Now showing items 36921-36940 of 37140

    • Water erosion under simulated rainfall in different soil management systems during soybean growth 

      Engel, Fernando Luis; Bertol, Ildegardis; Mafra, Álvaro Luiz; Cogo, Neroli Pedro (2007) [Journal article]
      O manejo do solo influencia a cobertura superficial pelo resíduo cultural e, juntamente com a cobertura do solo pela copa das plantas, afeta a erosao hídrica. O objetivo do estudo foi quantificar as perdas de água e solo ...
    • Water-food-energy nexus tradeoffs in the São Marcos river basin 

      Bof, Pedro Henrique; Marques, Guilherme Fernandes; Tilmant, Amaury; Dalcin, Ana Paula; Olivares, Marcelo (2021) [Journal article]
      Given its potentialities and characteristics, energy generation, food production, and water availability have a strong interdependency and correlation. Water is needed to produce energy and food, while energy is required ...
    • Water hyacinth composting as a waste management strategy : a systematic review 

      Samuel, Paulo Robinson da Silva; Waskow, Régis Pereira; Kanno, Rodrigo; Tubino, Rejane Maria Candiota (2022) [Journal article]
      Macrophytes proliferation problem is worldwide know resulting in impacts on natural environment, human health and economic activities. These organisms have several parameters resilience, which ensures high rate of reproduction ...
    • Water in soybean oil microemulsions as medium for electrochemical measurements 

      Mendonça, Carla Rosane Barboza; Bica, Clara Ismeria Damiani; Piatnicki, Clarisse Maria Sartori (2003) [Journal article]
      Microemulsões de água em óleo de soja (w/o ME) foram preparadas com dodecil sulfato de sódio (SDS) como surfactante e com os álcoois amílico ou isoamílico, como co-surfactantes. A composição 40,0% de óleo, 43,2% de álcool, ...
    • Waterlike anomalies in a two-dimensional core-softened potential 

      Bordin, José Rafael; Barbosa, Marcia Cristina Bernardes (2018) [Journal article]
      We investigate the structural, thermodynamic, and dynamic behavior of a two-dimensional (2D) core-corona system using Langevin dynamics simulations. The particles are modeled by employing a core-softened potential which ...
    • Waterlike hierarchy of anomalies in continuous spherical shouldered potential 

      Oliveira, Alan Barros de; Franzese, Giancarlo; Netz, Paulo Augusto; Barbosa, Marcia Cristina Bernardes (2008) [Journal article]
      We investigate by molecular dynamics simulations a continuous isotropic core-softened potential with attractive well in three dimensions, introduced by Franzese [J. Mol. Liq. 136, 267 (2007)], that displays liquid-liquid ...
    • Water quality assessment of the Sinos River, Southern Brazil 

      Blume, Kamila Käfer; Macedo, Júlio César; Meneguzzi, Alvaro; Silva, Luciano Basso da; Quevedo, Daniela Müller de; Rodrigues, Marco Antonio Siqueira (2010) [Journal article]
      A Bacia Hidrográfica do Rio dos Sinos localizada a nordeste do Estado do Rio Grande do Sul, entre as coordenadas geográficas de 29° 20’ a 30°10’ de latitude Sul e de 50° 15’ a 51° 20’ de longitude Oeste. As províncias ...
    • Water saturation stress in Mimosa scabrella seedlings 

      Avrella, Eduarda Demari; Weber, João Miguel; Fior, Claudimar Sidnei (2019) [Journal article]
      The stress caused by water saturation has negative consequences for plants. The search for species tolerant to flooded soils can make feasible the use of areas with these characteristics. The objective of this study was ...
    • A water soluble 3-n-propyl-1-azonia-4-azabicyclo[2.2.2]octanechloride silsesquioxane grafted onto Al/SiO2 surface : chromium adsorption study 

      Arenas, Leliz Ticona; Simon, Nathália Marcolin; Gushikem, Yoshitaka; Costa, Tania Maria Haas; Lima, Éder Cláudio; Benvenutti, Edilson Valmir (2006) [Journal article]
      O material octanocloreto de 3-n-propil-1-azonia-4-azabiciclo[2.2.2] silsesquioxano (dabcosil silsesquioxano) solúvel em água foi obtido. O dabcosil silsesquioxano foi enxertado na superfície da sílica, previamente modificada ...
    • Water storage variability across Brazil 

      Fontana, Rafael Barbedo; Fleischmann, Ayan Santos; Siqueira, Vinícius Alencar; Brêda, João Paulo Lyra Fialho; Fernandez, Gabriel Matte Rios; Santos, Leonardo Laipelt dos; Teixeira, Alexandre de Amorim; Araujo, Alexandre Abdalla; Fuckner, Marcus Andre; Meller, Adalberto; Fan, Fernando Mainardi; Collischonn, Walter; Ruhoff, Anderson Luis; Paiva, Rodrigo Cauduro Dias de (2022) [Journal article]
      Brazil hosts a large amount of freshwater. Knowing how this stored water is partitioned in space and time between surface and subsurface components is a crucial step towards a more correct depiction of the country’s water ...
    • Water vapor interaction with silicon oxide films thermally grown on 6H-SiC and Si 

      Soares, Gabriel Vieira; Baumvol, Israel Jacob Rabin; Corrêa, Silma Alberton; Radtke, Claudio; Stedile, Fernanda Chiarello (2009) [Journal article]
      Thermally induced incorporation of isotopically labeled water vapor D2 18O species in 7 nm thick SiO2 films thermally grown on 6H-SiC 0001 and on Si 001 were investigated. Higher incorporation of hydrogen and higher isotopic ...
    • Water wave radiation by a heaving submerged horizontal disk very near the free surface 

      Farina, Leandro (2010) [Journal article]
      The radiation of water waves by heaving horizontal disk at a shallow submergence depth is considered. The problem is formulated as a Fredholm integral equation. The resonant frequencies originating from the shallow submergence ...
    • Wave breaking and particle jets in intense inhomogeneous charged beams 

      Rizzato, Felipe Barbedo; Pakter, Renato; Levin, Yan (2007) [Journal article]
      This work analyzes the dynamics of inhomogeneous, magnetically focused high-intensity beams of charged particles. While for homogeneous beams the whole system oscillates with a single frequency, any inhomogeneity leads to ...
    • Wave front propagation for a cauchy problem with a fast component 

      Carmona, Sara Ianda Correa (1992) [Journal article]
    • Wave length and celerity downstream from a hydraulic jump 

      Gomes, Ana Paula; Marzec, Eduardo Pivatto; Endres, Luiz Augusto Magalhães (2019) [Journal article]
      It allows the estimation of other important wave characteristics such as the length and celerity. This study aims at describing the results of a relationship among the significant, mean, and peak periods of waves generated ...
    • Wavelength self-calibration and sky subtraction for Fabry-Pérot interferometers : applications to OSIRIS 

      Weinzirl, Timothy; Aragón-Salamanca, Alfonso; Bamford, Steven Peter; Rodríguez del Pino, Bruno; Gray, Meghan E.; Chies-Santos, Ana Leonor (2015) [Journal article]
      We describe techniques concerning wavelength calibration and sky subtraction to maximize the scientific utility of data from tunable filter instruments. While we specifically address data from the Optical System for Imaging ...
    • A wavelet-based approach for analyzing industrial stochastic textures with applications 

      Scharcanski, Jacob (2007) [Journal article]
      Several continuous manufacturing processes use stochastic texture images for quality control and monitoring. Large amounts of pictorial data are acquired, providing important information about both the materials produced ...
    • WaveMIMO methodology : numerical wave generation of a realistic sea state 

      Machado, Bianca Neves; Oleinik, Phelype Haron; Kirinus, Eduardo de Paula; Santos, Elizaldo Domingues dos; Rocha, Luiz Alberto Oliveira; Gomes, Mateus das Neves; Conde, José Manuel Paixão; Isoldi, Liércio André (2021) [Journal article]
      This paper presents a methodology that allows the numerical simulation of realistic sea waves, called WaveMIMO methodology, which is based on the imposition of transient discrete data as prescribed velocity on a finite ...
    • Waves in magnetized dusty plasmas with variable charge on dust particles 

      Juli, Marcelo Camargo de; Schneider, Ruth de Souza; Gonçalves, Diego Antônio Falceta; Pereira, Vera Jatenco Silva (2004) [Journal article]
      We present results obtained in recent years for wave propagation in a magnetized dusty plasma, including variable charge of the dust particles, and using a kinetic approach. Two forms of the dielectric tensor are obtained, ...
    • W±-boson production in p–Pb collisions at √sNN = 8.16 TeV and Pb–Pb collisions at √sNN = 5.02 TeV 

      Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; ALICE Collaboration (2023) [Journal article]
      The production of the W± bosons measured in p–Pb collisions at a centre of-mass energy per nucleon–nucleon collision √sNN = 8.16 TeV and Pb–Pb collisions at √sNN = 5.02 TeV with ALICE at the LHC is presented. The W± bosons ...