LES COEFFICIENTS DE DISTRIBUTION DES ELEMENTS LANTHANIDES DANS LES MONOCRISTAUX DE CAF₂KARELIN VV; KAZAKEVICH MZ; RED'KIN AF et al.1975; KRISTALLOGRAFIJA; S.S.S.R.; DA. 1975; VOL. 20; NO 4; PP. 758-762; BIBL. 25 REF.Article

VACUUM-ULTRAVIOLET ABSORPTION BANDS OF TRIVALENT LANTHANIDES IN LAF₃.HEAPS WS; ELIAS LR; YEN WM et al.1976; PHYS. REV., B; U.S.A.; DA. 1976; VOL. 13; NO 1; PP. 94-104; BIBL. 40 REF.Article

AN X-RAY INVESTIGATION OF LATTICE PARAMETER CHANGES IN RARE-EARTH-DOPED CALCIUM FLUORIDE.STOTT JP; BELLAMY BA; HOBBS LW et al.1976; J. PHYS. C; G.B.; DA. 1976; VOL. 9; NO 8; PP. L223-L227; BIBL. 12 REF.Article

RARE-EARTH-MODIFIED SR_0.5BA_0.5NB₂O₆ FERROELECTRIC CRYSTALS AND THEIR APPLICATIONS AS INFRARED DETECTORS.LIU ST; MACIOLEK RB.1975; J. ELECTRON. MATER.; U.S.A.; DA. 1975; VOL. 4; NO 1; PP. 91-100; BIBL. 12 REF.Article

TRANSFERT D'ENERGIE DANS LES ORTHOVANADATES DE LANTHANIDEMOSKVIN AS; KHODOS M YA.1974; ZH. PRIKL. SPEKTROSK., BELORUS. S.S.R.; S.S.S.R.; DA. 1974; VOL. 21; NO 6; PP. 1020-1026; BIBL. 11 REF.Article

EPR OF TB³⁺, PR³⁺, GD³⁺ AND EU³⁺ IONS IN SINGLE CRYSTAL LA₂O₂S.JEWETT JW; WIGEN PE.1974; J. CHEM. PHYS.; U.S.A.; DA. 1974; VOL. 61; NO 8; PP. 2991-2995; BIBL. 22 REF.Article

TRANSFERT D'ENERGIE A PARTIR DU GADOLINIUM VERS DES IONS D'AUTRES LANTHANIDES DANS UN CRISTAL PHOSPHORESCENT A BASE DE YOF DANS LE CAS D'UNE EXCITATION DE LA LUMINESCENCE PAR LES RAYONS XEFRYUSHINA NP; POLUEHKTOV NS; ZHIKHAREVA EA et al.1974; DOKL. AKAD. NAUK S.S.S.R.; S.S.S.R.; DA. 1974; VOL. 218; NO 2; PP. 383-385; BIBL. 7 REF.Article

INFLUENCE DES IMPURETES TRIVALENTES SUR LA MOBILITE DES DISLOCATIONS DANS LES MONOCRISTAUX DE BAF₂VAL'KOVSKIJ SN; NADGORNYJ EH M.1976; FIZ. TVERD. TELA; S.S.S.R.; DA. 1976; VOL. 18; NO 2; PP. 554-557; BIBL. 11 REF.Article

CHARGE-TRANSFER SPECTRA OF TETRAVALENT LANTHANIDE IONS IN OXIDES.HOEFDRAAD HE.1975; J. INORG. NUCL. CHEM.; G.B.; DA. 1975; VOL. 37; NO 9; PP. 1917-1921; BIBL. 20 REF.Article

STATISTICAL MECHANICS OF MAGNETIC NON MAGNETIC TRANSITIONS OF RARE EARTH IONS IN METALS.ALASCIO B.1975; SOLID STATE COMMUNIC.; G.B.; DA. 1975; VOL. 16; NO 6; PP. 717-721; BIBL. 7 REF.Article

CUBIC SITES OF TRIVALENT RARE-EARTH IONS IN THE ALKALINE EARTH FLUORIDES.O'HARE JM; GRAHAM TP; JOHNSTON GT et al.1974; J. CHEM. PHYS.; U.S.A.; DA. 1974; VOL. 61; NO 4; PP. 1602-1603; BIBL. 19 REF.Article

CATHODO ET PHOTOLUMINESCENCE DES 2 FORMES D'OXYDE DE GADOLINIUM ACTIVE A L'EUROPIUM ET AVEC D'AUTRES ELEMENTS DE TERRES RARESBREDENFEL'D NV; GAJDUK MI; SOSHCHIN NP et al.1974; ZH. PRIKL. SPEKTROSK., BELORUS. S.S.R.; S.S.S.R.; DA. 1974; VOL. 21; NO 2; PP. 262-265; BIBL. 12 REF.Article

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PROCESSUS COOPERATIFS DANS LES VERRES ACTIVESANTIPENKO BM; DMITRYUK AV; ZUBKOVA VS et al.1973; IZVEST. AKAD. NAUK S.S.S.R., SER. FIZ.; S.S.S.R.; DA. 1973; VOL. 37; NO 3; PP. 466-469; BIBL. 4 REF.; (MATER. MEZHDUNAR. KONF. LYUMIN.; LENINGRAD; 1972)Conference Paper

CRYSTAL FIELD PARAMETERS FOR TRIPLY IONIZED LANTHANIDES IN YTTRIUM ORTHOALUMINATE.KARAYIANIS N; WORTMAN DE; MORRISON CA et al.1976; SOLID STATE COMMUNIC.; G.B.; DA. 1976; VOL. 18; NO 9-10; PP. 1299-1302; BIBL. 11 REF.Article

CUBIC SITES OF TRIVALENT RARE-EARTH IONS IN FLUORITE CRYSTALS: REPLY TO THE COMMENT BY SECEMSKI AND LOW.O'HARE JM; GRAHAM TP; JOHNSTON GT et al.1976; J. CHEM. PHYS.; U.S.A.; DA. 1976; VOL. 64; NO 10; PP. 4242; BIBL. 6 REF.Article

SPECTRA AND ENERGY TRANSFER OF RARE EARTHS IN INORGANIC GLASSESREISFELD R.1973; STRUCT. AND BONDG; GERM.; DA. 1973; VOL. 13; PP. 53-98; BIBL. 2 P.Serial Issue

IONIC-THERMOCURRENT STUDY OF RARE-EARTH-DOPED CAF₂ AND SRF₂WAGNER J; MASCARENHAS S.1972; PHYS. REV., B; U.S.A.; DA. 1972; VOL. 6; NO 12; PP. 4867-4873; BIBL. 18 REF.Serial Issue

CORRELATIONS QUANTITATIVES LORS DE L'EXTINCTION DE LA LUMINESCENCE D'IONS DE LANTHANIDES D'UN TYPE AVEC LES AUTRES IONS DANS DES LUMINOPHORES A BASE DE YVO₄POLUEHKTOV NS; GAVA SA.1972; ZH. PRIKL. SPEKTROSK., BELORUS. S.S.R.; S.S.S.R.; DA. 1972; VOL. 17; NO 6; PP. 1000-1003; BIBL. 10 REF.Serial Issue

PHOTOCHROME EIGENSCHAFTEN VON GAMMA -BESTRAHLTEN CALCIUMFLUORIDKRISTALLEN MIT LANTHAN-DOTIERUNG = PROPRIETES PHOTOCHROMES DES CRISTAUX DE FLUORURE DE CALCIUM DOPES PAR LA IRRADIES PAR RAYONS GAMMAADAMETZ O.1972; KRISTALL U. TECH.; DTSCH.; DA. 1972; VOL. 7; NO 11; PP. 1297-1304; ABS. ANGL.; BIBL. 13 REF.Serial Issue

COMMENTS ON THE EVIDENCE FOR CUBIC SITES OF TRIVALENT RARE-EARTH IONS IN FLUORITE CRYSTALS.SECEMSKI E; LOW W.1976; J. CHEM. PHYS.; U.S.A.; DA. 1976; VOL. 64; NO 10; PP. 4240-4242; BIBL. 19 REF.Article

CRYSTAL-FIELD PARAMETERS FOR TRIPLY-IONIZED LANTHANIDES IN YTTRIUM ALUMINIUM GARNET.MORRISON CA; WORTMAN DE; KARAYIANIS N et al.1976; J. PHYS. C; G.B.; DA. 1976; VOL. 9; NO 8; PP. L191-L194; BIBL. 9 REF.Article

LUMINESCENCE VISIBLE DES YB³⁺ ET ER³⁺ LORS DE L'EXCITATION IRSOMMERDIJK DL; BRIL A.1973; IZVEST. AKAD. NAUK S.S.S.R., SER. FIZ.; S.S.S.R.; DA. 1973; VOL. 37; NO 3; PP. 461-465; BIBL. 8 REF.; (MATER. MEZHDUNAR. KONF. LYUMIN.; LENINGRAD; 1972)Conference Paper

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PROPRIETES OPTIQUES DES TITANATES DE STRONTIUM ET DE BARYUM SEMICONDUCTEURSKOZYREVA MS; ARZHEUKHOVA NB.1975; IZVEST. AKAD. NAUK S.S.S.R., NEORG. MATER.; S.S.S.R.; DA. 1975; VOL. 11; NO 7; PP. 1280-1284; BIBL. 23 REF.Article