Search Results - "dos Santos, Júlio C."
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Eco-friendly sodium bicarbonate treatment and its effect on epoxy and polyester coir fibre composites
Published in Construction & building materials (30-06-2019)“…•NaHCO3 treatment contributes to increase fibre density, stiffness and reduce thermal stability.•Epoxy composites achieve higher tensile and flexural strength…”
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Impact of Product Diversification on the Economic Sustainability of Second-Generation Ethanol Biorefineries: A Critical Review
Published in Energies (Basel) (01-09-2023)“…The replacement of fossil-based products with renewable alternatives is today a major research topic. Biofuels, such as second-generation ethanol, offer a…”
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High-solid enzymatic hydrolysis of sugarcane bagasse and ethanol production in repeated batch process using column reactors
Published in 3 Biotech (01-10-2021)“…Alkaline sulfite pretreated sugarcane bagasse was enzymatically hydrolyzed in a packed-bed column reactor and a bubble column reactor was evaluated to produce…”
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Techno-Economic-Environmental Analysis of Sophorolipid Biosurfactant Production from Sugarcane Bagasse
Published in Industrial & engineering chemistry research (14-07-2021)“…In a carbon-neutral economy, biorefineries may replace oil refineries, providing materials and molecules. One of these products are biosurfactants (BSs), which…”
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Fermentative Production of β-Carotene from Sugarcane Bagasse Hydrolysate by Rhodotorula glutinis CCT-2186
Published in Applied biochemistry and biotechnology (01-07-2024)“…Β-Carotene is a red–orange pigment that serves as a precursor to important pharmaceutical molecules like vitamin A and retinol, making it highly significant in…”
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Synthesis and Characterization of Magnetic Poly(STY-EGDMA) Particles for Application as Biocatalyst Support in Octyl Oleate Ester Synthesis: Kinetic and Thermodynamic Parameters and Mathematical Modeling
Published in Catalysis letters (01-11-2023)“…This study aimed to (i) synthesize and characterize magnetic poly(styrene- co -ethylene glycol dimethacrylate) particles (STY-EGDMA-M) as immobilization…”
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Valorization of rice husk by hydrothermal processing to obtain valuable bioproducts: Xylooligosaccharides and Monascus biopigment
Published in Carbohydrate polymer technologies and applications (01-12-2023)“…Rice husk is a readily available residue which can be used for producing bioproducts in a biorefinery context. In this study, the hemicellulose fraction was…”
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Saponin Molecules from Quinoa Residues: Exploring Their Surfactant, Emulsifying, and Detergent Properties
Published in Molecules (Basel, Switzerland) (18-10-2024)“…The indiscriminate use of synthetic surfactants, despite their desirable properties, poses significant environmental risks to ecosystems. This study explores…”
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Co–Ni–Al–W γ/γ′ superalloy with Cr and Ti additions fabricated via laser fusion of elemental powders
Published in Materials science & engineering. A, Structural materials : properties, microstructure and processing (01-11-2024)“…A Co-based superalloy (Co-0.20Ni-0.11Al-0.07W-0.04Cr-0.03Ti, mole fraction) was synthesized by laser powder-bed fusion of a blend of elemental powders. The…”
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Yeast immobilization in Lentikats® : a new strategy for xylitol bioproduction from sugarcane bagasse
Published in World journal of microbiology & biotechnology (2006)“…A new PVA-hydrogel matrix for yeast cell immobilization for xylitol bioproduction from sugarcane bagasse was studied. Five repeated-batch fermentation runs…”
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Microstructure and properties of Co-Ni-Al-W γ/γ′ superalloy fabricated via laser fusion of elemental powders
Published in Additive manufacturing (25-08-2023)“…Ball-milled elemental Co, Ni, Al, and W powders were used to fabricate a Co-0.20Ni-0.11Al-0.08W (mole fraction) alloy via laser powder bed fusion (L-PBF). In…”
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Carbohydrates valorization of Quinoa (Chenopodium quinoa) stalk in xylooligosaccharides and carotenoids as emergent biomolecules
Published in Industrial crops and products (01-04-2023)“…Quinoa (Chenopodium quinoa) stalk (QS) is an unvalued and renewable lignocellulosic waste. Aiming to its valorization, autohydrolysis process (178 °C and…”
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Performance of packed bed reactor on the enzymatic interesterification of milk fat with soybean oil to yield structure lipids
Published in International dairy journal (01-11-2018)“…The interesterification reaction of milk fat with soybean oil mediated by Rhizopus oryzae lipase immobilised on a hybrid organic-inorganic support of…”
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Surfactants, Biosurfactants, and Non-Catalytic Proteins as Key Molecules to Enhance Enzymatic Hydrolysis of Lignocellulosic Biomass
Published in Molecules (Basel, Switzerland) (24-11-2022)“…Lignocellulosic biomass (LCB) has remained a latent alternative resource to be the main substitute for oil and its derivatives in a biorefinery concept…”
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A novel use for sugarcane bagasse hemicellulosic fraction: Xylitol enzymatic production
Published in Biomass & bioenergy (01-07-2011)“…The excess of sugarcane bagasse (SCB) from the sugar-alcohol industry is considered a by-product with great potential for many bioproducts production. This…”
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Chemical Modification of Pullulan Exopolysaccharide by Grafting Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBHV) via Click Chemistry
Published in Polymers (29-10-2020)“…Biodegradable and biocompatible copolymers have been often studied for the development of biomaterials for drug delivery systems. In this context, this work…”
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Enzymatic synthesis of monoglycerides by esterification reaction using Penicillium camembertii lipase immobilized on epoxy SiO2-PVA composite
Published in Journal of molecular catalysis. B, Enzymatic (01-08-2010)Get full text
Conference Proceeding Journal Article -
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Profiles of xylose reductase, xylitol dehydrogenase and xylitol production under different oxygen transfer volumetric coefficient values
Published in Journal of chemical technology and biotechnology (1986) (01-03-2009)“…BACKGROUND: Xylitol is a sugar alcohol (polyalcohol) with many interesting properties for pharmaceutical and food products. It is currently produced by a…”
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Packed-Bed Reactor Running on Babassu Oil and Glycerol to Produce Monoglycerides by Enzymatic Route using Immobilized Burkholderia cepacia Lipase
Published in Applied biochemistry and biotechnology (01-05-2010)“…The aim of this study was the glycerolysis of babassu oil catalyzed by immobilized lipase from Burkholderia cepacia, in a continuous packed-bed reactor. The…”
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Journal Article Conference Proceeding -
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Using low-shear aerated and agitated bioreactor for producing two specific laccases by trametes versicolor cultures induced by 2,5-xylidine: Process development and economic analysis
Published in Bioresource technology (01-06-2024)“…[Display omitted] •Large-scale submerged cultivation for laccase production is a matter of improvement.•Agitation and aeration affect fungal morphology…”
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