Search Results - "Teodoro, M. D"

Diffusion of Photoexcited Holes in a Viscous Electron Fluid by Pusep, Yu A, Teodoro, M D, Laurindo, V, Cardozo de Oliveira, E R, Gusev, G M, Bakarov, A K

“…The diffusion of photogenerated holes is studied in a high-mobility mesoscopic GaAs channel where electrons exhibit hydrodynamic properties. It is shown that…”
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The role of hydrogen incorporation into amorphous carbon films in the change of the secondary electron yield by Bundaleski, Nenad, Adame, Carolina F., Alves, Eduardo, Barradas, Nuno P., Cerqueira, M. F., Deuermeier, Jonas, Delaup, Yorick, Ferraria, Ana M., Ferreira, Isabel M. M., Neupert, Holger, Himmerlich, Marcel, Rego, Ana Maria M. B. do, Rimoldi, Martino, Teodoro, Orlando M. N. D., Vasilevskiy, Mikhail, Costa Pinto, Pedro

“…Over the last few years, there has been increasing interest in the use of amorphous carbon thin films with low secondary electron yield (SEY) to mitigate…”
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Aharonov-Bohm interference in neutral excitons: effects of built-in electric fields by Teodoro, M D, Campo, Jr, V L, Lopez-Richard, V, Marega, Jr, E, Marques, G E, Gobato, Y Galvão, Iikawa, F, Brasil, M J S P, Abuwaar, Z Y, Dorogan, V G, Mazur, Yu I, Benamara, M, Salamo, G J

“…We report a comprehensive discussion of quantum interference effects due to the finite structure of neutral excitons in quantum rings and their first…”
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Photoluminescent and photocatalytic properties of Cu2+ and Mg2+-doped ZnO nanoparticles obtained by a facile sonochemical method by Bezerra Neta, I A, Andrade Neto, N F, Silva, J M P, Teodoro, M D, Bomio, M R D, Motta, F V

“…Pure ZnO particles, doped and co-doped with Cu2+ and Mg2+ ions, were obtained by the simple sonochemical method. The wurtzite hexagonal structure was confirmed…”
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Towards large-scale in free-standing graphene and N-graphene sheets by Tatarova, E., Dias, A., Henriques, J., Abrashev, M., Bundaleska, N., Kovacevic, E., Bundaleski, N., Cvelbar, U., Valcheva, E., Arnaudov, B., do Rego, A. M. Botelho, Ferraria, A. M., Berndt, J., Felizardo, E., Teodoro, O. M. N. D., Strunskus, Th, Alves, L. L., Gonçalves, B.

“…One of the greatest challenges in the commercialization of graphene and derivatives is production of high quality material in bulk quantities at low price and…”
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Atmosphere-Dependent Photoconductivity of ZnO in the Urbach Tail by de Godoy, M. P. F., Teodoro, M. D., Onofre, Y. J., Scolfaro, D.

“…Photoconductivity is a fundamental and highly applicable phenomenon for semiconductor oxide-based devices, and the presence of defects plays a significant role…”
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Sonochemical Synthesis of Ti1−x−yFexPbyO2 (with x and y = 0, 0.01, 0.03, 0.07): Structural Analysis, Influence of Radiation Type on Photocatalytic Activity and Assessment of Antimicrobial Properties by Morais, D. F. S., Ramalho, O. B. M., Andrade Neto, N. F., Teodoro, M. D., Matsui, K. N., Bomio, M. R. D., Motta, F. V.

“…In this work, we report a method of obtaining and characterizing (Fe, Pb) co-doped titanium oxide nanoparticles to study the influence of Fe 3+ and Pb 2+…”
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Anisotropic Confinement, Electronic Coupling and Strain Induced Effects Detected by Valence-Band Anisotropy in Self-Assembled Quantum Dots by Villegas-Lelovsky, L, Teodoro, MD, Lopez-Richard, V, Calseverino, C, Malachias, A, Marega, E, Liang, BL, Mazur, Yu I, Marques, GE, Trallero-Giner, C, Salamo, GJ

“…A method to determine the effects of the geometry and lateral ordering on the electronic properties of an array of one-dimensional self-assembled quantum dots…”
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Synthesis, characterization, photocatalytic, and antimicrobial activity of ZrO2 nanoparticles and Ag@ZrO2 nanocomposite prepared by the advanced oxidative process/hydrothermal route by Nova, C. V., Reis, K. A., Pinheiro, A. L., Dalmaschio, C. J., Chiquito, A. J., Teodoro, M. D., Rodrigues, A. D., Longo, E., Pontes, F. M.

“…ZrO 2 nanoparticles (ZrO 2 NPs) and Ag@ZrO 2 nanocomposite (Ag@ZrO 2 NCs) were prepared from zirconium (IV) butoxide in the absence of base or acid mineraliser…”
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Analysis of confinement potential fluctuation and band-gap renormalization effects on excitonic transition in GaAs/AlGaAs multiquantum wells grown on (100) and (311)A GaAs surfaces by Lourenço, S.A., Teodoro, M.D., González-Borrero, P.P., Dias, I.F.L., Duarte, J.L., Marega, E., Salamo, G.J.

“…The competition between confinement potential fluctuations and band-gap renormalization (BGR) in GaAs/AlxGa1−xAs quantum wells grown on [100] and [311]A GaAs…”
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Tuning intrinsic defects in ZnO films by controlling the vacuum annealing temperature: an experimental and theoretical approach by Paz-Corrales, K J, Vilca-Huayhua, C A, Aragón, F F H, Villegas-Lelovsky, L, Coaquira, J A H, da Silva, S W, Marques, G E, Teodoro, M D, Pacheco-Salazar, D G

“…Abstract The control of native defects in the ZnO material is strongly important for a wide range of technological applications. In this paper, native defects…”
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Effect of hydrothermal temperature on the antibacterial and photocatalytic activity of WO3 decorated with silver nanoparticles by Capeli, R. A., Belmonte, T., Caierão, J., Dalmaschio, C. J., Teixeira, S. R., Mastelaro, V. R., Chiquito, A. J., Teodoro, M. D., Domenegueti, J. F. M., Longo, E., Trindade, L. G., Pontes, F. M.

“…We studied the catalytic and antimicrobial properties of hierarchical architecture of WO 3 .Ag synthesized at 100, 150, and 200 °C by a very simple and…”
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Fabrication of new Ag2CrO4/Ag2MoO4 and Ag2CrO4/Ag2WO4 heterostructures with enhanced degradation of the mixture of dyes by photocatalysis by Silva, J.M.P., Andrade Neto, N.F., Teodoro, M.D., Paiva, A.E.M., Bomio, M.R.D., Motta, F.V.

“…In this work, a single step synthesis by coprecipitation at 70ºC was used to obtain heterostructures of Ag2CrO4/Ag2MoO4 and Ag2CrO4/Ag2WO4, in which Mo and W…”
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Synthesis of Pr3+-doped WO3 particles: correlation between photoluminescent and photocatalytic properties by Lovisa, L X, dos Santos, D F, Santiago, A A G, Teodoro, M D, Bomio, M R D, Motta, F V

“…The WO3 and WO3:Pr3+ particles were successfully synthesized by the co-precipitation method. The XRD analysis with Rietveld refinement revealed the formation…”
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The Permeation of Cork Revisited by Teodoro, Orlando M. N. D

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Prospects for microwave plasma synthesized N-graphene in secondary electron emission mitigation applications by Bundaleska, N., Dias, A., Bundaleski, N., Felizardo, E., Henriques, J., Tsyganov, D., Abrashev, M., Valcheva, E., Kissovski, J., Ferraria, A. M., do Rego, A. M. Botelho, Almeida, A., Zavašnik, J., Cvelbar, U., Teodoro, O. M. N. D., Strunskus, Th, Tatarova, E.

“…The ability to change the secondary electron emission properties of nitrogen-doped graphene (N-graphene) has been demonstrated. To this end, a novel microwave…”
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Permeability of Cork for Water and Ethanol by Fonseca, Ana Luisa, Brazinha, Carla, Pereira, Helena, Crespo, Joao G, Teodoro, Orlando M. N. D

“…Transport properties of natural (noncompressed) cork were evaluated for water and ethanol in both vapor and liquid phases. The permeability for these permeants…”
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Low temperature electrical transport in microwave plasma fabricated free-standing graphene and N-graphene sheets by Valcheva, E, Kirilov, K, Bundaleska, N, Dias, A, Felizardo, E, Abrashev, M, Bundaleski, N, Teodoro, O M N D, Strunskus, Th, Kiss’ovski, Zh, Alves, L L, Tatarova, E

“…Abstract In this paper, the electrical transport in free-standing graphene and N-graphene sheets fabricated by a microwave plasma-based method is addressed…”
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Permeability of Cork to Gases by Faria, David P, Fonseca, Ana L, Pereira, Helen, Teodoro, Orlando M. N. D

“…The permeability of gases through uncompressed cork was investigated. More than 100 samples were assessed from different plank qualities to provide a picture…”
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Temperature driven three-dimensional ordering of InGaAs/GaAs quantum dot superlattices grown under As2 gas flux by Lytvyn, P.M., Mazur, Yu.I., Benamara, M., Ware, M.E., Dorogan, V.G., de Souza, L.D., Marega, E., Teodoro, M.D., Marques, G.E., Salamo, G.J.

“…•Multilayered InGaAs/GaAs QD structures were grown using As2 flux.•Three-dimensional ordering of self-assembled QD arrays was observed.•Nanostructures were…”
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