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

AI tool predicts building emissions from simple text descriptions

Researchers at the University of Bath have developed the first artificial intelligence (AI) tool that predicts the carbon footprint of buildings from simple text descriptions, giving architects real-time feedback on sustainability ...

Engineering

Sealing paper packaging without adhesives

Since plastic packaging accounts for a large fraction of plastic waste, the demand for environmentally friendly packaging options is increasing. One material that is becoming more and more popular as a sustainable alternative ...

Business

When will the price be right for green hydrogen in New Zealand?

Green hydrogen could help cut New Zealand's industrial emissions, but University of Auckland modeling suggests it's unlikely to make a dent by 2050, with electrification doing most of the heavy lifting. This is mainly due ...

Engineering

Industrial TOPCon solar cells hit 26.66% efficiency record

Crystalline silicon solar cells currently dominate the global photovoltaic industry, with tunnel oxide passivating contact (TOPCon) technology—a type of architecture within this product segment—rapidly gaining market share ...