Energy & Green Tech news

Energy & Green Tech

Greenland's harsh environment and lack of infrastructure have prevented rare earth mining

Greenland's harsh environment, lack of key infrastructure and difficult geology have so far prevented anyone from building a mine to extract the sought-after rare earth elements that many high-tech products require. Even ...

Energy & Green Tech

Meta lines up massive supply of nuclear power to energize AI data centers

Meta has cut a trio of deals to power its artificial intelligence data centers, securing enough energy to light up the equivalent of about 5 million homes.

Engineering

Carbon shell design curbs shuttle effect in thermal battery cathodes

Transition metal fluorides are widely regarded as promising cathode materials because of their high theoretical voltages and excellent thermal stability. However, in real batteries, these materials tend to dissolve and migrate ...

Engineering

Heat pumps will soon be able to store and distribute heat as needed

Researchers have developed a heat storage unit that takes up less space than a regular hot water tank. It charges when electricity is cheap and releases heat when needed.

Energy & Green Tech

Q&A: How AI could optimize the power grid

Artificial intelligence has captured headlines recently for its rapidly growing energy demands, and particularly the surging electricity usage of data centers that enable the training and deployment of the latest generative ...

Energy & Green Tech

Solar hydrogen can now be produced efficiently, no platinum required

A research team led by Chalmers University of Technology, Sweden, has presented a new way to produce hydrogen gas without the scarce and expensive metal platinum. Using sunlight, water and tiny particles of electrically conductive ...

Energy & Green Tech

Researchers examine aviation's path to sustainability

Researchers from SUNY Polytechnic Institute's Sustainable Aerospace Energy Center (SAEC) have published a new study in the Journal of Air Transportation analyzing how the aviation sector is navigating its transition toward ...

Energy & Green Tech

Manganese gets its moment as a potential fuel cell catalyst

The road to a more sustainable planet may be partially paved with manganese. According to a new study by researchers at Yale and the University of Missouri, chemical catalysts containing manganese—an abundant, inexpensive ...

Electronics & Semiconductors

Green electronics: Smart sensor tag protects sensitive goods

Researchers from Empa, EPFL and CSEM have developed a green smart sensing tag that measures temperature and humidity in real time—and can also detect whether a temperature threshold has been exceeded. In the future, this ...

Energy & Green Tech

Virtual battery model paves way for electric vehicle simulations

Studies on integrating electric vehicles (EVs) into local energy markets have been hindered by the high computational complexity associated with EV modeling. Seyed Mahoor Ebrahimi's doctoral dissertation at the University ...

Engineering

Climate-friendly metals can come from deep-sea ores

The demand for metals will increase significantly in the coming years, primarily because the climate-friendly transformation of the economy is only possible through the electrification of industrial processes, transport and ...

Electronics & Semiconductors

Mirror-image molecules boost organic solar cell performance

Organic solar cells are made from conductive polymers, which makes them cheap, light, and flexible. However, one drawback is that their efficiency lags behind the best silicon devices—but this may soon change—as researchers ...

Engineering

Coffee waste helps make lower carbon concrete

RMIT researchers are advancing new ways to cut the carbon footprint of infrastructure by turning everyday organic waste into useful construction materials.

Energy & Green Tech

Quantifying compounds in biogas for cleaner energy

Researchers at the Paul Scherrer Institute PSI have developed a new analytical method that can detect even tiny amounts of critical impurities in biogas. This procedure can be used even by small biogas plants without the ...

Business

How to predict future energy demand

When Lukas Dahlström returned to Gotland to start his doctoral program at the GRASS graduate school, it was like coming full circle. He grew up on the island and has long been interested in science and sustainable development. ...

Engineering

Scientists use textile ash to create extremely strong cement

Researchers at Kaunas University of Technology (KTU) are developing new ways to turn textile waste into energy and high-performance cement materials, offering sustainable solutions for two resource-intensive sectors—textiles ...

Energy & Green Tech

Engineers tackle pre-ignition challenges in hydrogen-fueled engines

Engineers at Southwest Research Institute (SwRI) have developed a reliable testing methodology to study stochastic pre-ignition (SPI) in hydrogen-fueled internal combustion engines (H2-ICEs), offering the automotive industry ...