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Browsing by Subject "Electron Microscopy Service of the UPV"

Now showing items 1-20 of 165

"Ab initio" synthesis of zeolites for preestablished catalytic reactions

Gallego-Sánchez, Eva María; Portilla Ovejero, Mª Teresa; Paris-Carrizo, Cecilia Gertrudis; Leon Escamilla, Efigenio Alejandro; Boronat Zaragoza, Mercedes; Moliner Marin, Manuel; Corma Canós, Avelino (American Association for the Advancement of Science (AAAS), 2017)

[EN] Unlike homogeneous catalysts that are often designed for particular reactions, zeolites are heterogeneous catalysts that are explored and optimized in a heuristic fashion. We present a methodol. for synthesizing ...
2nd EUROPEAN CONFERENCE ON ELECTROCHEMICAL METHODS APPLIED TO THE CONSERVATION OF ARTWORKS

Domenech Carbo, Mª Teresa; Domenech Carbo, Antonio (Editorial Universitat Politècnica de València, 2014-09)

This book is issued at the occasion of the 2nd European Conference on electrochemical methods applied to the conservation of artworks, held in Valencia, on 23th September, 2014. This Conference has been hosted by the ...
A heterogeneous mechanism for the catalytic decomposition of hydroperoxides and oxidation of alkanes over CeO2 nanoparticles: A combined theoretical and experimental study

López Auséns, Javier Tirso; Boronat Zaragoza, Mercedes; Concepción Heydorn, Patricia; Chouzier, Sandra; Mastroianni, Sergio; Corma Canós, Avelino (Elsevier, 2016)

[EN] A nanoparticulate CeO2 catalyst is presented that is able to oxidize cyclohexane to K/A-oil (a mixture of cyclohexanone and cyclohexanol) using hydroperoxides as oxidizing species. The improvement in selectivity with ...
A Mycoplasma Genomic DNA Probe using Gated Nanoporous Anodic Alumina

Pla, Luis; Xifre Perez, Elisabet; Ribes, Àngela; Aznar, Elena; Marcos Martínez, María Dolores; Marsal, L.F.; Martínez-Máñez, Ramón; Sancenón Galarza, Félix (John Wiley & Sons, 2017)

[EN] A nanoporous anodic alumina (NAA)-based sensor system for the detection of Mycoplasma was developed through the implementation of "molecular gates" selective to the presence of this bacterium. The capped support showed ...
Active bilayer films of thermoplastic starch and polycaprolactone obtained by compression molding

Ortega-Toro, Rodrigo; Morey, Iris; Talens Oliag, Pau; Chiralt, A. (Elsevier, 2015-08-20)

[EN] Bilayer films consisting of one layer of PCL with either one of thermoplastic starch (S) or one of thermo-plastic starch with 5% PCL (S95) were obtained by compression molding. Before compression, aqueoussolutions of ...
Amidase-responsive controlled release of antitumoral drug into intracellular media using gluconamide-capped mesoporous silica nanoparticles

Candel Busquets, Inmaculada; Aznar Gimeno, Elena; Mondragón Martínez, Laura; De la Torre Paredes, Cristina; Martínez Mañez, Ramón; Sancenón Galarza, Félix; Marcos Martínez, María Dolores; Amoros del Toro, Pedro Jose; Guillem, Carmen; Pérez Payá, Enrique; Costero Nieto, Ana María; Gil Grau, Salvador; Parra Álvarez, Margarita (Royal Society of Chemistry, 2012-10-02)

MCM-41 silica nanoparticles were used as inorganic scaffolding to prepare a nanoscopic-capped hybrid material S1, which was able to release an entrapped cargo in the presence of certain enzymes, whereas in the absence of ...
An allele of Arabidopsis COI1 with hypo- and hypermorphic phenotypes in plant growth, defence and fertility

Dobón Alonso, Albor; Wulff, Brande B Hertel; Canet Perez, Juan Vicente; Fort Rausell, Patrocinio; Tornero Feliciano, Pablo (Public Library of Science, 2013-01)

Resistance to biotrophic pathogens is largely dependent on the hormone salicylic acid (SA) while jasmonic acid (JA) regulates resistance against necrotrophs. JA negatively regulates SA and is, in itself, negatively regulated ...
An approach to a new supplementary cementing material: Arundo donax straw ash material

Paya Bernabeu, Jorge Juan; Rosello Caselles, Josefa; Monzó Balbuena, José Mª; Escalera, A.; Santamarina Siurana, Mª Pilar; Borrachero Rosado, María Victoria; Soriano Martinez, Lourdes (MDPI AG, 2018)

[EN] Arundo donax is a plant native to Asia and is considered an invader species in the Mediterranean region and many tropical zones in the world. These invader plants can be collected to produce a biomass, which can be ...
An experimental fatigue study of a porous scaffold for the regeneration of articular cartilage

Vikingsson, Line Karina Alva; Gómez-Tejedor, José Antonio; Gallego Ferrer, Gloria; Gómez Ribelles, José Luís (Elsevier, 2015-05-01)

The aim of this experimental study is to predict the long-term mechanical behavior of a porous scaffold implanted in a cartilage defect for tissue engineering purpose. Fatigue studies were performed by up to 100,000 ...
Analysis, implementation and validation of a Love mode surface acoustic wave device for its application as sensor of biological processes in liquid media

Rocha Gaso, María Isabel (Editorial Universitat Politècnica de València, 2013-10-01)

En las últimas dos décadas, han surgido diferentes tecnologías acústicas para aplicaciones biosensoras como alternativas a tecnologías de detección bien establecidas ¿acústicas o ópticas¿ como son la Microbalanza de ...
Analytical study of the wall paintings in the Borgherini chapel in the Sant Pietro in Montorio church (Rome, Italy) by Sebastiano del Piombo

Osete Cortina, Laura; Vázquez de Agredos Pascual, María Luisa; Domenech Carbo, Mª Teresa; Domenech Carbo, Antonio (Instituto Universitario de Restauración del Patrimonio de la UPV, 2011)

The wall paintings "La Trasfigurazione" and "La Flagellazione" studied in the present work are located in the Sant Pietro in Montoro Church, which is an outstanding monument in Italian Renaissance style. Borgherini family ...
Analytical study of waterlogged ivory from the Bajo de la campana site (Murcia, Spain)

Domenech Carbo, Mª Teresa; Buendía Ortuño, María del Milagro; Pasies Oviedo, Trinidad; Osete Cortina, Laura (Elsevier, 2016)

[EN] This work reports an analytical study conducted prior to the conservation intervention of a collection of elephant tusks excavated from a wreck site of a 600-500 BC Phoenician trading vessel in Bajo de la campana ...
Análisis genético de la percepción del ácido salicílico en Arabidopsis thaliana. Caracterización de NRB4

Canet Perez, Juan Vicente (Universitat Politècnica de València, 2012-07-31)

Interés del estudio: Profundizar en el conocimiento de algunos de los mecanismos de resistencia que han desarrollado las plantas frente a patógenos, tomando como referencia principal la interacción entre Arabidopsis ...
Another beauty of analytical chemistry: chemical analysis of inorganic pigments of art and archaeological objects

Domenech Carbo, Mª Teresa; Osete Cortina, Laura (Springer-Verlag, 2016)

[EN] This lecture text shows what fascinating tasks analytical chemists face in Art Conservation and Archaeology, and it is hoped that students reading it will realize that passions for science, arts or history are by no ...
Antifungal starch-based edible films containing Aloe vera

Ortega-Toro, Rodrigo; Collazo-Bigliardi, Sofía; Rosello Caselles, Josefa; Santamarina Siurana, Mª Pilar; Chiralt, A. (Elsevier, 2017)

[EN] Aloe vera gel, analysed as to its antifungal properties against six fungi causing plant diseases, was found to be most effective against Fusarium oxysporum. It was included in different ratios in starch based films ...
Aplicación de la técnica de microscopia electrónica de barrido de emisión de campo con haz de iones focalizado-microanálisis de rayos x a colecciones numismáticas

Álvarez Romero, Carla; Domenech Carbo, Mª Teresa (Instituto Universitario de Restauración del Patrimonio de la UPV, 2017)

Los objetos metálicos, y en particular, las colecciones numismáticas, han sido el objeto de estudio de numerosas investigaciones arqueométricas centradas en el conocimiento de las sociedades del pasado, ya que de éstos ...
Aspectos básicos y aplicados de la inducción de embriogénesis en microsporas de pimiento y colza

Parra Vega, Verónica (Universitat Politècnica de València, 2015-03-31)

La embriogénesis derivada de microsporas es la ruta androgénica más empleada para la obtención de individuos dobles haploides (DHs), 100% homocigotos, que pueden ser utilizados como líneas puras. Este proceso es ...
Assessment of sugar cane straw ash (SCSA) as pozzolanic material in blended portland cement: Microstructural characterization of pastes and mechanical strength of mortars

Moraes, J. C. B; Akasaki, Jorge Luis; Melges, J. L. P.; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Soriano Martínez, Lourdes; Paya Bernabeu, Jorge Juan; Tashima, Mauro Mitsuuchi (Elsevier, 2015-09)

The aim of this paper is to assess the pozzolanic reactivity of sugar cane straw ash (SCSA) obtained through an auto-combustion process and the mechanical properties of SCSA-containing systems. Characterization of SCSA ...
Bimetallic nanosized solids with acid and redox properties for catalytic activation of C-C and C-H bonds

Cabrero Antonino, Jose Ramón; Tejeda-Serrano, Maria; Quesada Vilar, Manuel; Vidal Moya, José Alejandro; Leyva Perez, Antonio; Corma Canós, Avelino (Royal Society of Chemistry, 2017)

A new approach is presented to form self-supported bimetallic nanosized solids with acid and redox catalytic properties. They are water-, air- and H-2-stable, and are able to activate demanding C-C and C-H reactions. A ...
Boosting the oxygen reduction reaction mechanisms in IT-SOFC cathodes by catalytic functionalization

Navarrete Algaba, Laura; Solis Díaz, Cecilia; Serra Alfaro, José Manuel (Royal Society of Chemistry, 2015)

A robust LSM-GDC composite was used as a backbone electrode for the infiltration of different catalysts, dispersed as oxide nanoparticles after firing. Catalyst candidates were screened using symmetric cells supported on ...