Results 31 to 40 of about 138,783 (229)

Large eddy simulation and laboratory experiments on the decay of grid wakes in strongly stratified flows [PDF]

open access: yes, 2009
A detailed analysis of the flow structure resulting from the combination of turbulence and internal waves is carried out and visualized by means of the Schlieren method on waves in a strongly stratified fluid at the Laboratory of the IPM in Moscow. The
Chashechkin, Y.   +4 more
core   +2 more sources

Revisiting Intrinsic Predictability of Wave‐Convection Coupled Bands Over Southern China: Variable and Scale‐Dependent Error Growth Characteristics

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 8, 28 April 2026.
Abstract This study investigates the variable‐ and scale‐dependent intrinsic predictability of wave‐convection coupled bands over southern China on 30 January 2018, using 1‐km simulations under varying initial moisture conditions. The predictability time is quantified via the Loss Predictability Index (LPI), defined as the ratio of the forecast error ...
Manshi Weng   +4 more
wiley   +1 more source

Mercury in the sea turtle Chelonia mydas (Linnaeus, 1958) from Ceará coast, NE Brazil

open access: yesAnais da Academia Brasileira de Ciências, 2012
Mercury concentrations in carapace fragments of the green turtle Chelonia mydas from the Ceará coast in NE Brazil are reported. Concentrations varied from
Moisés F. Bezerra   +3 more
doaj   +1 more source

Além do visível: uso de tecnologia RTI nos objetos de metal da Península Itálica – acervo de Mediterrâneo MAE-USP

open access: yesCaminhos da História, 2022
Neste artigo nos propomos a apresentar os resultados preliminares da pesquisa de pós-doutorado em andamento no MAE-USP. O objetivo da proposta é contextualizar criticamente os objetos de metal (adornos e ornamentos) em bronze e ferro do acervo do Museu ...
Juliana Figueira da Hora
doaj   +1 more source

Inequalities in school spending across local authorities in England: A time‐trend analysis

open access: yesBritish Educational Research Journal, Volume 52, Issue 2, Page 1076-1091, April 2026.
Abstract Investment in schools has wide‐ranging implications for society, from improving learning outcomes to economic growth and social cohesion. Addressing inequalities in school funding is important, as part of an effort to guarantee equal opportunities.
Lateef Akanni   +10 more
wiley   +1 more source

Weight-of-evidence on environmental impact assessment of metal contaminated sediments in the São Francisco river (Três Marias - Minas Gerais - Brazil): a case study

open access: yesBrazilian Journal of Biology
The weight-of-evidence - WOE approach was used to assess the environmental impact of sediments contaminated by metals in the São Francisco river and one of its tributaries, Consciência creek, both affected by anthropic activities, in the region of Três ...
DF. Almeida, AH. Martins, JG. Tundisi
doaj   +1 more source

Adsorção de Cu 2+ e Cr 3+ em efluentes líquidos utilizando a cinza do bagaço da cana-de-açúcar

open access: yesCerâmica, 2015
Resumo Os efluentes líquidos de algumas indústrias apresentam traços de metais nocivos que possuem propriedade bioacumulativa, o que contribui para o aumento de sua toxicidade.
P. P. L. Ferreira   +5 more
doaj   +1 more source

Alterações respiratórias, auditivas e citogenéticas em trabalhadores de um estaleiro no Rio de Janeiro: estudo de caso

open access: yesCadernos de Saúde Coletiva, 2017
Resumo Introdução Este estudo avaliou alterações respiratórias, auditivas e citogenéticas em trabalhadores de um estaleiro em Angra dos Reis, no Estado do Rio de Janeiro, relacionadas à exposição de pintores a solventes, metais e ruído no ambiente de ...
Marcos Massao Murata   +18 more
doaj   +1 more source

Minimização da contaminação na determinação de metais traços em águas naturais

open access: yesVetor, 2007
Historicamente o teor de metais pesados tem sido usado como parâmetro para definir o nível de contaminação de ambientes aquáticos. A alta sensibilidade das técnicas analíticas torna premente a necessidade de adotar procedimentos que atestem a ausência ...
Idel Cristiana Bigliardi Milani   +2 more
doaj   +4 more sources

Decaying grid turbulence in a rotating stratified fluid [PDF]

open access: yes, 2006
Rotating grid turbulence experiments have been carried out in a stably stratified fluid for relatively large Reynolds numbers (mesh Reynolds numbers up to 18000).
Fincham, Adam M.   +2 more
core   +7 more sources

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