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Registros recuperados : 273 | |
86. | | SONG, G.; NOVOTNY, E. H.; AZEVEDO, E. R. de; BONAGAMBA, T. J. Composition of the humin fraction and coarse char of Terra Preta de Índios soils by NMR, multivariate curve resolution and scanning electron microscopy. In: ANNUAL INTERNATIONAL MEETING OF THE INTERNATIONAL BIOCHAR INITIATIVE, 2., 2008, Newcastle. Biochar, sustainability and security in a changing climate. Newcastle: International Biochar Initiative, 2008. p. 27-28. Ref. B21. Biblioteca(s): Embrapa Solos. |
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89. | | GUIOTOKU, M.; HANSEL, F. A.; NOVOTNY, E. H.; MAIA, C. M. B. de F. Molecular and morphological characterization of hydrochar produced by microwave-assisted hydrothermal carbonization of cellulose. Pesquisa Agropecuária Brasileira, Brasília, DF, v. 47, n. 5, p. 687-692, maio 2012. Biblioteca(s): Embrapa Florestas; Embrapa Solos; Embrapa Unidades Centrais. |
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90. | | SMIDT, E.; TINTNER, J.; NELLE, O.; OLIVEIRA, R. R.; PATZLAFF, R.; NOVOTNY, E. H.; KLEMM, S. Infrared spectroscopy refines chronological assessment, depositional environment and pyrolysis conditions of archeological charcoals. Scientific Reports, v. 10, 12427, 2020. Biblioteca(s): Embrapa Solos. |
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92. | | NOVOTNY, E. H.; MADARI, B. E.; MAIA, C. M. B. de F.; MANGRICH, A. S. O potencial do biocarvão (carbono pirogênico) no sequestro de carbono; na ciclagem de nutrientes; no crescimento das plantas e no estímulo de processos microbiológicos. In: REUNIÃO BRASILEIRA DE FERTILIDADE DO SOLO E NUTRIÇÃO DE PLANTAS, 30.; REUNIÃO BRASILEIRA SOBRE MICORRIZAS, 14.; SIMPÓSIO BRASILEIRO DE MICROBIOLOGIA DO SOLO, 12.; REUNIÃO BRASILEIRA DE BIOLOGIA DO SOLO, 9.; SIMPÓSIO SOBRE SELÊNIO NO BRASIL, 1., 2012, Maceió. A responsabilidade socioambiental da pesquisa agrícola: anais. Viçosa, MG: SBCS, 2012. 1 CD-ROM. Fertbio 2012. Biblioteca(s): Embrapa Arroz e Feijão; Embrapa Florestas; Embrapa Solos. |
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94. | | MELLIGAN, F.; AUCCAISE, R.; NOVOTNY, E. H.; LEAHY, J. J.; HAYES, M. H. B.; KWAPINSKI, W. Pressurised pyrolysis of Miscanthus using a fixed bed reactor. Bioresource Technology, v. 102, n. 3, p. 3466-3470, Feb. 2011. Biblioteca(s): Embrapa Solos. |
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95. | | CRUZ, J. C.; PEREIRA FILHO, I. A.; ALVARENGA, R. C.; COELHO, A. M.; NOVOTNY, E. H. Escolha da semente. Revista Brasileira de Agropecuária, São Paulo, v. 3, n. 17, p. 17-19, [2002]. Biblioteca(s): Embrapa Milho e Sorgo. |
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96. | | CRUZ, J. C.; PEREIRA FILHO, I. A.; ALVARENGA, R. C.; COELHO, A. M.; NOVOTNY, E. H. Espaçamento e densidade de plantio: fazendo sua lavoura render! Revista Brasileira de Agropecuária, São Paulo, v. 3, n. 17, p. 21, [2002]. Biblioteca(s): Embrapa Milho e Sorgo. |
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99. | | NOVOTNY, E. H.; HAYES, M. H. B.; SONG, G.; AZEVEDO, E. R. de; BONAGAMBA, T. Extraction and characterisation of humin fraction from Amazonian anthropogenic dark earth soils ("Terra Preta de Indios"). In: INTERNATIONAL MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY, 14., 2008, Saint Petersburg. From molecular understanding to innovative applications of humic substances: proceedings... Moscow: Lomonosov Moscow State University, 2008. v. 1, p. 105-108. Biblioteca(s): Embrapa Solos. |
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100. | | MCINERNEV, R.; STUART, J.; NOVOTNY, E. H.; HAYES, M. H. B.; YOUNG, K. Extraction and characterization of organic fractions isolated from a China Ball Clay quarried in Devon Sout West England. In: INTERNATIONAL MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY, 14., 2008, Saint Petersburg. From molecular understanding to innovative applications of humic substances: proceedings... Moscow: Lomonosov Moscow State University, 2008. v. 2, p. 567-570. Biblioteca(s): Embrapa Solos. |
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Registros recuperados : 273 | |
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Registro Completo
Biblioteca(s): |
Embrapa Solos. |
Data corrente: |
12/01/2009 |
Data da última atualização: |
06/04/2022 |
Tipo da produção científica: |
Artigo em Anais de Congresso / Nota Técnica |
Autoria: |
MCINERNEV, R.; STUART, J.; NOVOTNY, E. H.; HAYES, M. H. B.; YOUNG, K. |
Afiliação: |
RAYMOND MCINERNEV, UNIVERSITY OF LIMERICK; JOHN STUART, WBB MINERALS; ETELVINO HENRIQUE NOVOTNY, CNPS; MICHAEL HILARY B. HAYES, UNIVERSITY OF LIMERICK; KEVIN YOUNG, WBB MINERALS. |
Título: |
Extraction and characterization of organic fractions isolated from a China Ball Clay quarried in Devon Sout West England. |
Ano de publicação: |
2008 |
Fonte/Imprenta: |
In: INTERNATIONAL MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY, 14., 2008, Saint Petersburg. From molecular understanding to innovative applications of humic substances: proceedings... Moscow: Lomonosov Moscow State University, 2008. v. 2, p. 567-570. |
Idioma: |
Inglês |
Conteúdo: |
China Ball clay has been used for centuries in the tiling and pottery-ware industry. Because it is much finer than the other components in the casting slip the ball clay dominates the particle-particle interactions. Therefore, the ball-clays give the cast its plasticity and cohesion. The clay under investigation is a dark slightly sandy china ball (DSSCB) clay with a high content of finely divided kaolinite and is mixed with other substances for casting. Because of its surface area properties and its associated organic matter it has an important influence on the cohesiveness and visco-elastic properties of the clay bodies used in manufacturing pottery ware. The fine particles in the ball clays have an important influence on the rheology of the wholebody, and stabilise the flow and casting properties of the slip. A number of analytical procedures have been used in this study in order to gain a better understanding of the clays and their associated organic materials. Identification of the amount and nature of the active organic fraction and of its mode of action is important. The work described here is part of a larger project that investigates the chemical properties and compositions of the clay and lignite materials, and the nature of clay-humic complexes and of lignite materials in clay and lignite deposits. |
Palavras-Chave: |
China Ball Clay; humic; NMR; organic fraction. |
Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/334712/1/Extraction-and-characterization-of-organic-fractions-isolated-2008.pdf
|
Marc: |
LEADER 02166nam a2200205 a 4500 001 1334712 005 2022-04-06 008 2008 bl uuuu u00u1 u #d 100 1 $aMCINERNEV, R. 245 $aExtraction and characterization of organic fractions isolated from a China Ball Clay quarried in Devon Sout West England.$h[electronic resource] 260 $aIn: INTERNATIONAL MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY, 14., 2008, Saint Petersburg. From molecular understanding to innovative applications of humic substances: proceedings... Moscow: Lomonosov Moscow State University, 2008. v. 2, p. 567-570.$c2008 520 $aChina Ball clay has been used for centuries in the tiling and pottery-ware industry. Because it is much finer than the other components in the casting slip the ball clay dominates the particle-particle interactions. Therefore, the ball-clays give the cast its plasticity and cohesion. The clay under investigation is a dark slightly sandy china ball (DSSCB) clay with a high content of finely divided kaolinite and is mixed with other substances for casting. Because of its surface area properties and its associated organic matter it has an important influence on the cohesiveness and visco-elastic properties of the clay bodies used in manufacturing pottery ware. The fine particles in the ball clays have an important influence on the rheology of the wholebody, and stabilise the flow and casting properties of the slip. A number of analytical procedures have been used in this study in order to gain a better understanding of the clays and their associated organic materials. Identification of the amount and nature of the active organic fraction and of its mode of action is important. The work described here is part of a larger project that investigates the chemical properties and compositions of the clay and lignite materials, and the nature of clay-humic complexes and of lignite materials in clay and lignite deposits. 653 $aChina Ball Clay 653 $ahumic 653 $aNMR 653 $aorganic fraction 700 1 $aSTUART, J. 700 1 $aNOVOTNY, E. H. 700 1 $aHAYES, M. H. B. 700 1 $aYOUNG, K.
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