Search Results - "Ledesma, Silvia"

Biomass Carbon and Nitrogen allocation in different tree species: do tree compartments and size affect C:N relationship? by Sione, Silvana, Ledesma, Silvia, Aceñolaza, Pablo, Wilson, Marcelo

“…Tree carbon (C) and nitrogen (N) concentrations and C:N ratio are critical for understanding the elemental compositions of forests, N use efficiency,…”
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Functional surfaces through the creation of adhesion and charged patterns on azopolymer surface relief gratings by Capeluto, Maria Gabriela, Falcione, Rebeca, Salvador, Raquel Fernández, Eceiza, Aranxa, Goyanes, Silvia, Ledesma, Silvia Adriana

“…We show that an azopolymer can be used to create a supramolecular architecture in a parallel process with patterned surface properties. By illuminating with an…”
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Azopolymer film as an actuator for organizing multiwall carbon nanotubes by Capeluto, Maria Gabriela, Fernández Salvador, Raquel, Eceiza, Aranxa, Goyanes, Silvia, Ledesma, Silvia Adriana

“…In this work we show the feasibility of using an azopolymer as an actuator to induce nano- and microscale movements controlled with light from the far field…”
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Prospective Applicability Study of the New Dengue Classification System for Clinical Management in Children by LOVERA, Dolores, ARAYA, Soraya, MESQUITA, Maria Jose, AVALOS, Cinthia, LEDESMA, Silvia, ARBO, Antonio

“…To evaluate the efficacy of the 2009 revised dengue classification system proposed by the World Health Organization (WHO) for early detection of dengue cases…”
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Driving factors of tree biomass and soil carbon pool in xerophytic forests of northeastern Argentina by Sione, Silvana María José, Wilson, Marcelo Germán, Ledesma, Silvia Gabriela, Gabioud, Emmanuel Adrián, Oszust, José Daniel, Rosenberger, Leandro Javier

“…Background The conversion of forests into agricultural lands can be a threat because the forests carbon stored could be a source of emissions. The capacity to…”
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Electrospun Mats: From White to Transparent with a Drop by Cimadoro, Jonathan, Ribba, Laura, Ledesma, Silvia, Goyanes, Silvia

“…In this article, the transparency of hydrophilic electrospun mats is studied. Results showing how transmittance varies under the action of water are presented…”
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Reducción de emisiones de carbono por deforestación evitada en bosques del Espinal (Entre Ríos, Argentina) by Sione, Silvana María José, Andrade, Hernán Jair, Wilson, Marcelo Germán, Rosenberger, Leandro Javier, Sasal, María Carolina, Ledesma, Silvia Gabriela, Gabioud, Emmanuel Adrián

“…Se estimó el carbono (C) almacenado en la biomasa aérea de bosques nativos del Espinal (Distrito del Ñandubay, provincia de Entre Ríos, Argentina) y la…”
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Holographic gratings recorded in poly(lactic acid)/azo-dye films by Cambiasso, Javier, Goyanes, Silvia, Ledesma, Silvia

“…•Diffraction gratings recorded in mostly biodegradable PLA/DO3 material.•Diffraction efficiency can be improved by introducing MWCNTs.•All-optical…”
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Caracterización de la Cadena Productiva de Aguacate de la Micro Región de Xalisco Nayarit by González-Cobián, Miriam Fabiola, Vázquez-Rueda, Leonardo, Ledesma-Hernández, Silvia, Torres-Chávez, María Guadalupe

“…Objetivo: caracterizar la cadena productiva agroindustrial del aguacate en la microrregión de Xalisco, Nayarit, a partir de la metodología de los Proyectos…”
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Optical multiresolution analysis with spatial localization by Mazzaferri, Javier, Ledesma, Silvia

“…Multiresolution analysis is very useful for characterization of textures, segmentation tasks, and feature enhancement. The development of optical methods to…”
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Rotation invariant real-time optical edge detector by Mazzaferri, Javier, Ledesma, Silvia

“…A method for omnidirectional real-time optical edge extraction is proposed. The method consists on the design of a complex filter that is implemented in a…”
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Optical recording of stable holographic grating in a low T g statistical copolymer covalently functionalized with an azo-dye by Cambiasso, Javier, Garate, Hernan, D’Accorso, Norma, Ledesma, Silvia, Goyanes, Silvia

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Modelo de predicción de regresión múltiple para identificar las capacidades tecnológicas que influyen en la Competitividad de las MYPES de Tepic y Xalisco, Nayarit, México by Miriam Fabiola González Cobián, Mónica Sánchez González, Silvia Ledesma Hernández, Xochitl Estrada Neri

“…Propuesta de un modelo de regresión múltiple, para identificar las capacidades tecnológicas que influyen en la Competitividad de las MYPES de los municipios de…”
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Optical recording of stable holographic grating in a low Tg statistical copolymer covalently functionalized with an azo-dye by Cambiasso, Javier, Garate, Hernan, D’Accorso, Norma, Ledesma, Silvia, Goyanes, Silvia

“…•Diffraction gratings recorded in novel photoaddressable copolymer.•Highly stable recorded diffraction gratings.•Copolymer functionalization obtained by…”
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Wavelets in optical processing by Ledesma, Silvia, Mazzaferri, Javier

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Polarization conversion from an aluminized triangular grating in conical mountings by Depine, Ricardo A., Ledesma, Silvia A., Iemmi, Claudio C.

“…We investigate, experimentally and numerically, polarization conversion from an aluminized echelette grating in regions near the resonant excitation of surface…”
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Image enhancement by spatial frequency post-processing of images obtained with pupil filters by Estévez, Irene, Escalera, Juan C., Stefano, Quimey Pears, Iemmi, Claudio, Ledesma, Silvia, Yzuel, María J., Campos, Juan

“…The use of apodizing or superresolving filters improves the performance of an optical system in different frequency bands. This improvement can be seen as an…”
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Special Issue on Wavelets in Optical Processing by LEDESMA, Silvia, MAZZAFERRI, Javier

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Optical rotation invariant corner detector by Mazzaferri, Javier, Ledesma, Silvia

“…In this work we introduce a new approach for corner extraction with rotation invariance. The method is based on an optical processor where the filter in the…”
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Classical images as quantum entanglement: An image processing analogy of the GHZ experiment by Goldin, Matías A., Francisco, Diego, Ledesma, Silvia

“…In this paper we present an optical analogy of quantum entanglement by means of classical images. As in previous works, the quantum state of two or more qbits…”
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