Results 31 to 40 of about 2,591,960 (246)

ASPEK HUKUM KESELAMATAN PENERBANGAN

open access: yesMasalah-Masalah Hukum, 2013
Chicago Convention, 1944 is an instrument of international law which is produced by the International Civil Aviation Organization (/CAO), regulate international civil aviation including aviation safety material that binds to all /CAO member States ...
Agus Pramono
doaj   +1 more source

Gut Microbiota‐Isoallolithocholic Acid Crosstalk Promotes Calcium Oxalate Kidney Stone Formation via PARP1‐Mediated Parthanatos

open access: yesAdvanced Science, EarlyView.
ABSTRACT Bile acids have been implicated in calcium oxalate (CaOx) nephrolithiasis. Here, we employ multi‐omics approaches to identify isoallolithocholic acid (isoalloLCA) as the key bile acid elevated in the feces, serum, kidney, and urine of CaOx rats, confirmed by spatial metabolomics.
Zijian Zhou   +9 more
wiley   +1 more source

Research progress on airfoil icing characteristics and complex flowfield analysis

open access: yesHangkong gongcheng jinzhan
The theory of aircraft icing and its disaster mechanisms are crucial for preventing icing accidents and enhancing flight performance. The research progress on the flow field characteristics under different icing conditions and special wing configurations
LIU Xiang   +5 more
doaj   +1 more source

Additive Manufacturing of High‐Performance Polymers for Extreme Environments

open access: yesAdvanced Science, EarlyView.
Additive manufacturing of high‐performance polymers for extreme environments is critically reviewed through an integrated chemistry‐processing‐structure‐property‐qualification framework. The review compares fused filament fabrication, selective laser sintering, and direct ink writing, linking rheology and thermal history to crystallization, defect ...
Md Tofazzal Hossain   +7 more
wiley   +1 more source

Study on the Effect of Air Velocity and Duct Area on the Heat Dissipation of Lithium-Ion Batteries

open access: yesBatteries
With the growing adoption of lithium-ion batteries, the risk of battery thermal runaway is increasing, so effective temperature regulation for battery systems is essential. The air cooling system for battery thermal management offers advantages such as a
Zhiheng Pan   +5 more
doaj   +1 more source

Thermal Runaway Hazards of Ternary Lithium-Ion Batteries Under Different Ambient Pressure Environments

open access: yesBatteries
Aiming for the safety requirements of aviation transportation of lithium-ion batteries, the thermal runaway characteristics of ternary lithium-ion batteries in a low ambient pressure environment were systematically explored.
Huajian Cui   +4 more
doaj   +1 more source

Interactive Framework on Absorptive Capacity and Organizational Learning for Circular Economy Transition

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The transition to a circular economy (CE) requires organizations to move beyond linear production systems toward regenerative, resource‐efficient models. For small and medium‐sized enterprises (SMEs), this transition is especially demanding due to constrained financial, technological, and human resources.
Hadi Zarea
wiley   +1 more source

Review of fire extinguishing agents and fire suppression strategies for lithium-ion battery fire

open access: yes工程科学学报
Lithium-ion batteries have been widely used as key carriers of electrochemical energy storage owing to their excellent performance. However, manufacturing defects or non-compliance with safety norms can easily trigger thermal runaway in lithium batteries,
Jiang HUANG   +4 more
doaj   +1 more source

Preparation of Covalent-Ionically Cross-Linked UiO-66-NH2/Sulfonated Aromatic Composite Proton Exchange Membranes With Excellent Performance

open access: yesFrontiers in Chemistry, 2020
Metal-organic frameworks (MOFs), as newly emerging filler materials for polyelectrolytes, show many compelling intrinsic features, such as variable structural designability and modifiability of proton conductivity.
Penglun Zheng   +5 more
doaj   +1 more source

Exploring Sustainable Growth: Eco‐Innovation Among Small and Medium‐Sized Enterprises

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT We examined how small and medium‐sized enterprises (SMEs) in the aerospace industry developed capabilities for eco‐innovation, specifically SMEs enrolled in a green transition mentorship programme. To this end, we conducted multiple case studies over 2 years (August 2022 to November 2024) to gather data through semi‐structured interviews with ...
Coralie Gagné   +5 more
wiley   +1 more source

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