Search Results - "Mestres, L"

Improving the functional properties of (K0.5Na0.5)NbO3 piezoceramics by acceptor doping by Vendrell, X., García, J.E., Bril, X., Ochoa, D.A., Mestres, L., Dezanneau, G.

“…ZrO2 and TiO2 modified lead-free (K0.5Na0.5)NbO3 (KNN) piezoelectric ceramics are prepared by a conventional solid-state reaction. The effect of acceptor…”
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Synthesis and characterization of A-site deficient rare-earth doped BaZrxTi1―xO3 perovskite-type compounds by OSTOS, C, MESTRES, L, MARTINEZ-SARRION, M. L, GARCIA, J. E, ALBAREDA, A, PEREZ, R

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Phase transition characteristics and dielectric properties of rare-earth (La, Pr, Nd, Gd) doped Ba(Zr0.09Ti0.91)O3 ceramics by Diez-Betriu, X, Garcia, J E, Ostos, C, Boya, A U, Ochoa, D A, Mestres, L, Perez, R

“…A-site deficient rare-earth doped barium zirconate titanate (BZT) ceramics (Ba1-yLn2y/3)Zr0.09Ti0.91O3 (Ln = La, Pr, Nd, Gd) were obtained by a modified…”
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Exploring different sintering atmospheres to reduce nonlinear response of modified KNN piezoceramics by Vendrell, X., García, J.E., Rubio-Marcos, F., Ochoa, D.A., Mestres, L., Fernández, J.F.

“…Dense lead-free (K0.44Na0.52Li0.04)(Nb0.86Ta0.10Sb0.04)O3 piezoelectric ceramics are prepared by the conventional mixed oxide method. The effect of different…”
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Pre-Big Bang, fundamental Physics and noncyclic cosmologies: Possible alternatives to standard concepts and laws by Gonzalez-Mestres, L.

“…Detailed analyses of WMAP and Planck data can have significant implications for noncyclic pre-Big Bang approaches incorporating a new fundamental scale beyond…”
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Effect of MnO doping on the structure, microstructure and electrical properties of the (K,Na,Li)(Nb,Ta,Sb)O3 lead-free piezoceramics by RUBIO-MARCOS, F, MARCHET, P, VENDRELL, X, ROMERO, J. J, REMONDIERE, F, MESTRES, L, FERNANDEZ, J. F

“…Mn2+-doped (K,Na,Li)(Nb,Ta,Sb)O3 lead-free piezoelectric ceramics have been prepared by a conventional sintering technique. The effects of Mn2+ doping on the…”
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Structure, microstructure and electrical properties of Cu2+ doped (K,Na,Li)(Nb,Ta,Sb)O3 piezoelectric ceramics by Rubio-Marcos, F., Reinosa, J.J., Vendrell, X., Romero, J.J., Mestres, L., Leret, P., Fernández, J.F., Marchet, P.

“…This work studies the effects of copper doping on the properties of the (K0.44Na0.52Li0.04)(Nb0.86Ta0.10Sb0.04)O3 piezoelectric ceramic material. Cu2+…”
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High-energy cosmic rays and tests of basic principles of Physics: Looking at the Planck scale and beyond by Gonzalez-Mestres, L.

“…With the present understanding of data, the observed flux suppression for ultra-high energy cosmic rays (UHECR) at energies above 4.10[sup 19] eV can be a…”
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Structural, microstructural and transport properties study of lanthanum lithium titanium perovskite thin films grown by Pulsed Laser Deposition by Maqueda, O., Sauvage, F., Laffont, L., Martínez-Sarrión, M.L., Mestres, L., Baudrin, E.

“…Lanthanum lithium titanate thin films were grown by Pulsed Laser Deposition. La 0.57Li 0.29TiO 3 dense films with smooth surfaces were obtained after…”
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The influence of A-site rare-earth for barium substitution on the chemical structure and ferroelectric properties of BZT thin films by Ostos, C., Martínez-Sarrión, M.L., Mestres, L., Delgado, E., Prieto, P.

“…Rare-earth ( RE) doped Ba(Zr,Ti)O 3 (BZT) thin films were prepared by rf-magnetron sputtering from a Ba 0.90 Ln 0.067Zr 0.09Ti 0.91O 3 ( Ln=La, Nd) target. The…”
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Growth and characterization of BLZT–CFO composite thin films by Delgado, E., Ostos, C., Martínez-Sarrión, M.L., Mestres, L., Lederman, D., Prieto, P.

“…Composite Ba 0.90La 0.067Zr 0.09Ti 0.91O 3–CoFe 2O 4 (BLZT–CFO) thin films were prepared by rf-magnetron sputtering from a 0.68 BLZT–0.32 CFO mixed target at a…”
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Synthesis and electrical properties of new rare-earth titanium perovskites for SOFC anode applications by Lepe, F.J., Fernández-Urbán, J., Mestres, L., Martínez-Sarrión, M.L.

“…New oxides of general formula Ln 2/3− x TiO 3−3 x/2 (Ln = La, Pr and Nd; 0.07 ≤ x ≤ 0.13) have been prepared by a new synthetic route, starting with precursors…”
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Induced p-type semiconductivity in Mg-doped Nd2Zr2O7 pyrochlore system by Vendrell, X., Santos-Veiga, E.L., Beltrán-Mir, H., Cordoncillo, E., Mestres, L.

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Phase Diagram at Low Temperature of the System ZrO2/Nb2O5 by Mestres, L., Martínez-Sarrión, M. L., Castaño, O., Fernández-Urbán, J.

“…Various compositions of the ZrO2/Nb2O5 system were synthesized and the experimental conditions for obtaining reproducible results were established. The gel was…”
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Analysis of the Eu3+ emission in a SrWO4 laser matrix under pressure by Rivera-López, Fernando, Martín, I. R., Da Silva, I., González-Silgo, C., Rodríguez-Mendoza, U. R., Lavín, V., Lahoz, F., Maceda Díaz-González, S., Martínez-Sarrión, M. L., Mestres, L., Fernández-Urban, J.

“…Optical properties of the SrWO 4 matrix doped with different Eu 3+ concentrations (10%, 13% and 20%) have been studied. At ambient pressure, the temporal…”
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Phase Diagram and Impedance Spectroscopy Study of the La0.5+x−yBiyLi0.5−3xTiO3 System by Martínez-Sarrión, M.-L., Mestres, L., Herráiz, M., Maqueda, O., Bakkali, A., Fernández, N.

“…The phase diagram of the system Li2O/La2O3/TiO2/Bi2O3 has been studied. Using powder X‐ray diffraction, five distinct areas have been found in the triangle…”
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Crystal Chemistry and Conductivity Studies in the System La0.5+x+yLi0.5−3xTi1−3yCr3yO3 by Martínez-Sarrión, M.L., Mestres, L., Morales, M., Herraiz, M.

“…The stoichiometry polymorphism and electrical behavior of solid solutions La0.5+x+yLi0.5−3xTi1−3yCr3yO3 with perovskite-type structure were studied. Data are…”
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Apixaban in the prevention of stroke and systemic embolism in nonvalvular atrial fibrillation by Pujadas-Mestres, L, Escolar, G, Arellano-Rodrigo, E, Galán, A M

“…Conventional anticoagulant therapies can significantly reduce the risk of stroke and related complications in patients with atrial fibrillation (AF). Classic…”
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Nano-to millisecond lifetime luminescence properties in Ln sub(2)(WO sub(4)) sub(3) (Ln = La, Ho, Tm and Eu) microcrystalline powders with different crystal structures by Lahoz, F, Sabalisck, N P, Cerdeiras, E, Mestres, L

“…Ln sub(2)(WO sub(4)) sub(3) crystals (Ln = La, Ho, Tm, Eu) have been synthesized using the conventional solid-state ceramic technique. X-ray diffraction was…”
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Nano-to millisecond lifetime luminescence properties in Ln2(WO4)3 (Ln = La, Ho, Tm and Eu) microcrystalline powders with different crystal structures by Lahoz, F., Sabalisck, N.P., Cerdeiras, E., Mestres, L.

“…Ln2(WO4)3 crystals (Ln = La, Ho, Tm, Eu) have been synthesized using the conventional solid-state ceramic technique. X-ray diffraction was employed to identify…”
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