Search Results - "Laubie, Baptiste"
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Recovery of rare earth elements from Dicranopteris dichotoma by an enhanced ion exchange leaching process
Published in Chemical engineering and processing (01-08-2018)“…[Display omitted] •A new process was designed to recover Rare Earth Elements from a hyperaccumulator plant.•The leaching step was enhanced using a cation…”
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Relevance of using portable X-ray fluorescence to identify gold hyperaccumulator plants
Published in Environmental advances (01-07-2024)“…•FPXRF accurately quantified gold at concentrations above 25 ppm.•Interference between gold and zinc led to a false positive for gold in ash samples.•FPXRF…”
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Hydrolysis of polydimethylsiloxane fluids in controlled aqueous solutions
Published in Water science and technology (01-01-2013)“…Accelerated degradation tests were performed on polydimethylsiloxane (PDMS) fluids in aqueous solutions and in extreme chemical conditions (pH 2-4 and 9-12)…”
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4
Ignition and Self-heating Risk Assessment of Hydrocarbon Polluted Soils
Published in Chemical engineering transactions (2022)“…Polluted soils not only pose environmental problems, but can also have an impact on site remediation workers due to pollutant toxicity and flammability. Soil…”
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Developing Sustainable Agromining Systems in Agricultural Ultramafic Soils for Nickel Recovery
Published in Frontiers in environmental science (08-06-2018)“…Ultramafic soils are typically enriched in nickel (Ni), chromium (Cr) and cobalt (Co) and deficient in essential nutrients, making them unattractive for…”
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Self-ignition behavior of metal hyperaccumulator plants: influence of metal content on their thermal stability
Published in Chemical engineering transactions (01-09-2019)“…The thermal stability of hyperaccumulator plant storages was investigated. Isothermal basket tests were performed according to EN 15188 on ground and sieved…”
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Recovery of nickel from strongly acidic bio-ore leachate using a bispicolylamine-based chelating resin
Published in Separation and purification technology (15-07-2022)“…[Display omitted] •Nickel can be separated from a strong acid solution by a chelate resin.•Nickel separation was tested by column experiments and modeling.•A…”
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Evaluation of the performance of nickel hyperaccumulator plants as combustion fuel
Published in Biomass & bioenergy (01-09-2020)“…Agromining is an emerging technology aiming at recovering metals from soils using hyperaccumulator (HA) plants. Plant cultivation and pyro- and…”
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Increasing purity of ammonium nickel sulfate hexahydrate and production sustainability in a nickel phytomining process
Published in Chemical engineering research & design (01-02-2016)“…•The manufacturing process of ANSH from the biomass of Alyssum murale was improved.•This new process saves water, energy and chemicals.•It enables us to obtain…”
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A new method for recovering rare earth elements from the hyperaccumulating fern Dicranopteris linearis from China
Published in Minerals engineering (01-06-2021)“…[Display omitted] •A recovery process of REEs in the ash of hyperaccumulator D. linearis was designed.•The ashes contained 3 wt% REEs (mainly La, Ce, Nd and…”
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A novel process to recover cadmium and zinc from the hyperaccumulator plant Noccaea caerulescens
Published in Hydrometallurgy (01-12-2017)“…Soils contaminated with heavy metals represent a serious threat for humans and all ecosystems. In some cases, they can be remediated by metal phytoextraction,…”
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Speciation of nickel extracted from hyperaccumulator plants by water leaching
Published in Hydrometallurgy (01-09-2018)“…Agromining combines agronomic and hydrometallurgical processes to extract metals from secondary resources using hyperaccumulator plants (HA) and produce high…”
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Agromining of hyperaccumulator biomass: Study of leaching kinetics of extraction of nickel, magnesium, potassium, phosphorus, iron, and manganese from Alyssum murale ashes by sulfuric acid
Published in Chemical engineering research & design (01-01-2018)“…•Ni, Mg, P, K, Fe, and Mn were recovered from ashes of hyperaccumulator plants.•The extraction rates were not limited by external mass diffusion mechanism.•The…”
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14
Effect of up-scaling on the quality of ashes obtained from hyperaccumulator biomass to recover Ni by agromining
Published in Chemical engineering research & design (01-04-2017)“…[Display omitted] •Ash of Ni hyperaccumulators is obtained from a pilot-scale biomass boiler.•Ash composition and mineralogy depend on combustion…”
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Silicone-based surfactant degradation in aqueous media
Published in The Science of the total environment (01-06-2013)“…The increasing use of surfactants, such as modified polydimethylsiloxane-graft-polyethylene oxide (PDMS-g-PEO), requires studies on the fate of these compounds…”
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Basis for a new process for producing REE oxides from Dicranopteris linearis
Published in Journal of environmental chemical engineering (01-08-2020)“…[Display omitted] •Rare earth elements can be recovered from an hyperaccumulating fern.•REEs can be precipitated as oxalate after direct extraction from the…”
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Life cycle assessment of agromining chain highlights role of erosion control and bioenergy
Published in Journal of cleaner production (15-12-2016)“…Agromining is the recovery of valuable heavy metals from soils with high metal concentrations, using hyperaccumulator plants, to produce value added products…”
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Increasing purity of ammonium nickel sulfatehexahydrate and production sustainability in anickel phytomining process
Published in Chemical engineering research & design (2016)“…Phytomining, now called agromining, consists of growing hyperaccumulator plants in orderto farm metals and recover them from the biomass. This technology…”
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Methodology to Assess Silicone (Bio)Degradation and its Effects on Microbial Diversity
Published in Journal of polymers and the environment (01-12-2012)“…The behavior of silicone elastomers in landfills has not been well studied. Their impact on the environment is not known and, consequently, it has not been…”
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