Dam
Mostrando 1-12 de 766 artigos, teses e dissertações.
-
1. Management of a Space for Speech and Analysis of the Conditions for the Production of Versions regarding a Corporate Crime: the Case of the Vale S/A B1 Dam Failure in Brumadinho (MG)
Resumo O presente trabalho analisa como foram construídas as condições de produção de versões do crime corporativo relacionado ao rompimento da barragem da Vale S/A em Brumadinho (MG) a partir da análise do relatório final da Comissão Parlamentar de Inquérito da Câmara dos Deputados (CPI Bruma). Este estudo traz uma particular contribuição ao ap
Organizações & Sociedade. Publicado em: 2023
-
2. Escala de creencias docentes sobre las dificultades de aprendizaje de las matemáticas en Educación Primaria
Resumen Los factores influyentes en las Dificultades de Aprendizaje de las Matemáticas (DAM) son un campo de estudio ampliamente estudiado, hoy en día, y entre estos factores destacan las creencias de los maestros/as. Por lo tanto, es necesario contar con instrumentos válidos y fiables para conocer como estas creencias de los maestros pueden influir en la
Bolema: Boletim de Educação Matemática. Publicado em: 2022
-
3. Magnetic concentration route for recovering pellet feed fines stored in a mining dam
Abstract The greatest and noblest challenge of mining engineering for the present and the future of iron ore treatment could be considered as the pursuit of optimizing the use of mineral resources. The use of mining tailings, in the mineral sector itself, or in another industrial branch, meets the needs of circular economy as it increases the useful service
REM - International Engineering Journal. Publicado em: 2022
-
4. Carbon and Nitrogen Stocks Under Different Land-Use in the Paraopeba River Basin-MG Before the Corrégo do Feijão Dam Burst
ABSTRACT Soil attributes can provide indicators for the management and conservation of natural and agrarian ecosystems. This study was carried out before the rupture of the Córrego do Feijão dam and aimed to evaluate and quantify the stocks of carbon, nitrogen and the C/N ratio in soils around the Paraopeba-MG river basin in five regions corresponding to t
Revista Ceres. Publicado em: 2022
-
5. Desigualdades sociais e alimentação complementar na América Latina e no Caribe
Resumo Este artigo tem como objetivo avaliar o papel das desigualdades sociais nos padrões de alimentação complementar nos países da América Latina e do Caribe. Trata-se de um estudo ecológico que utilizou dados agregados de inquéritos de base populacional. A unidade de análise da pesquisa foram 16 países da América Latina e do Caribe com informaç
Ciência & Saúde Coletiva. Publicado em: 2022
-
6. Manipulating Disclosure to Repair Corporate Image After an Environmental Disaster: A Study of the Impact of the Dam Failure on Samarco’s Sustainability Reports
RESUMO O objetivo desta pesquisa foi analisar de que forma os Relatórios de Sustentabilidade (RS) são manipulados estrategicamente após a ocorrência de um acidente ambiental, visando à neutralização de danos e reparação de imagem da empresa. É uma pesquisa de natureza qualitativa, tendo sido realizada coleta de dados por meio de técnica de pesquis
BBR. Brazilian Business Review. Publicado em: 2022
-
7. Rheology of mine tailings deposits for dam break analyses
Abstract This article deals with the rheology of tailings deposits related to dam break analysis. The material used was a fine tailings from iron ore processing. Geotechnical and rheological characterization of these tailings were performed. The rheological characterization consisted of rotational and oscillatory tests. It was observed that the rheological p
REM, Int. Eng. J.. Publicado em: 2021-06
-
8. Maternal Intake of Flaxseed During Lactation and Exercise Training Protect Against Salt Overload-Induced Aortic Remodeling in Adult Offspring
Abstract Background High dietary sodium intake can induce endothelial stiffness even without changes in blood pressure. Objectives To evaluate the effects of exercise training and chronic intake of sodium chloride solution on aortic morphology of male offspring of rat dams who consumed flaxseed during lactation. Methods Female rats were fed with a control
Int. J. Cardiovasc. Sci.. Publicado em: 2021-04
-
9. Acute Myocardial Infarction as the Initial Clinical Manifestation of Pernicious Anemia
Abstract Background High dietary sodium intake can induce endothelial stiffness even without changes in blood pressure. Objectives To evaluate the effects of exercise training and chronic intake of sodium chloride solution on aortic morphology of male offspring of rat dams who consumed flaxseed during lactation. Methods Female rats were fed with a control
Int. J. Cardiovasc. Sci.. Publicado em: 2021-04
-
10. Technological innovation in Córrego do Sítio Mineração - A study of technical and economic aspects by using sensor-based sorting for refractory gold ore
Abstract The mining sector has a fundamental financial and economical role in the country where it practices these activities. In addition to employment creation and social-cultural development, the mining sector brings economic growth to the country. However, the sector is facing challenges due to COVID-19, incidents involving tailings dam facilities, risin
REM, Int. Eng. J.. Publicado em: 2021-01
-
11. Obtaining geotechnical parameters from correlations between geophysics and CPT tests in tailings dams
Abstract This article introduces a hassle-free methodology for geotechnical parameters to be obtained from correlations between geophysics and CPT field tests in tailings dams undergoing the decommissioning process, which are reasonably representative of site conditions, from the very early project stages, with extensive coverage of all impoundment parts, wi
REM, Int. Eng. J.. Publicado em: 2020-12
-
12. The Importance of Rubber Dam Isolation in Endodontics Throughout COVID-19 Outbreak
Resumo Este estudo avaliou as dimensões de pinos intrarradiculares usando um novo software de tomografia computadorizada de feixe cônico (TCFC) e um micrômetro digital, e verificou o potencial da redução do artefato de contraste do branco. Sessenta e três dentes humanos unirradiculares foram modelados, obturados, preparados para colocação de pinos e
Braz. Dent. J.. Publicado em: 2020-11