Marcos L.S. Oliveira
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View article: DETERMINAÇÃO DO FLAVONOIDE QUERCETINA EM EXTRATOS DE PLANTA POR INFRAVERMELHO (ATR-FTIR) E QUIMIOMETRIA
DETERMINAÇÃO DO FLAVONOIDE QUERCETINA EM EXTRATOS DE PLANTA POR INFRAVERMELHO (ATR-FTIR) E QUIMIOMETRIA Open
DETERMINATION OF THE FLAVONOID QUERCETIN IN PLANT EXTRACTS BY INFRARED SPECTROSCOPY (ATR-FTIR) AND CHEMOMETRICS. This work evaluated mid-infrared spectroscopy combined with chemometrics for qualitative and quantitative analysis of flavonoi…
View article: Zinc speciation in power plant burning mixtures of coal and tires
Zinc speciation in power plant burning mixtures of coal and tires Open
Fly ash from the cyclone-boiler co-combustion of high-S, high volatile bituminous coal and tire-derived fuel (tdf) was studied using a variety of chemical, optical, and microbeam techniques. Fly ash, dominated by Al-Si glass with lesser am…
View article: Geochemistry and Mineralogy of Coal-Fired Circulating Fluidized Bed Combustion Fly Ashes
Geochemistry and Mineralogy of Coal-Fired Circulating Fluidized Bed Combustion Fly Ashes Open
The fuel, bed ash, and fly ash were sampled from a circulating fluidized bed combustion (CFBC) unit at two times. The first sampling was a high-sulfur (S) coal-only run, and the second sampling coincided with an experimental burn of up to …
View article: A Review of Analytical Techniques to Characterise Nanomaterial Associations with Minerals, Organic Matter and Organisms
A Review of Analytical Techniques to Characterise Nanomaterial Associations with Minerals, Organic Matter and Organisms Open
Nanomaterials (NMs) have unique properties and control processes relevant to the fate of contaminants in soils, air, and aquatic systems and within the carbon cycle. Many NMs often occur in association with larger mineral grains, organic m…
View article: Transition to turbulence in pipe flow for complex fluids
Transition to turbulence in pipe flow for complex fluids Open
International audience
View article: Environmental Unsustainability in Cartagena Bay (Colombia): A Sentinel-3B OLCI Satellite Data Analysis and Terrestrial Nanoparticle Quantification
Environmental Unsustainability in Cartagena Bay (Colombia): A Sentinel-3B OLCI Satellite Data Analysis and Terrestrial Nanoparticle Quantification Open
Human actions that modify terrestrial and aquatic environments contribute to unsustainability, influencing the economy and human health. Urban environments are responsible for the dispersion of pollution and nanoparticles (NPs), which can …
View article: Advancing Sustainability: Effective Strategies for Carbon Footprint Reduction in Seaports across the Colombian Caribbean
Advancing Sustainability: Effective Strategies for Carbon Footprint Reduction in Seaports across the Colombian Caribbean Open
Colombian port terminals in the Caribbean are being called upon to increase the sustainability of their operations to better fit with the environmental dynamics of their locations. Within this context, the Palermo Sociedad Portuaria (PSP) …
View article: Hazardous Elements in Sediments Detected in Former Decommissioned Coal Mining Areas in Colombia: A Need for Environmental Recovery
Hazardous Elements in Sediments Detected in Former Decommissioned Coal Mining Areas in Colombia: A Need for Environmental Recovery Open
This study demonstrates an investigation into nanomineralogical and geochemical evolution for the detection of hazardous elements from old, abandoned coal mining deposits capable of causing negative environmental impacts. The general objec…
View article: Remote Sensing Studies Applied to the Use of Satellite Images in Global Scale
Remote Sensing Studies Applied to the Use of Satellite Images in Global Scale Open
The present editorial intended to introduce and complement the special issue entitled remote sensing studies applied to the use of satellite images in global scale [...]
View article: Brazilian Coal Tailings Projects: Advanced Study of Sustainable Using FIB-SEM and HR-TEM
Brazilian Coal Tailings Projects: Advanced Study of Sustainable Using FIB-SEM and HR-TEM Open
The objective of this study is to obtain a more detailed assessment of particles that contain rare-earth elements (REEs) in abandoned deposits of Brazilian fine coal tailings (BFCTs), so as to aid current coal mining industries in the iden…
View article: Geochemical and Advanced Electron Microscopical Characterisations of Artisanal Gold Mining Rejects in Colombia
Geochemical and Advanced Electron Microscopical Characterisations of Artisanal Gold Mining Rejects in Colombia Open
Artisanal gold mining causes widespread health problems due to illegal exposure to hazardous inorganic compounds, such as arsenic (As) and mercury (Hg). The sources and prevalence of mining pollution are strongly influenced by topography, …