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Bird skeleton-inspired 3D hollow diamond-enhanced PEG composite PCM for photothermal conversion and thermal management

A novel PCM material combines PEG with a bird-inspired 3D structure for improved thermal conductivity, overcoming challenges like supercooling and low efficiency. The HDF/PEG composite offers integrated solutions for solar energy collection, heat dissipation, and thermal energy transfer/storage.

SourceHigher Education Press·JournalFrontiers in Energy·TypeExperimental study·DateMay 16, 2025

Bubble control

A team of researchers at Kyoto University has developed an experimental setup to precisely adjust the distance between microbubbles, enabling the manipulation of liquid flows. By controlling bubble vibrations, they were able to synchronize their movements and alter the surrounding flow, providing a new fluid control tool for medical an...

SourceKyoto University·JournalSmall·TypeExperimental study·DateMay 2, 2025

Green nickel for sustainable electrification

Researchers at Max Planck Institute for Sustainable Materials have developed a carbon-free method to extract nickel from low-grade ores in a single step, reducing CO2 emissions by 84% and increasing energy efficiency. The approach enables the use of low-grade nickel ores, which account for 60% of total nickel reserves.

SourceMax-Planck-Gesellschaft·JournalNature·DateApr 30, 2025

Fans ineffective in heat waves

A recent study found that electric fans provide little cooling relief for older adults indoors during extreme heat due to their limited sweat production. Dr. Fergus O'Connor from Griffith University suggests using air conditioning at a higher temperature in conjunction with a fan to provide effective cooling and reduce operating costs.

SourceGriffith University·JournalJAMA·TypeObservational study·DateJan 30, 2025

Highly efficient operation of an innovative SOFC powered all-electric ship system using quick approach for ammonia to hydrogen

A groundbreaking study introduces an innovative ribbed catalytic-combustion integrated ammonia cracker (IAC) for rapid hydrogen production in NH3-fueled SOFC systems, achieving complete decomposition within 2.94 seconds and reducing cracking time by 35%. The system produces minimal environmental impact with zero CO2, NO, and SO2 emissi...

SourceHigher Education Press·JournalFrontiers in Energy·TypeExperimental study·DateJan 22, 2025

PolyU researchers develop breakthrough method for self-stimulated ejection of freezing droplets, unlocking cost-effective applications in de-icing

Researchers at PolyU have invented a ground-breaking self-powered mechanism to eject freezing droplets, enabling cost-efficient and promising technological applications. The discovery uses spring-like elastic pillars to accelerate ejection velocity and enlarge kinetic energy transformation of freezing droplets.

SourceThe Hong Kong Polytechnic University·JournalNature Chemical Engineering·DateJan 14, 2025

Core-membrane microstructured amine-modified mesoporous biochar templated via ZnCl2/KCl for CO2 capture

Researchers develop core-membrane microstructured amine-modified mesoporous biochar for efficient CO2 capture, demonstrating exceptional sorption capacity and thermal stability. The innovative material shows promise in mitigating climate change through cost-efficient and sustainable CO2 capture technologies.

SourceHigher Education Press·JournalFrontiers in Energy·TypeExperimental study·DateJan 6, 2025

Turning carbon emissions into methane fuel

Chemists at Ohio State University have developed a novel way to capture and convert carbon dioxide into methane, utilizing nickel-based catalysts and reducing the need for massive amounts of energy. This breakthrough could pave the way for more efficient climate mitigation technologies and help close the carbon cycle.

SourceOhio State University·JournalJournal of the American Chemical Society·TypeExperimental study·DateNov 20, 2024

Low-carbon collaborative dual-layer optimization for energy station considering joint electricity and heat demand response

Researchers developed a dual-layer optimization framework that integrates electricity and heat demand response, increasing revenue by 5.09% and consumer surplus by 2.46%. The strategy also reduced carbon trading costs by 5.23% and emissions by 2.54%, promoting environmental sustainability.

SourceHigher Education Press·JournalFrontiers in Energy·TypeExperimental study·DateNov 13, 2024