Search Results - "Gurgel, Silva"
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Removal of endocrine disruptors in waters by adsorption, membrane filtration and biodegradation. A review
Published in Environmental chemistry letters (01-07-2020)“…Rising anthropogenic activities have increased waste production and, in turn, the concentration of contaminants in waters. In particular, endocrine disruptors…”
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Economic value and environmental impact analysis of lignocellulosic ethanol production: assessment of different pretreatment processes
Published in Clean technologies and environmental policy (01-04-2019)“…Second-generation bioethanol represents an interesting alternative to liquid fuels in times of increased concerns over global warming and energy security…”
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3
Chromium biosorption using the residue of alginate extraction from Sargassum filipendula
Published in Chemical engineering journal (Lausanne, Switzerland : 1996) (01-02-2014)“…•This study assesses the feasibility ofchromiumuptake onto the residue of alginate extraction.•Superior maximum biosorption capacity for Cr total in comparison…”
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Biosorption technology for removal of toxic metals: a review of commercial biosorbents and patents
Published in Environmental science and pollution research international (01-07-2019)“…In last decades, the biosorption process has become one of the main alternative treatment technologies for the removal of pollutants from dilute aqueous…”
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Biosorption of chromium by alginate extraction products from Sargassum filipendula: Investigation of adsorption mechanisms using X-ray photoelectron spectroscopy analysis
Published in Bioresource technology (01-07-2014)“…•New alternative and renewable adsorbents for the chromium removal were presented.•The XPS analysis indicated a complex biosorption process for Cr(VI).•Ion…”
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6
Techno-economic analysis of organosolv pretreatment process from lignocellulosic biomass
Published in Clean technologies and environmental policy (01-09-2018)“…Lignocellulosic ethanol is a promising alternative to replace liquid fossil fuels for the transportation sector in the near future. Organosolv pretreatment has…”
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7
Adsorption of antibiotic cefazolin in organoclay fixed-bed column: characterization, mathematical modeling, and DFT-based calculations
Published in Environmental science and pollution research international (01-05-2022)“…Cefazolin (CFZ) is an antibiotic widely used in veterinary and human medicine that has been detected in high residual levels in the environment and is…”
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Competitive biosorption of Cu2+ and Ag+ ions on brown macro-algae waste: kinetic and ion-exchange studies
Published in Environmental science and pollution research international (01-08-2019)“…The application of biosorption operation has gained attention in the removal and retrieval of toxic metal ions from water bodies. Wastewater from industrial…”
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Development of sericin/alginate beads of ketoprofen using experimental design: Formulation and in vitro dissolution evaluation
Published in Powder technology (15-07-2018)“…The development of new forms of drugs from the current existing active principles is an alternative to the costly and time-consuming process of developing new…”
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10
Sargassum filipendula alginate from Brazil: Seasonal influence and characteristics
Published in Carbohydrate polymers (13-10-2014)“…•Brazilian seaweed alginate extracted during different seasons was characterized.•M/G ratios for the alginate extracted are below 1.0 indicating that they may…”
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Distribution of Plastic Debris in the Pacific and Caribbean Beaches of Panama
Published in Air, soil and water research (01-05-2020)“…Microplastics are a global ubiquitous problem, which is becoming a major issue of concern at scientific and political levels around the world. This study…”
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Bioadsorption of trivalent and hexavalent chromium from aqueous solutions by sericin-alginate particles produced from Bombyx mori cocoons
Published in Environmental science and pollution research international (01-09-2018)“…In this study, particles produced from sericin-alginate blend were used as non-conventional bioadsorbent for removing Cr(III) and Cr(VI) from aqueous…”
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13
Synthesis and characterization of furosemide‐loaded sericin/alginate beads subjected to thermal or chemical cross‐linking for delayed and sustained release
Published in Polymers for advanced technologies (01-02-2021)“…Modified‐release systems have been evaluated as an option to formulations that employ the conventional delivery system and, therefore, may present side effects…”
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14
Modification of valsartan drug release by incorporation into sericin/alginate blend using experimental design methodology
Published in European polymer journal (15-06-2021)“…[Display omitted] •Sericin/alginate particles were produced for valsartan incorporation.•Evaluation of incorporation efficiency and drug loading with…”
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15
Application of alginate extraction residue for Al(III) ions biosorption: a complete batch system evaluation
Published in Environmental science and pollution research international (01-10-2021)“…The residue derived from the alginate extraction from S. filipendula was applied for the biosorption of aluminum from aqueous medium. The adsorptive capacity…”
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16
Comprehensive Characterization of Sugarcane Bagasse Ash for Its Use as an Adsorbent
Published in Bioenergy research (01-12-2015)“…This study provides a full characterization of ashes generated from the combustion of bagasse at two different sugarcane ethanol plants, one in the state of…”
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17
Evaluation of organosolv pretreatment for bioethanol production from lignocellulosic biomass: solvent recycle and process integration
Published in Biomass conversion and biorefinery (01-06-2018)“…The production of bioethanol from lignocellulosic feedstock has proven to be a complex task due to the recalcitrant structure of the biomass. Organosolv…”
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18
Preparation of CLEAs and magnetic CLEAs of a recombinant l-arabinose isomerase for d-tagatose synthesis
Published in Enzyme and microbial technology (01-08-2020)“…•Recombinant l-arabinose isomerase from Enterococcus faecium DBFIQ E36 was immobilized.•Magnetic Cross-linked enzyme aggregates (CLEA®s) of LAI were…”
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Development of novel sericin and alginate-based biosorbents for precious metal removal from wastewater
Published in Environmental science and pollution research international (01-10-2019)“…In this study, two novel low water-soluble sericin and alginate-based biosorbents were successfully developed for precious metal removal from wastewater:…”
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Adsorption of Gold Ions onto Sericin and Alginate Particles Chemically Crosslinked by Proanthocyanidins: a Complete Fixed-Bed Column Study
Published in Industrial & engineering chemistry research (08-01-2020)“…In this study, we evaluated the adsorption of gold ions onto sericin and alginate particles chemically crosslinked by proanthocyanidins (SAPAS) in a fixed-bed…”
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