Results 31 to 40 of about 1,522,266 (144)

Sistema Fotovoltaico com Condicionamento Ativo de Energia Usando Mppt Baseado em Pso e Malha Feed-forward de Controle de Tensão do Barramento Cc

open access: yesEletrônica de Potência, 2016
Este artigo apresenta a implementação de um sistema fotovoltaico (PV) monofásico conectado à rede elétrica com duplo estágio de conversão de energia, o qual não é afetado por problemas associados a sombreamentos parciais.
Sérgio A. Oliveira da Silva   +3 more
doaj   +1 more source

Reference loci for RT-qPCR analysis of differentiating human embryonic stem cells [PDF]

open access: yes, 2013
Background: Selecting stably expressed reference genes is essential for proper reverse transcription quantitative polymerase chain reaction gene expression analysis. However, this choice is not always straightforward. In the case of differentiating human
De Sutter, Petra   +6 more
core   +2 more sources

Suppressor of gamma response 1 modulates the DNA damage response and oxidative stress response in leaves of cadmium-exposed Arabidopsis thaliana [PDF]

open access: yes, 2020
Cadmium (Cd) exposure causes an oxidative challenge and inhibits cell cycle progression, ultimately impacting plant growth. Stress-induced effects on the cell cycle are often a consequence of activation of the DNA damage response (DDR).
Cuypers, Ann   +9 more
core   +1 more source

Avaliação da deposição de calda em anteras de trigo, para o estudo do controle químico de giberela (Gibberella zeae) Spray deposition evaluation on wheat anthers to study the head blight (Gibberella zeae) chemical control

open access: yesEngenharia Agrícola, 2004
A giberela, causada pelo fungo Gibberella zeae (Fusarium graminearum), é uma importante doença de infecção floral do trigo. Para controlar essa doença, o fungicida deve ser aplicado durante a antese, de modo a proteger as anteras.
Edivan Panisson   +2 more
doaj   +1 more source

Corpus linguistics and second/foreign language learning: exploring multiple paths Linguística de corpus e aprendizagem de segunda língua/língua estrangeira: explorando caminhos múltiplos

open access: yesRevista Brasileira de Linguística Aplicada, 2011
The aim of this article is twofold: first, to briefly assess the influence that corpus linguistic research has had on second/foreign language learning so far, and second, to suggest future directions for a more coherent and well thought out integration ...
Fanny Meunier
doaj   +1 more source

Interactive Perception Based on Gaussian Process Classification for House-Hold Objects Recognition and Sorting [PDF]

open access: yes, 2016
We present an interactive perception model for object sorting based on Gaussian Process (GP) classification that is capable of recognizing objects categories from point cloud data.
Aragon-Camarasa, Gerardo   +3 more
core   +1 more source

Intelligent Reflecting Surface Versus Decode-and-Forward: How Large Surfaces are Needed to Beat Relaying? [PDF]

open access: yesIEEE Wireless Communications Letters, 2019
The rate and energy efficiency of wireless channels can be improved by deploying software-controlled metasurfaces to reflect signals from the source to the destination, especially when the direct path is weak.
Emil Björnson   +2 more
semanticscholar   +1 more source

Eu, Alex, da etnia Guarani: o testemunho de um estudante indígena de administração e seu duplo pertencimento

open access: yes, 2016
The Indigenous students’ attandance in Brazilian public universities has been a recent phenomenon, dating back to 2002, due to their original experience of the university entry and endurance in Parana, Brazil.
Márcio Pascoal Cassandre   +2 more
semanticscholar   +1 more source

Isolation and characterization of strong gene regulatory sequences from apple, Malus x domestica [PDF]

open access: yes, 2011
For the strong expression of genes in plant tissue, the availability of specific gene regulatory sequences is desired. We cloned promoter and terminator sequences of an apple (Malus x domestica) ribulose biphosphate carboxylase small subunit gene (MdRbcS)
Krens, F.A.   +2 more
core   +2 more sources

Improved Texture Networks: Maximizing Quality and Diversity in Feed-Forward Stylization and Texture Synthesis [PDF]

open access: yesComputer Vision and Pattern Recognition, 2017
The recent work of Gatys et al., who characterized the style of an image by the statistics of convolutional neural network filters, ignited a renewed interest in the texture generation and image stylization problems.
Dmitry Ulyanov, A. Vedaldi, V. Lempitsky
semanticscholar   +1 more source

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