Alı́rio E. Rodrigues
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View article: Microencapsulated α‐Tocopherol and Moringa Extract for Improved Skin Protection: Insights From Human Skin Assessment in Cosmetic Formulations
Microencapsulated α‐Tocopherol and Moringa Extract for Improved Skin Protection: Insights From Human Skin Assessment in Cosmetic Formulations Open
Background α‐Tocopherol is a potent antioxidant naturally present in human skin, protecting against oxidative damage from UV radiation and pollution. While cosmetic applications may enhance skin protection, its stability and effective deli…
View article: Circular Valorisation of Essential Oil Post-distillation by-products for Enhanced Xanthan Gum Bioproduction and Antimicrobial Treatments against Staphylococcus aureus
Circular Valorisation of Essential Oil Post-distillation by-products for Enhanced Xanthan Gum Bioproduction and Antimicrobial Treatments against Staphylococcus aureus Open
Essential oil (EO) post-distillation by-products, like hydrosols and wastewater, are sources of bioactive compounds. Aligned with the principles of the circular economy, these residues offer a cost-effective alternative for various applica…
View article: Family Farming: Public Policy For Territorial Development Proposed in the State Sustainable Development Plan of Rondônia - PDES 2015-2030
Family Farming: Public Policy For Territorial Development Proposed in the State Sustainable Development Plan of Rondônia - PDES 2015-2030 Open
Objective: This article aims to analyze the public policies of the Rondônia State Sustainable Development Plan (PDES) in promoting family farming. The preparation of the Plan was guided by the guidelines of the National Policy for Regional…
View article: Lignin from aldehyde-assisted fractionation can provide light-colored Pickering emulsions through colloidal particles formed using alkaline antisolvent
Lignin from aldehyde-assisted fractionation can provide light-colored Pickering emulsions through colloidal particles formed using alkaline antisolvent Open
Colloidal lignin particles (CLPs) are gaining attention as eco-friendly stabilizers for Pickering emulsions. Still, conventional lignin sources, like kraft lignin, are often limited by their dark color and strong odor. This study explores,…
View article: Insights into photoelectrocatalytic lignin oxidation to value-added products using a niobium-doped titanium dioxide photoanode
Insights into photoelectrocatalytic lignin oxidation to value-added products using a niobium-doped titanium dioxide photoanode Open
Photoelectrocatalysis was explored as an innovative process to oxidize lignin from black liquor, a by-product of wood pulping.
View article: Methane upgrading on pelletised Maxsorb activated carbon by gas-phase simulated moving bed
Methane upgrading on pelletised Maxsorb activated carbon by gas-phase simulated moving bed Open
To study the separation of methane and nitrogen mixtures by gas-phase simulated moving bed (SMB), Maxsorb activated carbon was pelletised by extrusion with 10% binder. Both argon and carbon dioxide were used as potential desorbent gases. T…
View article: Operation and Modeling of a Process for 1,1-Diethoxybutane Synthesis in a Simulated Moving Bed Reactor Pilot Unit
Operation and Modeling of a Process for 1,1-Diethoxybutane Synthesis in a Simulated Moving Bed Reactor Pilot Unit Open
1,1-Diethoxybutane (DEB) was synthesized in a Simulated Moving Bed Reactor (SMBR) consisting of eight columns packed with the commercial resin Amberlyst15. The True Moving Bed Reactor (TMBR) model was used to model the reaction/separation …
View article: SINAVE’s quality: completeness for Meningococcal Disease – Northern Portugal, 2020-2022
SINAVE’s quality: completeness for Meningococcal Disease – Northern Portugal, 2020-2022 Open
Due to Meningococcal’s Disease (MD) severity and impact in public health, in Portugal it is mandatory to notify the suspicious cases to implement effective control measures. MD cases are notified in the National Surveillance System (SINAVE…
View article: Unlocking the Potential of Hydrosols: Transforming Essential Oil Byproducts into Valuable Resources
Unlocking the Potential of Hydrosols: Transforming Essential Oil Byproducts into Valuable Resources Open
The global demand for sustainable and non-toxic alternatives across various industries is driving the exploration of naturally derived solutions. Hydrosols, also known as hydrolates, represent a promising yet underutilised byproduct of the…
View article: First Insight into Lignin Valorization as a Promising Biopolymer for the Modulation of the Physicochemical Properties of Port Wine
First Insight into Lignin Valorization as a Promising Biopolymer for the Modulation of the Physicochemical Properties of Port Wine Open
Lignosulfonate (LS), kraft lignin (KL), and organosolv lignin (OL) were evaluated as potential modulating agents of the physicochemical properties of Port wine at two different concentrations for 7 and 30 days. KL and LS demonstrated the a…
View article: Advancements in conventional and supercritical CO2 extraction of Moringa oleifera bioactives for cosmetic applications: A review
Advancements in conventional and supercritical CO2 extraction of Moringa oleifera bioactives for cosmetic applications: A review Open
Moringa oleifera L. extracts (Mo) have attracted attention as a sustainable and effective alternative to synthetic ingredients for cosmetic formulations. The unique and diverse phytochemical profile of the Mo tree enhances the quality and …
View article: Competitive Adsorption of Vanillin, Vanillic Acid, and Acetovanillone onto SP700 Resin
Competitive Adsorption of Vanillin, Vanillic Acid, and Acetovanillone onto SP700 Resin Open
In this work, the recovery of phenolic monomers obtained from the oxidative depolymerization of lignin was studied. The adsorption of aromatic aldehydes, acids, and ketones using a macroporous polymeric resin, Sepabeads SP700, was assessed…
View article: Separation of CO2/N2 in Ion-Exchange binder-free beads of zeolite NaY for Post-Combustion CO2 capture
Separation of CO2/N2 in Ion-Exchange binder-free beads of zeolite NaY for Post-Combustion CO2 capture Open
Ion-exchange on bare commercial zeolites can offer improved adsorption processes. In the context of CO2/N2 separation for post-combustion CO2 capture (PCC), here, we report, the effect of ion-exchange on commercial binder-free NaY zeolite …
View article: Modulation of physicochemical and antioxidant properties of Pickering emulsions using colloidal lignin particles based on kraft softwood and hardwood acetone fractions
Modulation of physicochemical and antioxidant properties of Pickering emulsions using colloidal lignin particles based on kraft softwood and hardwood acetone fractions Open
Colloidal lignin particles (CLPs) emerge as a sustainable alternative to traditional, fossil-based emulsion stabilizers. However, effectively outperforming the conventional ingredients requires addressing the challenges posed by lignin het…
View article: Green Hydrogen Recovery from Natural Gas Grids by Vacuum Pressure Swing Adsorption
Green Hydrogen Recovery from Natural Gas Grids by Vacuum Pressure Swing Adsorption Open
International audience
View article: Solar thermo-photocatalytic methanation using a bifunctional RuO2:TiO2/Z13X photocatalyst/adsorbent material for efficient CO2 capture and conversion
Solar thermo-photocatalytic methanation using a bifunctional RuO2:TiO2/Z13X photocatalyst/adsorbent material for efficient CO2 capture and conversion Open
A novel bifunctional photocatalyst/adsorbent material based on the RuO2:TiO2/zeolite 13X (Z13X) composite was developed to enhance solar-driven methanation through simultaneous carbon dioxide (CO2) capture and thermo-photoconversion. The a…
View article: A Microporous Multi‐Cage Metal–Organic Framework for an Effective One‐Step Separation of Branched Alkanes Feeds
A Microporous Multi‐Cage Metal–Organic Framework for an Effective One‐Step Separation of Branched Alkanes Feeds Open
The improvement of the Total Isomerization Process (TIP) for the production of high‐quality gasoline with the ultimate goal of reaching a Research Octane Number (RON) higher than 92 requires the use of specific sorbents to separate pentane…
View article: A Microporous Multi‐Cage Metal–Organic Framework for an Effective One‐Step Separation of Branched Alkanes Feeds
A Microporous Multi‐Cage Metal–Organic Framework for an Effective One‐Step Separation of Branched Alkanes Feeds Open
The improvement of the Total Isomerization Process (TIP) for the production of high‐quality gasoline with the ultimate goal of reaching a Research Octane Number (RON) higher than 92 requires the use of specific sorbents to separate pentane…
View article: Ethylene Purification by Pressure Swing Adsorption with the Paraffin Selective Metal–Organic Framework─DUT-8
Ethylene Purification by Pressure Swing Adsorption with the Paraffin Selective Metal–Organic Framework─DUT-8 Open
Finding ways to separate olefins and paraffin more efficiently has motivated the development of improved adsorbents for adsorption-based separations. Recently, metal–organic frameworks have emerged as a promising alternative. Thus, this wo…
View article: From sulfite liquor to vanillin: effect of crystallization process on the yield, purity, and polymorphic form of crystals
From sulfite liquor to vanillin: effect of crystallization process on the yield, purity, and polymorphic form of crystals Open
Different approaches for vanillin crystallization were performed using an aqueous solution, with low concentrations of this potential food and pharmaceutical phenolic compound, obtained from adsorption/desorption experiments applied to an …