Search Results - "Varela, Jose A"

The Role of Hierarchical Morphologies in the Superior Gas Sensing Performance of CuO-Based Chemiresistors by Volanti, Diogo P., Felix, Anderson A., Orlandi, Marcelo O., Whitfield, George, Yang, Dae-Jin, Longo, Elson, Tuller, Harry L., Varela, José A.

“…The development of gas sensors with innovative designs and advanced functional materials has attracted considerable scientific interest given their potential…”
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Emotions and salesperson propensity to leave: The effects of emotional intelligence and resilience by Bande, Belén, Fernández-Ferrín, Pilar, Varela, José A., Jaramillo, Fernando

“…Emotions constitute a powerful psychological force that can significantly influence the behavior and performance of salespeople. However, emotions in the…”
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Gas sensor properties of Ag- and Pd-decorated SnO micro-disks to NO2, H2 and CO: Catalyst enhanced sensor response and selectivity by Barbosa, Martin S., Suman, Pedro H., Kim, Jae J., Tuller, Harry L., Varela, José A., Orlandi, Marcelo O.

“…The gas sensor response of tin monoxide micro-disks, functionalized with noble metal nanoparticles (Pd and Ag), to NO2, H2 and CO were studied by monitoring…”
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Role of oxygen on the phase stability and microstructure evolution of CaCu3Ti4O12 ceramics by Felix, Anderson A., Bezzon, Vinícius D.N., Orlandi, Marcelo O., Vengust, Damjan, Spreitzer, Matjaž, Longo, Elson, Suvorov, Danilo, Varela, José A.

“…Phase stability and microstructure evolution of polycrystalline CaCu3Ti4O12 (CCTO) ceramics were studied by controlling the partial pressure of oxygen (from a…”
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Synthesis of wurtzite ZnS nanoparticles using the microwave assisted solvothermal method by La Porta, Felipe A., Ferrer, Mateus M., de Santana, Yuri V.B., Raubach, Cristiane W., Longo, Valéria M., Sambrano, Júlio R., Longo, Elson, Andrés, Juan, Li, Máximo S., Varela, José A.

“…[Display omitted] ► This work details the efficiency of microwave solvothermal synthesis in obtaining ZnS nanocrystals. ► The structure, surface chemical…”
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The impact of impression-management tactics on supervisor ratings of organizational citizenship behavior by Bolino, Mark C., Varela, José A., Bande, Belén, Turnley, William H.

“…Previous research indicates that the use of impression management is related to supervisor ratings of employee likeability and job performance. It has been…”
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Silver Molybdate and Silver Tungstate Nanocomposites with Enhanced Photoluminescence by De Santana, Yuri V. B., Gomes, José Ernane Cardoso, Matos, Leandro, Cruvinel, Guilherme Henrique, Perrin, André, Perrin, Christiane, Andrès, Juan, Varela, José A., Longo, Elson

“…Silver molybdate (Ag2MoO4) and silver tungstate (Ag2WO4) nanomaterials were prepared using two complementary methods, microwave assisted hydrothermal synthesis…”
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Luminescent properties of hybrid materials prepared by the polymeric precursor method by Oliveira, Larissa H., de Moura, Ana Paula, Longo, Elson, Varela, José A., Rosa, Ieda L.V.

“…•The Eu3+ ions are chelating to the 2-hydroxynicotinic acid via O,O-coordination.•A Class II hybrid material was formed by increasing the temperature to…”
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BaMoO4:Tb3+ phosphor properties: Synthesis, characterization and photophysical studies by Marques, Ana Paula A., Motta, Fabiana V., Cruz, Mariana A., Varela, José A., Longo, Elson, Rosa, Ieda L.V.

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Correlation Between Photoluminescence and Structural Defects in Ca1+xCu3−xTi4O12 Systems by Oliveira, Larissa H., Paris, Elaine C., Avansi, Waldir, Ramirez, Miguel A., Mastelaro, Valmor R., Longo, Elson, Varela, José A.

“…Ca1+xCu3−xTi4O12 powders were synthesized by a conventional solid‐state reaction. X‐ray diffraction (XRD) was performed to verify the formation of cubic…”
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The effect of cooling rate during hydrothermal synthesis of ZnO nanorods by Savu, Raluca, Parra, Rodrigo, Joanni, Ednan, Jančar, Boštjan, Eliziário, Sayonara A., Camargo, Rorivaldo de, Bueno, Paulo R., Varela, José A., Longo, Elson, Zaghete, Maria A.

“…The hydrothermal method was employed in order to obtain zinc oxide nanorods directly on Si/SiO 2/Ti/Zn substrates forming brush-like layers. In the final…”
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The role of the Eu3+ ions in structure and photoluminescence properties of SrBi2Nb2O9 powders by VOLANTI, Diogo P, ROSA, Ieda L. V, PARIS, Elaine C, PASKOCIMAS, Carlos A, PIZANI, Paulo S, VARELA, José A, LONGO, Elson

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Synthesis of KNbO3 nanostructures by a microwave assisted hydrothermal method by Paula, Amauri J., Parra, Rodrigo, Zaghete, Maria A., Varela, José A.

“…One-dimensional nanostructures of KNbO3 have attracted a great interest in the scientific community, mainly because of their promising application as…”
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PERSPECTIVE: Cross-Functional Integration in Spanish Firms by Parry, Mark E., Ferrín, Pilar Fernández, Varela González, José A., Song, Michael

“…Published studies of new product development in Spain provide conflicting evidence regarding the role of cross‐functional integration in new product success…”
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Synthesis and Photoluminescence Behavior of the Eu3+ Ions as a Nanocoating over a Silica Stöber Matrix by Rosa, Ieda L. V., Oliveira, Larissa H., Longo, Elson, Varela, José A.

“…In this work, a SiO 2 spherical were prepared by the Stöber Method and then recovered with a single layer of Eu 2 O 3 oxide (SiO 2 @Eu 2 O 3 ) obtained by the…”
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Molluscum contagiosum: A 20-Year Study in a Sexually Transmitted Infections Unit by Villa, Laura, Varela, José A., Otero, Luís, Sánchez, Carmen, Junquera, María Luisa, Río, José Sánchez-del, Vázquez, Fernando

“…A prospective 20-year (1988-2007) study in an STI unit in Spain investigating trends in Molluscum contagiosum infection included 12,424 patients. We found 339…”
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Effect of the Order and Disorder of BaMoO4 Powders in Photoluminescent Properties by Marques, Ana Paula A., Picon, Francini C., Melo, Dulce M. A., Pizani, Paulo S., Leite, Edson R., Varela, José A., Longo, Elson

“…The study of the photoluminescent properties affected by order and disorder of the BaMoO 4 powders is the principal objective in this work. BaMoO 4 compounds…”
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Low-Temperature Sputtering Deposition of Aligned Polycrystalline CaCu3Ti4O12 Nanorods by Joanni, Ednan, Savu, Raluca, Jančar, Bostjan, Bueno, Paulo R., Varela, José A.

“…Vertically aligned polycrystalline CaCu3Ti4O12 nanorods were obtained by rf sputtering at low substrate temperatures. The rods grow by electrostatic attraction…”
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Blue-green and red photoluminescence in CaTiO3:Sm by DE FIGUEIREDO, Alberthmeiry T, LONGO, Valéria M, DE LAZARO, Sérgio, MASTELARO, Valmor R, DE VICENTE, Fabio S, HERNANDES, Antonio C, SIU LI, Maximo, VARELA, José A, LONGO, Elson

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Structural, Optical, and Magnetic Properties of NiMoO4 Nanorods Prepared by Microwave Sintering by Varela, J. A., Longo, Elson, Li, Máximo S., Lisboa Filho, P. N., Xavier, Camila S., Rosa, Ieda L. V., de Oliveira, Larissa H., de Moura, Ana P., La Porta, Felipe A.

“…We report on the structural, optical, and magnetic properties of α,β-NiMoO4 nanorods synthesized by annealing the NiMoO4:nH2O precursor at 600°C for 10 minutes…”
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