Listar UTN- FRC -Producción Académica de Investigación y Desarrollo por autor "Anunziata, Oscar Alfredo"
Mostrando ítems 21-34 de 34
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Síntesis y caracterización de un catalizador soportado iridio/platino-SBA-15 para su aplicación
Vallés, Verónica; Ledesma, Brenda; Rivoira, Lorena Paola; Cussa, Jorgelina; Martínez, María Laura; Anunziata, Oscar Alfredo; Beltramone, Andrea Raquel (2014)En el presente trabajo se estudió el efecto de la dispersión de metales nobles Ir y Pt y la interacción con el soporte SBA-15, relacionándolos con la actividad catalítica del catalizador en la reacción de hidrogenación ... -
Sustainable utilization of orange peels waste for preparation of activated carbon: Synthesis, Characterization and Hydrogen storage application
Juárez, Juliana María; Ledesma, Brenda Cecilia; Beltramone, Andrea Raquel; Gómez Costa, Marcos Bruno; Anunziata, Oscar Alfredo (2022)The recovery and reuse of orange peel waste (OP) is a sustainable strategy in a circular economy. In this research, OP was used as the raw material for the preparation of a novel carbonaceous nanomaterial to be used in ... -
Sustainable utilization of orange peels waste for preparation of activated carbon: synthesis, characterization and hydrogen storage application
Juárez, Juliana María; Anunziata, Oscar Alfredo; Gómez Costa, Marcos Bruno; Beltramone, Andrea Raquel; Ledesma, Brenda Cecilia (2022)The recovery and reuse of orange peel waste (OP) is a sustainable strategy in a circular economy. In this research, OP was used as the raw material for the preparation of a novel carbonaceous nanomaterial to be used in the ... -
Syntesis, characterization and hydrotreating catalitic performance of Ir/Ti-SBA-16 and Ir/TIO2-SBA-16.
Ledesma, Brenda; Vallés, Verónica; Rivoira, Lorena Paola; Anunziata, Oscar Alfredo; Beltramone, Andrea Raquel (2014)A series of Ti modified SBA-16 supports and their respective Ir-catalysts were prepared, and characterized to study the effect of support preparation method on the dispersion of iridium and on the characteristics of Ir ... -
Synthesis and characteristics of CMK-3 modified with magnetite nanoparticles for application in hydrogen storage
Juárez, Juliana María; Cussa, Jogelina; Anunziata, Oscar Alfredo; Gómez Costa, Marcos Bruno (2022)In this work, we report the synthesis and characterization of iron oxide nanoparticles supported in nanostructured carbon (CMK-3). This material is promising in the application of hydrogen adsorption for energy storage. ... -
Synthesis and characterization of conducting polypyrrole/SBA-3 and polypyrrole/Na–AlSBA-3 composites
Gómez Costa, Marcos Bruno; Juárez, Juliana; Martínez, María Laura; Beltramone, Andrea Raquel; Cussa, Jorgelina; Anunziata, Oscar Alfredo (2012)Si-SBA-3 and Na–AlSBA-3 materials were synthesized for application in the preparation of composites. Silica mesoporous materials were obtained following the sol–gel method and post-synthesis alumination. Pyrrole-saturated ... -
Synthesis and characterization of new composites: PANI/Na-AlSBA-3 and PANI/Na-AlSBA-16
Martínez, María Laura; Luna D´Amicis, Froilán A.; Beltramone, Andrea Raquel; Gómez Costa, Marcos Bruno; Anunziata, Oscar Alfredo (2011)The new aluminosilicate materials (Na-AlSBA-3 and Na-AlSBA-16) were synthesized for application in the preparation of composites. Silica mesoporous materials were obtained following the sol–gel method and post-synthesis ... -
Synthesis of ordered mesoporous SBA-3 materials using silica gel as silica source
Martínez, María Laura; Ponte, María Virginia; Anunziata, Oscar Alfredo; Beltramone, Andrea Raquel (2014)Nanostructured materials have exceptional and highly attractive properties, including catalyst, adsor- bent, separation media and chemo sensor. Technical advances in these fields require the development of ordered porous ... -
Synthesis, characterization and catalytic performance of bimetallic Ir-Pt catalysts for tetralin hydrogenation
Vallés, Verónica; Ledesma, Brenda; Rivoira, Lorena Paola; Cussa, Jorgelina; Martínez, María Laura; Anunziata, Oscar Alfredo; Beltramone, Andrea Raquel (2014)Bimetallic Pt–Pd catalysts have received considerable attention, because they show high activity in a variety of catalytic applications (1) and stability compared with monometallic Pt or Pd catalysts. For instance, the ... -
Synthesis, characterization and hydrogen storage application of an activated carbon derivated from orange peels waste
Juárez, Juliana María; Ledesma, Brenda Cecilia; Anunziata, Oscar Alfredo; Gómez Costa, Marcos Bruno; Beltramone, Andrea Raquel (2022)The recovery and reuse of orange peel waste (OP) is a sustainable strategy in a circular economy. In this research, OP was used as the raw material for the preparation of a novel carbonaceous nanomaterial to be used in ... -
Synthesis, characterization and hydrotreating activity of Ir catalysts supported on titania-modified mesoporous material
Ledesma, Brenda; Vallés, Verónica; Rivoira, Lorena Paola; Martínez, María Laura; Anunziata, Oscar Alfredo; Beltramone, Andrea Raquel (2014)A titanium modified catalyst based on noble metal has been prepared with the main aim of obtaining Nitrogen-tolerant catalysts to be used in second stage processes of mild-hydrotreating. We study the catalytic properties ... -
Tetralin hydrogenation and ring opening of decalin over Ir-Pt-SBA-15
Vallés, Verónica; Rivoira, Lorena Paola; Ledesma, Brenda; Cussa, Jorgelina; Anunziata, Oscar Alfredo; Beltramone, Andrea Raquel (2014)A series of Ir and Pt modified SBA-15 were prepared by the consecutive wet impregnation method, with different content of each metal. The final catalysts were characterized by XRD, TEM and H2 chemisorption to study the ... -
Titania-modifed SBA-16 applied to oxidative desulfuration of DBT
Rivoira, Lorena Paola; Vallés, Verónica; Ledesma, Brenda; Martínez, María Laura; Anunziata, Oscar Alfredo; Beltramone, Andrea Raquel (2014)Recent results show that Ti-containing molecular sieves exhibit good catalytic reactivity in the oxidation of sulfide, mercaptan, thiophene and derivatives [1]. In this work, we describe the preparation and characterization ... -
XANES-PCA analysis of Ti-species in MCM-41 mesoporous silica synthesized by different methods
Anunziata, Oscar Alfredo; Beltramone, Andrea Raquel; Martínez, María Laura; Giovanetti, Lisandro J.; Requejo, Félix G.; Ledec, Eduardo (2011)MCM-41 mesoporous silica was prepared with Ti incorporated in the structure by two different ways: hydrothermal and atmospheric pressure by sol–gel method. To evaluate each synthesis, these materials were in situ investigated ...