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

Neighborhood effects of rooftop solar support the energy transition

A study by researchers from the Universities of Passau and Lausanne shows that when a household installs a solar photovoltaic (PV) system, neighboring households respond as well—and not only by installing solar panels themselves.

Energy & Green Tech

Day-ahead solar forecasting improved for energy sector by up to 13%

Researchers from North Carolina State University have demonstrated techniques that can improve day-ahead solar forecasts by up to 13% over the most consistently performing individual model. The work also emphasizes the importance ...

Energy & Green Tech

Energy-efficient electric drying with superheated steam

Drying is widely used across many sectors, including the paper, cement and chemical industries. It is a key step in the production, processing and treatment of minerals, food or detergents, for example.

Energy & Green Tech

Existing power grids draw data centers to cities, study finds

When people picture a data center, they often imagine something remote: a huge warehouse humming quietly far from the city. New research from NYU Tandon School of Engineering shows that assumption is largely wrong.

Engineering

Study advances solar desalination with multifunctional membrane

As the world's population grows and industry expands, many countries in Africa, the Middle East and Southeast Asia are facing a freshwater scarcity crisis. Finding sustainable ways to produce clean water has become an urgent ...

Engineering

Why making lighter and better batteries takes time

Lithium-ion batteries have revolutionized our lives since they first came onto the market in the early 1990s. They are now used in all sorts of devices, such as cellphones, laptops and electric vehicles.