Search Results - "Le Gendre, L."
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Deposition and dielectric characterization of strontium and tantalum-based oxide and oxynitride perovskite thin films
Published in Solid state sciences (01-04-2016)“…We have synthesized the composition x = 0.01 of the (Sr1-xLax)2(Ta1-xTix)2O7 solid solution, mixing the ferroelectric perovskite phases Sr2Ta2O7 and La2Ti2O7…”
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Lanthanum titanium perovskite compound: Thin film deposition and high frequency dielectric characterization
Published in Thin solid films (28-02-2014)“…Perovskite lanthanum titanium oxide thin films were deposited on (001) MgO, (001) LaAlO3 and Pt(111)/TiO2/SiO2/(001)Si substrates by RF magnetron sputtering,…”
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Journal Article Conference Proceeding -
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Strontium tantalate ceramics for dielectric resonator and antenna applications
Published in Materials research bulletin (01-10-2024)“…•Fabrication of β and β′-SrTa2O6 bulk ceramics for 5G DRA applications.•Sr deficiency leads to likely liquid-phase sintering and crystallization into β′…”
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High electric tunability on oxynitride perovskite LaTiO₂N thin films
Published in Materials letters (01-10-2011)“…Oxynitride LaTiO₂N thin films were deposited on Pt/Ti/SiO₂/Si substrates by RF reactive sputtering. X-ray diffraction analysis highlighted the polycrystalline…”
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Perovskite (Sr2Ta2O7)100−x(La2Ti2O7)x ceramics: From dielectric characterization to dielectric resonator antenna applications
Published in Journal of alloys and compounds (15-08-2021)“…•Synthesis of (Sr2Ta2O7)100−x(La2Ti2O7)x ceramics with composition x between 0 and 3.•Dielectric characterization (permittivity, dielectric loss) from 10 kHz…”
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Dielectric oxynitride LaTiOxNy thin films deposited by reactive radio-frequency sputtering
Published in Thin solid films (01-05-2012)“…LaTiOxNy thin films have been deposited by RF sputtering on (001) Nb-doped SrTiO3 and (001) MgO single-crystalline substrates at high temperature (TS=800°C)…”
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Lanthanum titanate ceramics: Electrical characterizations in large temperature and frequency ranges
Published in Journal of the European Ceramic Society (2005)“…Ceramics of the La 2O 3–TiO 2 system have very good dielectric properties, which make La 2Ti 2O 7 a good candidate for microwave applications. Using…”
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Structural and dielectric properties of oxynitride perovskite LaTiOxNy thin films
Published in Thin solid films (28-11-2008)“…Oxynitride LaTiOxNy films have been deposited by sputtering with substrate temperature =[800−900 °C] and nitrogen ratio in the plasma =[0−71%]. Distinct…”
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Green foams for microwave absorbing applications: Synthesis and characterization
Published in Materials research bulletin (01-12-2017)“…[Display omitted] •Carbon-filled CRT-based glass foams have been studied for microwave application.•The dielectric loss of a glass foam made with 1.5%wt. C are…”
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Mixed oxidation states of Yb and Sm in Si-Al-O-N glasses
Published in Journal of the European Ceramic Society (2006)“…The mechanical and optical properties of samarium and ytterbium doped Y-Si-Al-O-N glasses have been studied. It has been shown that both samarium and ytterbium…”
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Deposition and dielectric study as function of thickness of perovskite oxynitride SrTaO2N thin films elaborated by reactive sputtering
Published in Surface & coatings technology (15-09-2017)“…The present study concerns the deposition of perovskite oxynitride SrTaO2N films and their dielectric characterization at low frequencies. Those radio…”
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Ferroelectric and dielectric study of strontium tantalum based perovskite oxynitride films deposited by reactive rf magnetron sputtering
Published in Materials research bulletin (01-12-2017)“…[Display omitted] •Oxynitride perovskite thin films were deposited by reactive sputtering.•Films are textured or epitaxially grown on MgO and Nb-SrTiO3…”
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Growth of (Sr,La)-(Ta,Ti)-O-N perovskite oxide and oxynitride films by radio frequency magnetron sputtering: Influence of the reactive atmosphere on the film structure
Published in Journal of crystal growth (01-03-2015)“…In the search for new dielectric and ferroelectric compounds, we were interested in the perovskite (Sr1-xLax)2(Ta1-xTix)2O7 solid solution with ferroelectric…”
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A new class of inorganic compounds containing dinitrogen-metal bonds
Published in Journal of the European Ceramic Society (1997)“…TGA of particular oxynitrides shows an unexpected intermediate phase between starting oxynitride and final oxide. Transition between this intermediate phase…”
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Journal Article Conference Proceeding -
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Influence of the sputtering reactive gas on the oxide and oxynitride LaTiON deposition by RF magnetron sputtering
Published in Applied surface science (01-01-2013)“…► We report on the deposition of perovskite La2Ti2O7 and LaTiO2N films. ► The films were grown by reactive sputtering from an oxynitride target. ► The presence…”
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Influence of the sputtering reactive gas on the oxide and oxynitride La—Ti—O—N deposition by RF magnetron sputtering
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Miniaturized notch antenna based on lanthanum titanium perovskite oxide thin films
Published in Thin solid films (31-07-2014)“…This paper presents the integration of a dielectric lanthanum titanium oxide compound as thin film in a discrete capacitive component operating at microwaves…”
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Journal Article Conference Proceeding -
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Perovskite oxynitride LaTiOxNy thin films: Dielectric characterization in low and high frequencies
Published in Thin solid films (01-11-2011)“…Lanthanum titanium oxynitride (LaTiOxNy) thin films are studied with respect to their dielectric properties in low and high frequencies. Thin films are…”
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Conference Proceeding Journal Article -
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Thermal oxidation of oxynitride films as a strategy to achieve (Sr2Ta2O7)100-x(La2Ti2O7)x based oxide perovskite films with x = 1.65
Published in Journal of the European Ceramic Society (01-12-2020)“…•Sputtering deposition of films of the (Sr2Ta2O7)100-x(La2Ti2O7)x solid solution.•Strontium deficient tetragonal tungsten bronze oxide films deposited under…”
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