Results 61 to 70 of about 30,143 (225)

Techno-economic and resource analysis of hydroprocessed renewable jet fuel

open access: yesBiotechnology for Biofuels, 2017
Background Biomass-derived jet fuel is an alternative jet fuel (AJF) showing promise of reducing the dependence on fossil fuel and greenhouse gas emissions.
Ling Tao   +3 more
doaj   +1 more source

Bio-Jet Fuel Production Technologies for GHG Reduction in Aviation Sector

open access: yesTransactions of the Korean hydrogen and new energy society, 2015
Thie study presents the biomass-derived jet (bio-jet) fuel production technologies for greenhouse gas (GHG) reduction in aviation sector. The aviation sector is responsible for the 2% of the world anthropogenic emissions and the 10% of the fuel consumption: airlines' costs for fuel reach 30% of operating costs.
JAE-KON KIM   +5 more
openaire   +2 more sources

Improvement of water absorption behavior and mechanical properties of woven jute fiber‐reinforced epoxy composites with waste eggshell filler

open access: yesPolymer International, EarlyView.
This study investigates the influence of waste eggshell powder on the water absorption and mechanical properties of jute fiber‐reinforced epoxy composites. Optimal eggshell filler content (2 wt%) significantly enhances composite performance by reducing water absorption and improving mechanical properties.
Safak Yildizhan   +4 more
wiley   +1 more source

Technoeconomic assessment of bio-jet fuel production through alcohol-to-jet (ATJ) pathways from lignocellulosic biomass

open access: yesEnergy Conversion and Management: X
Bio-jet fuel productions are generally classified as Alcohol-to-Jet (ATJ), Oil-to-Jet (OTJ), Gas-to-Jet (GTJ), and Sugar-to-Jet (STJ) pathways. This study focuses on ATJ, which converts alcohols to jet fuel via catalytic processes.
Nusrat Fatema Nayan
doaj   +1 more source

Electrospun conducting polymers: recent trends and the transition towards a sustainable future

open access: yesPolymer International, EarlyView.
This review discusses the electrospinning of conducting polymers, detailing procedures, fibrous morphologies, improved properties, applications in electronics, and challenges, while outlining future directions for nanofibre‐based devices in various fields.
Xenofon Karagiorgis   +3 more
wiley   +1 more source

Sustainable Polymer Biocomposites for Food Packaging: Green Nanotechnology, Circular Plastic Upcycling and Smart Functional Materials

open access: yesPackaging Technology and Science, EarlyView.
Graphical abstract showing the development of biodegradable polymer biocomposites reinforced with natural fibres, green nanoparticles and waste‐plastic upcycling pathways toward sustainable smart food packaging materials ABSTRACT The fundamental hypothesis behind this review is that the combination of biodegradable polymer‐based biocomposites, which ...
Chandra Sekhar Espenti, Jaewoong Lee
wiley   +1 more source

The Evolution of Autonomous Systems for Planetary Cave Exploration: A Review

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT The exploration of Subsurface Access Points (SAPs), such as lava tubes on the Moon and Mars, has gained significant interest due to their potential as stable environments shielded from surface radiation and temperature extremes. These sites are considered high‐value targets for detecting water and signs of ancient life, and assessing their ...
Sarah Swinton   +4 more
wiley   +1 more source

Effect of arrangements in an atmospheric hydrotreating reactor of cobalt and/or molybdenum dispersed on activated carbon catalysts toward bio-jet fuel production from refined palm oil

open access: yesCase Studies in Chemical and Environmental Engineering
The issue of the depletion of the availability of fossil fuels for the aviation industry and the adverse effects of their use has led researchers to continue to develop biofuels from vegetable oils that are abundant in nature.
Ady Yulianto   +8 more
doaj   +1 more source

Efficient Harvesting of Irregular and Low‐Frequency Mechanical Energy via Hybridized Electromagnetic‐Triboelectric Systems

open access: yesSmall, EarlyView.
ABSTRACT The rapid expansion of the Internet of Things (IoT) and wearable electronics necessitates sustainable power sources to replace the limited electrochemical battery. While mechanical energy harvesting offers a promising solution, traditional harvesters face challenges of irregular and low−frequency environmental sources. This review presents the
Yongbin Han   +2 more
wiley   +1 more source

Perfluorohexanone for Clean Fire Suppression: Mechanisms, System Design, Applications, and Future Directions

open access: yesSafety Science and Technology, EarlyView.
Driven by halon and high GWP agent phase out, perfluorohexanone is increasingly deployed in enclosures such as data centers, marine machinery spaces, and industrial process lines. This review summarizes application performance, discharge and distribution design, material compatibility, and byproduct control and maps practical gaps for large volume and ...
Zhilei Yu   +8 more
wiley   +1 more source

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