Results 21 to 30 of about 226,239 (204)

Estudos literários, estudos culturais: reposicionamentos

open access: yesLiteratura e Sociedade, 1998
O autor situa a discussão das relações entre estudos literários e estudos culturais, levando em conta as polêmicas sobre a noção de texto; a institucionalização de tais abordagens no ambiente universitário; as mútuas implicações das diversas concepções que os estudos culturais e a teoria literária têm um do outro, propondo uma visão positiva da tensão ...
openaire   +3 more sources

Estudos decoloniais

open access: yesRetratos da Escola, 2022
Este artigo tem como pergunta central: quais as contribuições dos estudos decoloniais para imaginar pedagogias outras no contexto rural-ribeirinho amazônico? O texto centra-se numa reflexão de ordem epistemológica, dando ênfase aos estudos decoloniais, em diálogo com as Epistemologias do Sul.
Cynara Fernanda Aquino dos Santos   +1 more
openaire   +1 more source

Heterogeneous depletion of BTEX compounds in jet fuel contaminated site

open access: yesRevista Águas Subterrâneas, 2015
The partitioning of soluble compounds of LNAPL in groundwater is the most common scenario of release of organic contaminants in aquifers. The efficiency of this process depends of several factors, the main interfacial area LNAPL / water. In this work has
Elias Hideo Teramoto   +2 more
doaj   +1 more source

Isotopic characterization of dissolved CO2 in Groundwater in a contaminated area with jet fuel in the municipality of Paulínia (SP)

open access: yesRevista Águas Subterrâneas, 2016
A new method of dissolved gas sampling in groundwater monitoring wells with screen section below water table is presented in this paper. Sampling of dissolved CO2 was successfully conducted in a jet fuel contaminated groundwater in the city of Paulínia ...
Rogério Bordignon   +3 more
doaj   +1 more source

Alkali‐Catalyzed Synthesis of Acylglycerol Estolides Exclusively from Castor Oil

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
This work advances sustainable chemistry by converting renewable castor oil into high‐performance estolides via solvent‐free, low‐energy catalysis. ABSTRACT Estolides are oligomers composed of fatty acid (FA) monomers linked through secondary ester bonds located along the mid‐chain region.
Lucas Natã de Melo   +3 more
wiley   +1 more source

Anthropometric and motor performance profile of elite futsal athletes

open access: yesRevista Brasileira de Cineantropometria e Desempenho Humano, 2008
http://dx.doi.org/10.5007/1980-0037.2008v10n1p76 The purpose of the present study was to identify the anthropometric and motor performance profi le of futsal (indoor soccer) athletes in the second and third-placed teams in the Parana state ...
Ademar Avelar   +6 more
doaj   +1 more source

Development and Validation of a Cellulose‐Coated Stir Bar Sorptive Extraction Method for a Simple, Environmentally Friendly Approach to Measuring Free Glycerol in Biodiesel

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
Preparation of a highly porous cellulose‐coated stir bar for the selective, environmentally friendly extraction of free glycerol from biodiesel using the SBSE method, followed by HPLC‐DAD analysis of the extract after derivatization with benzoyl chloride.
Caroline Lopes da Silva   +3 more
wiley   +1 more source

O ensino da geografia para uma sociedade reflexiva

open access: yesRevista Ensino de Geografia
O presente artigo busca expor a importância do ensino de geografia nos anos iniciais e os problemas apresentados no ensino da disciplina, que dificultam a formação de um indivíduo crítico para uma sociedade reflexiva.
Francisco Almeida da Silva   +1 more
doaj   +1 more source

MicroCT reinvestigation of the only articulated fossil anostomid fish reveals synonymy of Arhinolemur Ameghino, 1898 and Megaleporinus Ramirez et al., 2017

open access: yesThe Anatomical Record, EarlyView.
Abstract Arhinolemur scalabrinii† Ameghino, 1898 was originally described as a strepsirrhine primate (Mammalia) but has been recognized as an anostomid fish since 2012. It remains the only extinct anostomid species known from complete cranial material.
Karen M. Panzeri   +8 more
wiley   +1 more source

Lâmpada Compacta Empregando Leds

open access: yesEletrônica de Potência, 2009
Este trabalho tem o objetivo de desenvolver uma lâmpada compacta empregando diodos emissores de luz (LEDs). A proposta visa economia de energia elétrica, alta eficácia luminosa e longa vida útil na substituição de lâmpadas incandescentes ou ...
Rafael Adaime Pinto   +4 more
doaj   +1 more source

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