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A new comprehensive safety assessment framework for liquid hydrogen storage systems in UAVs

A comprehensive safety assessment framework for liquid hydrogen storage systems in UAVs has been developed, addressing thermal performance and structural integrity challenges. The framework integrates multiple analyses, including thermal insulation, structural analysis, fatigue testing, and impact assessments.

SourceSeoul National University of Science & Technology·JournalInternational Journal of Hydrogen Energy·TypeExperimental study·DateSep 23, 2025

Seven-octave ultrabroadband metamaterial absorbers

Researchers have developed a metamaterial absorber spanning seven octaves that demonstrates an average absorption coefficient of 0.944, covering the entire audible spectrum. The absorber's compact profile and ultrabroadband performance show promising applications in aerospace noise reduction and precision acoustic environment control.

SourceScience China Press·JournalNational Science Review·TypeExperimental study·DateAug 6, 2025

Using lightning to make ammonia out of thin air

University of Sydney researchers have developed a method to produce ammonia in gas form using electricity, offering a more sustainable alternative to the current Haber-Bosch process. This new approach reduces energy consumption and greenhouse gas emissions, making it a promising solution for the agricultural and hydrogen industries.

SourceUniversity of Sydney·JournalAngewandte Chemie International Edition·TypeExperimental study·DateJul 3, 2025

The new, shorter space race

Satellites in traditional orbits face challenges such as crowding, lower resolution imaging, and longer distances for data transmission. Researchers are developing novel thruster systems to address these issues, including a self-neutralized air-breathing plasma thruster that uses the surrounding air as a propellant.

Kumamoto University researchers develop novel method for modeling periodically time-varying systems

Researchers at Kumamoto University have developed a new mathematical modeling technique for linear periodically time-varying systems, enhancing the accuracy of control system models. This breakthrough has profound implications for industries relying on complex control systems, such as autonomous vehicles and aerospace applications, imp...

SourceKumamoto University·JournalIEEE Access·TypeComputational simulation/modeling·DateMar 26, 2025

New UVA professor’s research may boost next-generation space rockets

A UVA professor has made new discoveries about electron kinetic behavior within plasma beams, potentially revealing the 'shape' of future space technology. The findings could lead to more efficient and reliable electric propulsion systems for long-duration space missions.

SourceUniversity of Virginia School of Engineering and Applied Science·JournalPlasma Sources Science and Technology·TypeComputational simulation/modeling·DateJan 3, 2025

Unlocking next-gen chip efficiency: UVA researchers confirm thermal insights for tiny circuits

Researchers at the University of Virginia have confirmed a key principle governing heat flow in thin metal films, paving the way for advancements in technology and more efficient devices. The study validated Matthiessen's rule in ultra-thin copper films, providing a blueprint to mitigate thermal bottlenecks.

SourceUniversity of Virginia School of Engineering and Applied Science·JournalNature Communications·TypeExperimental study·DateNov 4, 2024

Steady flight of kestrels could help aerial safety soar

Researchers studied kestrels' hovering flight behavior, revealing insights that could improve drone stability in turbulent conditions. The study found that birds use changes in wing surface area to achieve stable flight, a method that could be applied to morphing wings in drones.

SourceRMIT University·JournalJournal of Experimental Biology·TypeObservational study·DateAug 7, 2024

Breakthrough in tremor treatment: Robotic therapy developed by GIST researchers improves daily activities

Researchers at the Gwangju Institute of Science and Technology (GIST) have developed an innovative robotic rehabilitation system called SPINDLE to enhance the strength and dexterity of individuals with tremors. The study revealed significant benefits, including improved motor control, coordination, and neuroplasticity.

SourceGIST (Gwangju Institute of Science and Technology)·JournalIEEE Transactions on Neural Systems and Rehabilitation Engineering·TypeExperimental study·DateJun 27, 2024