Results 21 to 30 of about 2,515 (114)

Valorization of Wastes from Wine Industry in the Production of Lightweight Clay Bricks

open access: yesU.Porto Journal of Engineering
Lightweight clay brick is an idea that arose from the need to reduce waste by giving grape pomace, a waste product from the Portuguese wine sector, a new use, promoting a circular economy.
José Matos   +3 more
doaj   +1 more source

Poly(Ionic) Liquid‐Enhanced Ion Dynamics in Cellulose‐Derived Gel Polymer Electrolytes

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
Advancing Energy Storage: Gel Polymer Electrolytes with Promising Potential Gel polymer electrolytes (GPEs) incorporating methyl cellulose and a range of ionic/polymeric achieved Li+ transference numbers comparable to traditional liquid electrolytes.
Tiago G. Paiva   +7 more
wiley   +1 more source

Bioplastic made from Kiwi Branches

open access: yesU.Porto Journal of Engineering
The main goal of this work was to develop a product whose cellulose is extracted from kiwi branches. The product presented, Kiwiplast consists of a bioplastic film for food packaging.
Maria Charchalis   +2 more
doaj   +1 more source

Dewatering combined with Moringa oleifera extract coagulation for industrial‐grade cassava starch concentration

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract Background Efficient dewatering is a critical step in cassava starch production because the moisture content of the concentrated slurry directly affects downstream drying costs and overall process efficiency. Conventional concentration routes, including sedimentation and centrifugation, often provide limited cake dryness and can increase ...
Maria Eduarda S Speretta   +4 more
wiley   +1 more source

Optimizing germination and cultivation of edible halophytes using effluents from an IMTA system

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Halophytes offer nature‐based solutions to food insecurity and soil degradation, while their integration into integrated multi‐trophic aquaculture (IMTA) systems promotes circular economy practices. This study aimed to optimize the germination and cultivation of edible halophytic species, namely Limbarda crithmoides, Suaeda vera and
Viana Castañeda‐Loaiza   +5 more
wiley   +1 more source

Poly(Hydroxybutyrate‐Co‐Hydroxyvalerate)/Thermoplastic Starch Blends for Application in Biodegradable Mulch Films

open access: yesPolymer Engineering &Science, EarlyView.
Poly(hydroxybutyrate‐co‐hydroxyvalerate)/thermoplastic starch blends, produced by melt processing, showed improvements in mechanical properties and water vapor transmission barrier performance, which can help control excessive water evaporation from the soil, thus contributing to pH and moisture regulation.
Pâmela R. Oliveira   +4 more
wiley   +1 more source

Integration of Microalgae-Based Bioenergy Production into a Petrochemical Complex: Techno-Economic Assessment

open access: yesEnergies, 2016
The rapid development of modern society has resulted in an increased demand for energy, mainly from fossil fuels. The use of this source of energy has led to the accumulation of carbon dioxide (CO2) in the atmosphere.
Ana L. Gonçalves   +4 more
doaj   +1 more source

Passion fruit seed oil: extraction and subsequent transesterification reaction

open access: yesGrasas y Aceites, 2021
This work aims to remove the oil from passion fruit seeds using ethanol as solvent and then to carry out the transesterification of the product from the extraction step (oil + ethanol).
T.B. Massa   +4 more
doaj   +1 more source

Covalent Functionalization of NiFe Layered Double Hydroxides using Tris(Hydroxymethyl)Aminomethane

open access: yesSmall, EarlyView.
Covalent functionalization of NiFe layered double hydroxides with tris(hydroxymethyl)aminomethane enables controlled growth, enhanced structural order, and improved processability. Temporary TRIS anchoring promotes stable water‐based inks and binder‐free electrode fabrication, leading to enhanced oxygen evolution activity and long‐term stability under ...
Alvaro Seijas Da Silva   +8 more
wiley   +1 more source

Influence of phenolic compounds on color formation at different stages of the VHP sugar manufacturing process

open access: yesScientific Reports, 2022
Phenolic compounds are natural dyes contained in sugarcane juice and represent an important parameter in industrial processing, as they significantly affect the color formation of raw sugar.
Mirelle Márcio Santos Cabral   +6 more
doaj   +1 more source

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