Search Results - "Gionco, Chiara"

Paramagnetic Defects in Polycrystalline Zirconia: An EPR and DFT Study by Gionco, Chiara, Paganini, Maria Cristina, Giamello, Elio, Burgess, Robertson, Di Valentin, Cristiana, Pacchioni, Gianfranco

“…The paramagnetic defects present in pristine zirconium dioxide (ZrO2) and those formed upon reductive treatments (either annealing or UV irradiation in H2) are…”
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Red Upconverter Nanocrystals Functionalized with Verteporfin for Photodynamic Therapy Triggered by Upconversion by Miletto, Ivana, Gionco, Chiara, Paganini, Maria Cristina, Cerrato, Erik, Marchese, Leonardo, Gianotti, Enrica

“…Upconversion (UC) nanoparticles characterized by red upconversion emission, particularly interesting for biological applications, have been prepared and…”
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Rare earth oxides in zirconium dioxide:How to turn a wide band gap metal oxide into a visible light active photocatalyst by Gionco, Chiara, Paganini, Maria C., Giamello, Elio, Sacco, Olga, Vaiano, Vincenzo, Sannino, Diana

“…In the present study, we investigated the effect of cerium and erbium doping of the zirconium dioxide matrix. We synthesized doped samples using hydrothermal…”
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Erbium-Doped LiYF4 as a Potential Solid-State Frequency Reference: Eligibility and Spectroscopic Assessment by Cerrato, Erik, Gionco, Chiara, Rizzelli Martella, Giuseppe, Clivati, Cecilia, Gaudino, Roberto, Calonico, Davide

“…Time and frequency metrology is a key enabler for both forefront science and innovation. At the moment, atomic frequency standards (AFSs) are based on atoms…”
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Insights Into the Sunlight-Driven Water Oxidation by Ce and Er-Doped ZrO2 by Hernández, Simelys, Gionco, Chiara, Husak, Thomas, Castellino, Micaela, Muñoz-Tabares, José A., Tolod, Kristine R., Giamello, Elio, Paganini, Maria C., Russo, Nunzio

“…In the present work, the activity of Ce and Er-doped ZrO 2 nanopowders for sun-driven photocatalytic water oxidation has been investigated. ZrO 2 powders with…”
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Control of Membrane Fouling in Organics Filtration Using Ce-Doped Zirconia and Visible Light by Bortot Coelho, Fabrício Eduardo, Gionco, Chiara, Paganini, Maria Cristina, Calza, Paola, Magnacca, Giuliana

“…Membrane fouling has been a major issue in the development of more efficient water treatment processes. Specifically in surface waters filtration, organic…”
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Photocatalytic performances of rare earth element-doped zinc oxide toward pollutant abatement in water and wastewater by Sordello, Fabrizio, Berruti, Ilaria, Gionco, Chiara, Paganini, Maria Cristina, Calza, Paola, Minero, Claudio

“…[Display omitted] •Photocatalytic activity of pristine and rare earth doped ZnO was compared with P25.•Phenol is abated with similar kinetics in MilliQ water…”
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Rare earth ions doped ZnO: Synthesis, characterization and preliminary photoactivity assessment by Cerrato, Erik, Gionco, Chiara, Berruti, Ilaria, Sordello, Fabrizio, Calza, Paola, Paganini, Maria Cristina

“…This work reports the effect of doping zinc oxide with lanthanide ions on structural, EPR and UV visible properties. Bare and doped samples were synthesized…”
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Al- and Ga-Doped TiO2, ZrO2, and HfO2: The Nature of O 2p Trapped Holes from a Combined Electron Paramagnetic Resonance (EPR) and Density Functional Theory (DFT) Study by Gionco, Chiara, Livraghi, Stefano, Maurelli, Sara, Giamello, Elio, Tosoni, Sergio, Di Valentin, Cristiana, Pacchioni, Gianfranco

“…The nature of hole centers in a series of MeO2 (TiO2, ZrO2, HfO2) metal oxides doped with trivalent Al or Ga ions has been investigated coupling the classic…”
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Synthesis and characterization of Ce and Er doped ZrO2 nanoparticles as solar light driven photocatalysts by Gionco, Chiara, Hernández, Simelys, Castellino, Micaela, Gadhi, Tanveer Ahmed, Muñoz-Tabares, José Alejandro, Cerrato, Erik, Tagliaferro, Alberto, Russo, Nunzio, Paganini, Maria Cristina

“…In this work, nanostructured rare-earth-doped zirconia was successfully synthesized, through a simple hydrothermal method, with a rare-earth oxide (REO)-based…”
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Cerium doped zirconium dioxide as a potential new photocatalytic material. The role of the preparation method on the properties of the material by Gionco, Chiara, Paganini, Maria Cristina, Chiesa, Mario, Maurelli, Sara, Livraghi, Stefano, Giamello, Elio

“…•Zirconium dioxide has been doped with Ce4+ ions (0.5%) using three distinct synthetic procedures.•A red shift of the ZrO2 band gap transition is observed in…”
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Origin of Visible Light Photoactivity of the CeO2/ZnO Heterojunction by Cerrato, Erik, Gionco, Chiara, Paganini, Maria Cristina, Giamello, Elio, Albanese, Elisa, Pacchioni, Gianfranco

“…The synthesis of a mixed CeO2–ZnO oxide results in a photocatalyst active under visible light. The characterization of the new material shows that Ce does not…”
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Cerium-Doped Zirconium Dioxide, a Visible-Light-Sensitive Photoactive Material of Third Generation by Gionco, Chiara, Paganini, Maria C, Giamello, Elio, Burgess, Robertson, Di Valentin, Cristiana, Pacchioni, Gianfranco

“…The dispersion of small amounts of Ce4+ ions in the bulk of ZrO2 leads to a photoactive material sensitive to visible light. This is shown by monitoring with…”
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Vis-NIR luminescent lanthanide-doped core-shell nanoparticles for imaging and photodynamic therapy by Miletto, Ivana, Gionco, Chiara, Paganini, Maria Cristina, Martinotti, Simona, Ranzato, Elia, Giamello, Elio, Marchese, Leonardo, Gianotti, Enrica

“…[Display omitted] •Theranostic ZrO2 nanoplatforms which bring together Vis and NIR luminescence of lanthanide ions and photodynamic therapy were prepared.•A…”
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New insight into zinc oxide doped with iron and its exploitation to pollutants abatement by Paganini, Maria Cristina, Giorgini, Alice, Gonçalves, Nuno P.F., Gionco, Chiara, Bianco Prevot, Alessandra, Calza, Paola

“…[Display omitted] •Photocatalytic efficiency of ZnO is improved by iron doping.•New materials have been synthesized using different synthetic strategies.•The…”
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Erbium-Doped LiYF[sub.4] as a Potential Solid-State Frequency Reference: Eligibility and Spectroscopic Assessment by Cerrato, Erik, Gionco, Chiara, Rizzelli Martella, Giuseppe, Clivati, Cecilia, Gaudino, Roberto, Calonico, Davide

“…Time and frequency metrology is a key enabler for both forefront science and innovation. At the moment, atomic frequency standards (AFSs) are based on atoms…”
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Structural and spectroscopic properties of high temperature prepared ZrO2–TiO2 mixed oxides by Gionco, Chiara, Battiato, Alfio, Vittone, Ettore, Paganini, Maria Cristina, Giamello, Elio

“…ZrO2–TiO2 mixed oxides of various composition, with the molar fraction of TiO2 ranging from 0.1% to 15%, have been prepared via sol-gel synthesis and then…”
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Synthesis and characterization of Ce and Er doped ZrO^sub 2^ nanoparticles as solar light driven photocatalysts by Gionco, Chiara, Hernández, Simelys, Castellino, Micaela, Gadhi, Tanveer Ahmed, Muñoz-Tabares, José Alejandro, Cerrato, Erik, Tagliaferro, Alberto, Russo, Nunzio, Paganini, Maria Cristina

“…In this work, nanostructured rare-earth-doped zirconia was successfully synthesized, through a simple hydrothermal method, with a rare-earth oxide (REO)-based…”
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Al- and Ga-Doped TiO 2 , ZrO 2 , and HfO 2 : The Nature of O 2p Trapped Holes from a Combined Electron Paramagnetic Resonance (EPR) and Density Functional Theory (DFT) Study by Gionco, Chiara, Livraghi, Stefano, Maurelli, Sara, Giamello, Elio, Tosoni, Sergio, Di Valentin, Cristiana, Pacchioni, Gianfranco

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Structural and spectroscopic properties of high temperature prepared ZrO2aTiO2 mixed oxides by Gionco, Chiara, Battiato, Alfio, Vittone, Ettore, Paganini, Maria, Giamello, Elio

“…ZrO2aTiO2 mixed oxides of various composition, with the molar fraction of TiO2 ranging from 0.1% to 15%, have been prepared via sol-gel synthesis and then…”
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