Energy & Green Tech news

Energy & Green Tech

Breaking fuel cell barriers: New platinum catalyst brings high-efficiency hydrogen vehicles closer to commercialization

A research team has developed a next-generation platinum-based catalyst that improves both activity and durability in hydrogen fuel cells. The study is published in Advanced Materials. The team was led by Professor Sang Uck ...

Energy & Green Tech

Waste water to clean energy: Japanese engineers harness the power of osmosis

A Japanese water plant is harnessing the natural process of osmosis to generate renewable energy that could one day become a common power source.

Energy & Green Tech

AI machine sorts clothes faster than humans to boost textile recycling in China

In an industrial park in Zhangjiagang, a small city on China's east coast, a large humming and hissing machine feeds on piles of used clothes and sorts them.

Engineering

Lithium-air batteries break performance barriers thanks to a newly developed 2D catalyst

As the electric vehicle and energy storage system (ESS) markets experience rapid growth, the development of next-generation batteries capable of surpassing the energy density limitations of existing lithium-ion batteries ...

Energy & Green Tech

Photothermal fabric panels could cut heating energy up to 23%

Researchers at the University of Massachusetts Amherst have unveiled a tool to combat climate change, fossil-fuel dependency, skyrocketing home-heating bills, and gentrification all at once—a simple fabric treated with a ...

Energy & Green Tech

Solar energy could be key to making sustainable aviation fuel

A new way of making sustainable aviation fuel that could cut the reliance on used cooking oil as a feedstock has been developed by a team of engineers led by the University of Sheffield. The new technique captures CO2 from ...

Electronics & Semiconductors

Light bends perovskite crystal lattice, opening way to new devices

New types of semiconductor devices that respond to light could be possible using materials called perovskites, according to a new study by researchers at the University of California, Davis. The work, published in Advanced ...

Engineering

Eco-friendly plastic plates could replace steel bars in concrete

Researchers at the University of Sharjah have demonstrated that concrete can be reinforced using polymer plates instead of steel bars, with the new material showing superior strength, ductility, and energy dissipation. The ...

Energy & Green Tech

Five things to know about rare earth elements

Aside from oil, rare earth elements may be the most buzzworthy thing coming out of the ground these days. Headlines trumpet news about new partnerships to produce rare earths, warn of potential shortages and analyze steps ...

Energy & Green Tech

New ship hull modifications to slash fuel use

Researchers at MIT have demonstrated that wedge-shaped vortex generators attached to a ship's hull can reduce drag by up to 7.5%, which reduces overall ship emissions and fuel expenses. The paper, "Net Drag Reduction in High ...

Engineering

Energy-efficient process delivers rare-earth element for magnets

Neodymium is a rare-earth element essential for producing the strongest permanent magnets, which are widespread in defense technologies, hard drives, medical imaging devices, electric vehicle motors, wind turbines and more. ...

Energy & Green Tech

What are 'rare earths' for?

Crucial for making smartphones, fighter jets and electric cars, "rare earth" metals have become a strategic bargaining chip since main producer China this year introduced restrictions on their exports.

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 ...