Energy & Green Tech news

Energy & Green Tech

No lithium metal anode to start? Silver-based additive helps stabilize next-generation batteries

A research team at The Hong Kong University of Science and Technology (HKUST) has developed a dynamic integrated interface engineering strategy that enhances the energy density and stability of anode-free lithium metal batteries ...

Electronics & Semiconductors

Ambient radiation used to power battery-free temperature sensor

Researchers at the University of Arkansas and the University of Michigan have reported the creation of a graphene-based energy harvester that uses ambient radiation to run ultralow-power temperature sensors. This is the second ...

Engineering

Engineered porous material recovers valuable rare earth elements from industrial wastewater

The rare earth elements that help power electric vehicles, wind turbines, medical imaging machines and other advanced technologies may be hiding in an unlikely place: industrial wastewater.

Energy & Green Tech

Doubling hydrogen production through a synergy of materials

Many chemical processes require hydrogen, which is still being produced from fossil fuels. A protonic ceramic electrolyzer cell (PCEC) is a device that can produce hydrogen from water at temperatures that match key industrial ...

Energy & Green Tech

Finland grants license for world's first nuclear waste repository

Finland's government has granted an operating license for the world's first permanent repository for radioactive spent nuclear fuel, waste management company Posiva said Thursday, 22 years after construction began on the ...

Engineering

Turning coffee waste into 3D-printed architectural forms

RMIT researchers have turned coffee waste into 3D-printed architectural forms, opening a potential pathway towards more sustainable, low-carbon construction. The project brings together scientific, architectural and engineering ...

Engineering

Turning waste into fuel could help cut cement's carbon footprint

Waste that would otherwise end up in a landfill could help low-carbon cement production by reducing the industry's reliance on fossil fuels, according to Adelaide University researchers. Ph.D. candidate Geethmi Thisakya, ...

Engineering

Safety-conscious drop tower improves TN bridges

If you are inside the John D. Tickle Engineering Building at the University of Tennessee, Knoxville, and think you hear a semitruck slamming into a highway overpass, your ears aren't deceiving you. You've just stopped by ...

Energy & Green Tech

Why some green solutions can increase emissions

New research study from King's Business School argues that some circular economy strategies can increase emissions rather than reduce them. Published in the British Journal of Management, the article presents a framework ...

Energy & Green Tech

Tapping water supply systems for energy production

Scott DeNeale is a water resources engineer whose work at Oak Ridge National Laboratory's Water Power Program centers on how hydropower research can be applied to water-energy systems. His specialty is bridging the gap between ...

Energy & Green Tech

Why solar research should stop leading with climate

Kodak invented the digital camera in 1975. Management looked at it, decided film was doing fine, and put the technology in a drawer. By the time they took it seriously, other companies had taken the market. Kodak filed for ...

Energy & Green Tech

Researchers unlock path to scaling gas made from waste

New research shows how Australian energy companies and waste management firms can safely turn organic waste, such as food scraps, sewage and animal waste, into clean gas for homes and businesses. Led by Professor Mohsen Talei ...