Search Results - "López García, A.R."

Perturbed angular correlation study of 181Ta-doped PbTi1−xHfxO3 compounds by Alonso, R.E., López García, A.R., de la Rubia, M.A., De Frutos, J.

“…In this work, the hyperfine quadrupole interaction at Ta-doped PbTi1−xHfxO3 polycrystalline samples is studied for the first time. Powders with x=0.25, 0.50…”
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PAC investigation on the Zr-rich region of the PZT phase diagram by Alonso, R.E., Ayala, A.P., López García, A.R., Eiras, J.A.

“…Previous studies using perturbed angular correlation (PAC) spectroscopy in the PbZr 1− x Ti x O 3 (PZT) family of compounds show that whereas PbZrO 3 is…”
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Dielectric behaviour of Hf-doped CaCu3Ti4O12 ceramics obtained by conventional synthesis and reactive sintering by de la Rubia, M.A., Leret, P., del Campo, A., Alonso, R.E., López-Garcia, A.R., Fernández, J.F., de Frutos, J.

“…CaCu3(Ti4−xHfx)O12 ceramics (x=0.04, 0.1 and 0.2) were prepared by conventional synthesis (CS) and through reactive sintering (RS), in which synthesis and…”
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On the occurrence of a metastable tetragonal t ′-phase in a ZrO 2 −13.6 mole % MgO ceramic and its microscopic thermal evolution by Caracoche, M.C., Rivas, P.C., Pasquevich, A.F., López García, A.R., Aglietti, E., Scian, A.

“…The time-differential perturbed angular correlation technique has been used to investigate the thermal behavior of a ZrO 2 −13.6 mole % MgO ceramic between…”
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On the occurrence of a metastable tetragonal t′-phase in a ZrO2−13.6 mole % MgO ceramic and its microscopic thermal evolution by Caracoche, M.C., Rivas, P.C., Pasquevich, A.F., López García, A.R., Aglietti, E., Scian, A.

“…The time-differential perturbed angular correlation technique has been used to investigate the thermal behavior of a ZrO2−13.6 mole % MgO ceramic between room…”
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Phase transitions in PbZrxHf1-xO3 determined by thermal analysis and impedance spectroscopy by De La Rubia, Miguel Angel, Alonso, Roberto Emilio, Lopez-garcia, Alberto R., De Frutos, Jose

“…The objective of this study is to determine the influence of partial substitutions of Zr by Hf in the perovskite-type crystalline structure of PbZrO 3 …”
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Evolution of the Phase Content of Zirconia Powders Prepared by Sol-Gel Acid Hydrolysis by Rivas, Patricia C., Martínez, Jorge A., Caracoche, María C., Rodríguez, Agustín M., García, Alberto R. López, Pavlik Jr, Robert S., Klein, Lisa C.

“…The evolution of the phase content in zirconia powders that have been prepared by sol—;gel acid hydrolysis has been investigated using the…”
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Temperature dependence of the hyperfine interaction in the cubic phase of BaHfO sub 3 by Lopez Garcia, A.R., de la Presa, P., Rodriguez, A.M.

“…The temperature dependence of the hyperfine interaction in the paraelectric phase of BaHfO{sub 3} in the temperature range from liquid-nitrogen temperature to…”
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Aftereffect investigations in mixed-valence indium chlorides by MASSOLO, C. P, DESIMONI, J, BIBILONI, A. G, MENDORA-ZELIS, L. A, DAMONTE, L. C, LOPEZ-GARCIA, A. R, MARTIN, P. W, DONG, S. R, HOOLEY, J. G

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