Results 51 to 60 of about 85,422 (266)

Enzymatic and microbial routes to bioplastics: The green chemistry frontier of biopolymers

open access: yesFEBS Open Bio, EarlyView.
Microbial biosynthesis and engineered enzyme platforms are expanding the design space of polyhydroxyalkanoate bioplastics. By combining fermentation, PHA synthase engineering and cell‐free modular systems, tailored biodegradable polymers can be produced with tunable properties, supporting more sustainable materials and future circular bioeconomy ...
Giovanni Gallo   +4 more
wiley   +1 more source

Life Cycle Assessment of Maize-Germ Oil Production and the Use of Bioenergy to Mitigate Environmental Impacts: A Gate-To-Gate Case Study

open access: yesResources, 2019
The need to reduce the environmental impacts of the food industry is increasing together with the dramatic increment of global food demand. Circulation strategies such as the exploitation of self-produced renewable energy sources can improve ecological ...
Mattias Gaglio   +6 more
doaj   +1 more source

Pressurized Steam Torrefaction of Wet Agro-industrial Residues [PDF]

open access: yesChemical Engineering Transactions, 2018
This paper aims at demonstrating the viability of pressurized steam torrefaction (PST) as an effective pretreatment of wet agro-industrial residues for a flexible generation of biochar, along with secondary liquid products as "green" feedstocks of interest in chemical and process industries.
Paola Brachi   +4 more
openaire   +4 more sources

Current Tracking Adaptive Control of Brushless DC Motors

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
In this paper, the current tracking for Brushless Direct Current motors is approached considering uncertainty in the parameters of the motor's model. An adaptive control scheme to compensate electrical parameters uncertainty is proposed without requiring any knowledge of the mechanical parameters.
Fernanda Ramos‐García   +3 more
wiley   +1 more source

Decolorization of textile industry wastewater in solid state fermentation with Peach-Palm (Bactris gasipaes) residue

open access: yesBrazilian Journal of Biology, 2018
In this work we have assessed the decolorization of textile effluents throughout their treatment in a solid-state fermentation (SSF) system. SSF assays were conducted with peach-palm (Bactris gasipaes) residue using the white rot fungus Ganoderma lucidum
J. A. Chicatto   +5 more
doaj   +1 more source

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

Innovating Aircraft Repair Processes: The Role of Digitalization in Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
This research explores how digitalization—by storing detailed non‐destructive testing data in structured DICONDE databases and creating a standard data model of the component—innovates aviation maintenance and repair processes. Coupled with a developed state‐based simulation model, it enables data‐driven, sustainable repair strategies that reduce waste,
Johanna Aigner   +3 more
wiley   +1 more source

Atividade antimicrobiana, antioxidante e teor de compostos fenólicos em casca e amêndoa de frutos de manga Antimicrobial and antioxidant activity and total phenolic content in mango peel and kernel

open access: yesRevista Ceres, 2013
O processamento industrial de frutos de manga gera elevada quantidade de resíduos agroindustriais, representados pelas cascas e sementes (amêndoa), os quais, sem aplicação viável, acabam sendo descartados diretamente no meio ambiente.
Kettelin Aparecida Arbos   +2 more
doaj  

RECICLAGEM DE LODO INDUSTRIAL, CLASSE II, COMO SUBSTRATO PARA PRODUÇÃO DE MUDAS

open access: yesColloquium Agrariae, 2007
The industrial sludge is a residue with great concentration of organic substance and needs the establishment of techniques for correct insurance recycling.
Fábio Fernando de Araújo   +2 more
doaj   +1 more source

A Concept of a Digital and Traceable Manufacturing Documentation Based on Formalized Process Description Applied on Composite Aircraft Moveable

open access: yesAdvanced Engineering Materials, EarlyView.
The documentation of component manufacture has become an essential part of today's production processes, especially for the analysis and optimization of production or component design with regard to structural performance, economic efficiency, and sustainability.
Björn Denker   +4 more
wiley   +1 more source

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