Search Results - "de Andrade, Fabio Ramos Dias"
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Spatiotemporal Intertropical Convergence Zone dynamics during the last 3 millennia in northeastern Brazil and related impacts in modern human history
Published in Climate of the past (17-10-2023)“…Changes in tropical precipitation over the past millennia have usually been associated with latitudinal displacements of the Intertropical Convergence Zone…”
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Simulation of geological graphene genesis by the piston-cylinder apparatus
Published in Matéria (2022)“…ABSTRACT Stable natural graphene occurs in graphite- and phyllosilicate-bearing low-grade metamorphic rocks. The present work simulates the process of…”
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3
Characterisation and Traceability of Calcium Carbonate from the Seaweed Lithothamnium calcareum
Published in Solids (01-06-2021)“…Calcium carbonate (CaCO3) from the seaweed Lithothamnium calcareum is a suitable dietary supplement for the prevention of osteoporosis, due to its chemical…”
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Climate changes in Northeastern Brazil from deglacial to Meghalayan periods and related environmental impacts
Published in Quaternary science reviews (15-12-2020)“…Changes in insolation driven by precession and obliquity are considered the major driver of tropical precipitation on orbital time scales, and responsible for…”
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Mechanisms of chromium(VI) removal from solution by zeolite and vermiculite modified with iron(II)
Published in Environmental science and pollution research international (01-07-2022)“…Mechanisms of Cr(VI) reduction by Fe(II) modified zeolite (clinoptilolite/mordenite) and vermiculite were evaluated. Adsorbents were treated with Fe(SO 4 )·7H…”
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Extent of zeolite synthesis via alkaline fusion from tailings dam sediments
Published in Environmental earth sciences (01-08-2020)“…Zeolite was synthesized via alkaline fusion from the tailings dam sediments of a sand mine in southern Brazil. The sediments are composed of a mixture of…”
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Volcanic glass in Cretaceous dacites and rhyolites of the Paraná Magmatic Province, southern Brazil: Characterization and quantification by XRD-Rietveld
Published in Journal of volcanology and geothermal research (15-04-2018)“…Acidic rocks are a significant component of the Cretaceous Paraná Magmatic Province, occurring in different stratigraphic positions, and often forming deposits…”
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Electrical Resistance Evolution of Graphite and Talc Geological Heterostructures under Progressive Metamorphism
Published in C (Basel) (01-09-2023)“…The electrical properties of isolated graphene established precedents for studies of electrical superconducting materials at room temperature. After the…”
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Genesis of Fe-Ti-(V) Oxide-Rich Rocks by Open-System Evolution of Mafic Alkaline Magmas: The Case of the Ponte Nova Massif, SE Brazil
Published in Minerals (Basel) (01-07-2024)“…The formation of Fe-Ti oxides-rich layers is commonly associated with open-system magma chamber dynamics. These processes are widely discussed due to the…”
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Thermal studies on polymorphic structures of tibolone
Published in Journal of thermal analysis and calorimetry (01-10-2010)“…Tibolone polymorphic forms I (monoclinic) and II (triclinic) have been prepared by recrystallization from acetone and toluene, respectively, and characterized…”
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Paleovegetation seesaw in Brazil since the Late Pleistocene: A multiproxy study of two biomes
Published in Earth and planetary science letters (01-06-2021)“…•Paleovegetation seesaw in Brazil is a result of different transition timings since the late Pleistocene.•Stalagmites record soil and vegetation change coupled…”
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Experimental constraints on the pre-eruptive conditions of the Caxias do Sul dacite: Implications for high temperature silicic volcanism of the Paraná Magmatic Province, Brazil
Published in Chemical geology (05-09-2024)“…The Paraná-Etendeka Magmatic Province is the second largest continental large igneous province (LIP) known. It is characterised by the occurrence of an…”
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13
Iron ore classification by XRD-Rietveld and cluster analysis
Published in Geologia USP. Série Científica (28-07-2016)“…This study establishes a routine for quantitative phase analysis by X-ray diffraction (XRD-Rietveld) in iron ore samples. Studied samples came from…”
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14
Experimentos didáticos de cristalização
Published in Terrae Didatica (23-06-2015)“…Este trabalho apresenta experimentos para avaliar a capacidade de produzir cristais idiomórficos de dezesseis compostos solúveis em água, cujas soluções…”
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15
Metadolomitos talcificados do Grupo Itaiacoca, Paraná: regime de fluidos e implicações genéticas
Published in Geologia USP. Série científica (01-04-2011)Get full text
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Metadolomitos talcificados do Grupo Itaiacoca, Paraná: regime de fluidos e implicações genéticas
Published in Geologia USP. Série Científica (01-04-2011)“…As maiores reservas de talco no Brasil estão localizadas em metadolomitos proterozoicos de baixo grau do Grupo Itaiacoca. Foram analisadas inclusões fluidas em…”
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As jazidas de talco no contexto da história metamórfica dos metadolomitos do grupo Itaiacoca, PR
Published in Geologia USP. Série científica (01-03-2006)Get full text
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Talc-bearing Metadolomites of the Itaiacoca Group, Paraná (Southern Brazil): Fluid Regime and Genetic Implications
Published in Geologia USP. Série científica (01-04-2011)“…Brazil’s largest talc deposits occur in the Itaiacoca Group, which is a low-grade metasedimentary belt composedmainly of dolomitic rocks. Fluid inclusions from…”
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As Jazidas de Talco no Contexto da História Metamórfica dos Metadolomitos do Grupo Itaiacoca, PR
Published in Geologia USP. Série científica (01-03-2006)“…Quatro formas de ocorrência do talco foram reconhecidas nos metadolomitos proterozóicos do Grupo Itaiacoca, PR:a) talco xisto em zonas de cisalhamento…”
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As jazidas de talco no contexto da história metamórfica dos metadolomitos do grupo Itaiacoca, PR
Published in Geologia USP. Série Científica (01-03-2006)“…Quatro formas de ocorrência do talco foram reconhecidas nos metadolomitos proterozóicos do Grupo Itaiacoca, PR: a) talco xisto em zonas de cisalhamento…”
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