gel Glasses
G.E. Malashkevich, E.N. Poddenezhny, I.M. Melnichenko, V.E. Gaishun, A.V. Semchenko, K. Maruszewski and W. Stręk, page 419,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.419

Utilization of Ir Laser Pumped Anti-Stokes Emission of Er-Yb Doped Systems for Identification of Securities
A.N. Kuzmin, G.I. Ryabtsev, G.A. Ketko, A.Ya. Gorelenko, A.A. Demidovich, W. Stręk, K. Maruszewicz and P. Dereń, page 423,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.423

Study on Species of Heavy Lanthanides(III) Chelates Extracted into Organic Phase with 5,7-Dichloro-8-hydroxyquinoline
D. Czakis-Sulikowska, A. Malinowska, N. Pustelnik and B. Kuźnik, page 427,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.427

Spectroscopic Studies of PrBr₃·7H₂O Monocrystal
G. Oczko J. Legendziewicz J. Hanuza J. Gliński and L. Macalik, page 431,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.431

Optical Properties of Europium Compounds with L- and DL-α-Alanine-Hydroxamic Acids
J. Legendziewicz, P. Gawryszewska, E. Gałdecka and Z. Gałdecki, page 439,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.439

Optical Properties of Lanthanide Squarates
E. Huskowska, J. Legendziewicz and P. Drożdżewski, page 447,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.447

Spectroscopic Studies of Neodymium and Europium Phosphoro-azo β-Diketonates
V. Amirkhanov, V. Ovchinnikov, J. Legendziewicz, A. Graczyk, J. Hanuza and L. Macalik, page 455,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.455

Comparison of Optical Properties of Eu³⁺ Ions in the Silica Gel Glasses Obtained by Different Preparation Techniques
J. Legendziewicz, W. Stręk, J. Sokolnicki, B. Keller and M. Borzechowska, page 461,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.461

Optical Properties and Structure of Ln(NCS)(Hmpa)₄-(SCN)₂- HgCl(SCN)
E. Gałdecka, Z. Gałdecki, V. Amirkhanov, K. Kern and J. Legendziewicz, page 469,  abstract   Full Text PDF
DOI: 10.12693/APhysPolA.90.469