Results 61 to 70 of about 1,366,134 (352)

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Solid waste management in Puerto Rico : an assessment of environmental impacts and benefits [PDF]

open access: yes, 2011
Municipal solid waste (MSW) management has been a challenging issue throughout history. Waste management options have evolved, but they can present distinct environmental impacts, such as the emission of greenhouse gases (GHG).
Martinez-Colon, Jose F.
core  

Towards a better exploitation of the technical potential of waste-to-energy [PDF]

open access: yes, 2016
The present study describes the state-of-play of incineration and other waste management options for different wastes in the EU, provides an assessment of proven and emerging techniques for increased energy recovery in waste-to-energy processes and ...
EDER PETER   +5 more
core   +1 more source

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

Frailty Exacerbates Disability in Progressive Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background To evaluate frailty in severe progressive multiple sclerosis (PMS) and to investigate the underlying mechanisms. Methods This prospective, cross‐sectional, multicenter study enrolled a late severe PMS group requiring skilled nursing (n = 53) and an age, sex, and disease duration‐matched control PMS group (n = 53).
Taylor R. Wicks   +10 more
wiley   +1 more source

Solid waste as renewable source of energy: current and future possibility in Libya

open access: yesCase Studies in Thermal Engineering, 2014
Solid waste holds the greatest potential as biomass source in Libya. The rapid expansion of industry has led to increased urbanization and growing population.
Tarek A. Hamad   +3 more
doaj   +1 more source

Waste-to-Energy: A Midas Touch for Turning Waste into Energy

open access: yesEnergies, 2023
Presently, the rapid urbanization and industrialization have generated a great amount of waste around the world, which has led to increasing environmental pollution and greenhouse gas (GHG) emissions [...]
Long Zhang, Wuliyasu Bai, Jingzheng Ren
doaj   +1 more source

β‐Catenin/c‐Myc Axis Modulates Autophagy Response to Different Ammonia Concentrations

open access: yesAdvanced Biology, Volume 9, Issue 3, March 2025.
Ammonia, detoxified by the liver into urea and glutamine, impacts autophagy differently at varying levels. Low ammonia activates autophagy via c‐Myc and β‐catenin, while high levels suppress it. Using Huh7 cells and Spf‐ash mice, c‐Myc's role in cytoprotective autophagy is revealed, offering insights into hyperammonemia and potential therapeutic ...
S. Sergio   +11 more
wiley   +1 more source

Waste-to-Energy and effective energy utilization [PDF]

open access: yes, 2015
Diplomová práce se zabývá zvýšením využití energie při spalování odpadů. Úvodní část se zabývá představením konkrétního zařízení pro energetické využití odpadů a jeho kogenerační výroby. Dále je zde popsán výpočtový nástroj a princip jeho funkce.
Kadleček, Vít
core  

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

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