Influence of B site substituent Ti on the structure and thermophysical properties of A2B2O7-type pyrochlore Gd2Zr2O7
Keywords: پیروکلر ; Thermal conductivity; Ceramics; Pyrochlore
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High temperature dielectric properties of cubic bismuth zinc tantalate
Keywords: پیروکلر ; Pyrochlore; Permittivity; Dielectric loss; Temperature coefficient of capacitance
Oxide ion conductivity and relaxation in CaREZrNbO7 (REÂ =Â La, Nd, Sm, Gd, and Y) system
Keywords: پیروکلر ; Oxide ion conductivity; Relaxation frequency; Pyrochlore; Fluorite;
Lanthanum pyrochlores and the effect of yttrium addition in the systems La2−xYxZr2O7 and La2−xYxHf2O7
Keywords: پیروکلر ; Pyrochlore; Fluorite; Ordered defect fluorite
Oscillatory-zoned crystals of pyrochlore-group minerals from the Guaniamo kimberlites, Venezuela
Keywords: پیروکلر ; Pyrochlore; Betafite; Perovskite; Kimberlite; Carbonatite; Venezuela;
Temperature-dependent dielectric, impedance and tunability studies on bismuth zinc niobate ((Bi1.5Zn0.5)(Nb1.5Zn0.5)O7) ceramics
Keywords: پیروکلر ; D. Niobates; Dielectric constant; Pyrochlore; Tunability;
Subsolidus phase relations in the ternary system SnO2-TiO2-Y2O3
Keywords: پیروکلر ; Pyrochlore; SnO2-TiO2-Y2O3 system; Subsolidus phase relation;
An unusual hybrid fluoride featuring a [V7F27]6− chain motif based on a pyrochlore-like building unit
Keywords: پیروکلر ; Vanadium fluoride; Solvothermal synthesis; Chain structure; Pyrochlore
Effects of Yb:Ti ratio on transport properties of Yb2 ± xTi2 ± xO7 ± δ
Keywords: پیروکلر ; Pyrochlore; Anti-site; Electrolyte; Ionic conductivity; Mixed conductivity
Preparation and photocatalytic property of pyrochlore Bi2Ti2O7 and (Bi, La) 2Ti2O7 films
Keywords: پیروکلر ; Pyrochlore; Bi2Ti2O7; Photocatalysis; Dopant
Effect of the Ca-doping on the electrical conductivity of oxide ion conductor Yb2Ti2O7
Keywords: پیروکلر ; oxide ion conductor; pyrochlore; impedance spectroscopy; doping; neutron diffraction;
Formation of La2Zr2O7 on yttria-stabilized ZrO2(110) single crystals during vapour–solid reaction
Keywords: پیروکلر ; Solid state reaction; Transmission electron microscopy; YSZ; Pyrochlore
Photoluminescence studies on rare earth titanates prepared by self-propagating high temperature synthesis method
Keywords: پیروکلر ; 78.55.−m; 78.55.MbPhotoluminescence; Rare earth titanates; Self-propagating high temperature synthesis; Pyrochlore
Heavily doped oxygen-ion conducting Ln2 + xTi2 − xO7 − δ (Ln = Ho–Lu; x = 0.44–0.81) pyrochlores: Crystal structure, microstructure and electrical conductivity
Keywords: پیروکلر ; Oxide-ion conductor; Fluorite; Pyrochlore; Anti-site defects
Structural and magnetic properties of pyrochlore solid solutions (Y,Lu)2Ti2−x(Nb,Ta)xO7±y
Keywords: پیروکلر ; Reduced niobium; Reduced titanium; Magnetism; Pyrochlore; Oxygen deficient; Oxygen excess
Long- and short-range order in stuffed titanate pyrochlores
Keywords: پیروکلر ; Pyrochlore; Stuffed pyrochlore; Stuffed spin ice; Geometrically frustrated magnet; Pyrochlore to fluorite solid solution; Rare-earth titanate
Relationship between structural characteristics and photoluminescent properties of (La1âxEux)2M2O7 (M=Zr, Hf, Sn) pyrochlores
Keywords: پیروکلر ; Pyrochlore; Eu3+; Luminescence; Rietveld analysis; Crystallinity;
Catalytic partial oxidation of n-tetradecane using pyrochlores: Effect of Rh and Sr substitution
Keywords: پیروکلر ; Partial oxidation; Rhodium; Logistic fuel reforming; Diesel; Pyrochlore; Catalyst deactivation
Pyrochlore formation, phase relations, and properties in the CaO–TiO2–(Nb,Ta)2O5 systems
Keywords: پیروکلر ; Ca–Ti–Nb–O; CaO:TiO2:Nb2O5; Phase diagram; Pyrochlore; Crystal structure; Dielectric relaxation
Phase relations and high temperature-XRD studies of Gd2−xNdxTi2O7 solid solutions
Keywords: پیروکلر ; Pyrochlore; Solid solution; Thermal expansion
Soft-chemical derived Bi2O3–ZnO–Ta2O5 nanopowder and ceramics
Keywords: پیروکلر ; Powders-chemical preparation; Bi2O3–ZnO–Ta2O5; Pyrochlore; Microwave dielectrics
Preparation, characterization and ESR studies of bulk and nano sized pyrochlore La2−xGdxZr2O7 (x = 0.025, 0.05, 0.075 and 0.1)
Keywords: پیروکلر ; Pyrochlore; Powder X-ray diffraction; ESR; Nanocrystallite; U-spectrum
Microstructural, Raman and dielectric properties of (1−x)NaNbO3–xBiCrO3 biphase ceramics
Keywords: پیروکلر ; Perovskite; Pyrochlore; Solid-state reaction; Raman; Dielectric
Simulation of defects and defect processes in fluorite and fluorite related oxides: Implications for radiation tolerance
Keywords: پیروکلر ; 31.15.Qg; 34.10.+x; 61.72.Ji; 61.80.Lj; 61.82.MsRadiation damage; Defects; Computer simulation; Fluorite; Pyrochlore
Nature of the chemical bond and prediction of radiation tolerance in pyrochlore and defect fluorite compounds
Keywords: پیروکلر ; Radiation damage; Pyrochlore; Ab initio
Effect of non-stoichiometry and synthesis temperature on the structure and conductivity of Ln2+xM2−xO7−x/2 (Ln = Sm–Gd; M = Zr, Hf; x = 0–0.286)
Keywords: پیروکلر ; Pyrochlore; Fluorite; Oxide-ion conductor; Ceramics
Ceramic matrices for plutonium disposition
Keywords: پیروکلر ; Plutonium; Neptunium; Minor actinides; Nuclear waste form; Pyrochlore; Zircon
Crystal structural and optical properties of Cr-doped Y2Ti2O7 and Y2Sn2O7 pyrochlores
Keywords: پیروکلر ; Optical properties; Neutron diffraction; Optical spectroscopy; Pyrochlore; X-ray diffraction
17O NMR studies of local structure and phase evolution for materials in the Y2Ti2O7–ZrTiO4 binary system
Keywords: پیروکلر ; Oxygen-ion conduction; MAS NMR; Pyrochlore; Fluorite; Metastable states; Yttrium titanate; Yttrium zirconate
Ionic and electronic conductivity of Yb2+xTi2−xO7−x/2 materials
Keywords: پیروکلر ; Pyrochlore; Anti-site; Electrolyte; Ionic conductivity; Mixed conductivity; Ion blocking
Pressure-induced order–disorder transitions in pyrochlore RE2Ti2O7 (RE = Y, Gd)
Keywords: پیروکلر ; Pyrochlore; High pressure; Raman; XRD; Order–disorder transition; Amorphization
Defect structure and dielectric properties of Bi-based pyrochlores probed by positron annihilation
Keywords: پیروکلر ; 78.70.Bj; 74.62.Dh; 77.22.Ch; Positron annihilation; Pyrochlore; Complex defects; Dielectric constant;
Structure, synthesis and high dielectric property of (NaBi)(NbCr)O6 pyrochlores
Keywords: پیروکلر ; Dielectric; Relaxation; Solid-state reaction; Pyrochlore; Resistivity
Structural and optical properties of Bi1.5ZnNb1.5O7 pyrochlore thin films prepared by chemical method
Keywords: پیروکلر ; Pyrochlore; Optical properties; Dielectrics; Structural properties
Single-crystal growth of Tl2Ru2O7 pyrochlore using high-pressure and flux method
Keywords: پیروکلر ; Pyrochlore; Single crystal; High-pressure synthesis
Low-temperature synthesis and structure characterization of the serials Y2-δBiδSn2O7 (δ=0–2.0δ=0–2.0) nanocrystals
Keywords: پیروکلر ; Hydrothermal method; Nanocrystal; Yttrium stannate; Bismuth stannate; Pyrochlore
Synthèse et étude des propriétés magnétiques des solutions solides (Bi1,524–xMxCu0,476)[Sb1,524Cu0,476]O7+δ avec M = Ca et Pb
Keywords: پیروکلر ; Bismuth; Cuivre; Calcium; Plomb; Pyrochlore; Solution solide; Oxyde; Susceptibilité magnétique; Spectrométrie Mössbauer de 121SbBismuth; Copper; Calcium; Lead; Pyrochlore; Solid solution; Oxide; Magnetic susceptibility; Mössbauer spectrometry of 121Sb
Ion exchange reactions of NaSbO3 and morphotropic series MSbO3
Keywords: پیروکلر ; Antimonate; Ilmenite; Pyrochlore; Ion exchange; X-ray diffraction; Stacking faults; Polymorphism; Formula volume
Stuffed rare earth pyrochlore solid solutions
Keywords: پیروکلر ; Pyrochlore; Stuffed pyrochlore; Stuffed spin ice; Geometrically frustrated magnet; Pyrochlore to fluorite solid solution; Rare earth titanate
A novel high-temperature commensurate superstructure in a natural bariopyrochlore: A structural study by means of a multiphase crystal structure refinement
Keywords: پیروکلر ; Pyrochlore; Superstructure; X-ray data; Multiphase structure refinement; TEM study
Subsolidus phase equilibria and properties in the system Bi2O3:Mn2O3±x:Nb2O5
Keywords: پیروکلر ; Pyrochlore; Displacive disorder; Bismuth manganese niobates; Bi–Mn–Nb–O; Phase equilibria; Phase diagram; Dielectric properties; Magnetic properties
Phase formation, crystal chemistry, and properties in the system Bi2O3–Fe2O3–Nb2O5
Keywords: پیروکلر ; Bi2O3–Fe2O3–Nb2O5; Phase equilibria; Phase diagram; Pyrochlore; Displacive disorder; Bismuth iron niobates; Bi–Fe–Nb–O; Dielectric properties; Magnetic properties
Synthesis and conductivity of Yb2Ti2O7 nanoceramics
Keywords: پیروکلر ; Ytterbium titanate; Co-precipitation; Freeze drying; Pyrochlore; Fluorite; Order-disorder transformation; Nanocrystalline ceramics;
Synthesis, characterization and lattice thermal expansion of some compounds in the system Gd2CexZr2âxO7
Keywords: پیروکلر ; Pyrochlore; X-ray diffraction; Thermal expansion;
Bismuth zinc niobate pyrochlore Bi1.5ZnNb1.5O7 from a polymeric urea-containing precursor
Keywords: پیروکلر ; Bi2O3-ZnO-Nb2O5; Urea; Pyrochlore; Nanopowder; Polymeric precursor;
Ion beam implantation and cross-sectional TEM studies of lanthanide titanate pyrochlore single crystals
Keywords: پیروکلر ; 61.82.âd; 61.80.Jh; 81.40.Wx; 72.80.Ng; Pyrochlore; Ion implantation; Critical amorphization dose; Cross-sectional TEM;
Effects of the synthesis procedure, doping and non-stoichiometry on the order–disorder transformation in Ln2Ti2O7 (Ln = Tm–Lu) oxygen-ion conductors
Keywords: پیروکلر ; Oxide ion conductor; Order–disorder transformation; Pyrochlore; Fluorite; Anti-site defect
Solid solubilities of (La Nd,)2(Zr,Ti)2O7 phases deduced by neutron diffraction
Keywords: پیروکلر ; Pyrochlore; Neutron diffraction; Solid solution;
Plutonium and “minor” actinides: safe sequestration
Keywords: پیروکلر ; nuclear fuel cycle; nuclear waste; nuclear waste forms; actinides; transuranic elements; plutonium; neptunium; pyrochlore;