Energy & Green Tech news

Electronics & Semiconductors

Achieving a supercapacitor through the 'molecular coating' approach

Researchers at Tohoku University have successfully increased the capacity, lifetime durability, and cost-effectiveness of a capacitor in their pursuit of a more power-efficient future. The research is published in the journal ...

Energy & Green Tech

Coal generates less than 50% of Australian electricity for first time

Coal generated less than 50 percent of Australia's electricity in the last week of August, dropping to a record low as renewable production surged, data showed Wednesday.

Energy & Green Tech

UK announces record green energy auction

The UK on Tuesday said it had awarded a record 131 new green infrastructure projects in a single auction, including plans for Europe's two biggest offshore windfarms.

Energy & Green Tech

Catalyst design boosts performance of anion-exchange-membrane fuel cells

Fuel cells are energy-conversion solutions that generate electricity via electrochemical reactions without combustion, thus not contributing to the pollution of air on Earth. These cells could power various technologies, ...

Energy & Green Tech

Norway's electric car sales set new world record

Electric car sales in Norway took a 94-percent share of the market in August—a new world record—statistics showed Monday, as sales in the rest of Europe stagnate.

Energy & Green Tech

Developing EV battery enclosures with lower carbon emissions

More charging power, higher range, lower environmental impact: In the COOLBat joint research project, researchers from the Fraunhofer Institute for Machine Tools and Forming Technology IWU have teamed up with partners to ...

Energy & Green Tech

Pilot plant demonstrates iron-based hydrogen storage feasibility

Photovoltaics are set to meet over 40% of Switzerland's electricity needs by 2050. But solar power isn't always available when it's needed: there's too much of it in summer and too little in winter, when the sun shines less ...

Energy & Green Tech

Offshore wind farms are vulnerable to cyberattacks, study shows

The hurrying pace of societal electrification is encouraging from a climate perspective. But the transition away from fossil fuels toward renewable sources like wind presents new risks that are not yet fully understood.

Electronics & Semiconductors

Suppression of deep-level traps for lead-free perovskite solar cells

Tin perovskites have gained tremendous attention in lead-free perovskite solar cells. However, Sn vacancies and undercoordinated Sn ions on the tin perovskite surfaces can create deep-level traps, leading to non-radiative ...

Energy & Green Tech

Hydrogen: Handle with care

When produced and used properly, hydrogen can potentially play many roles in the transition toward clean energy and industrial systems. Hydrogen can directly replace natural gas and coal in industrial and manufacturing processes ...

Energy & Green Tech

X-rays light the way to more stable solar cell materials

Using the bright X-rays of the Advanced Photon Source and a custom-built characterization platform, scientists have traced the ion movements inside perovskites, a potential material for new solar energy harvesting devices.

Engineering

Developing algorithms for self-healing microgrids of the future

Self-healing electrical grids: It may sound like a concept from science fiction, with tiny robots or some sentient tech crawling around fixing power lines, but in a reality not far from fiction a team of researchers is bringing ...

Energy & Green Tech

Electric aircraft could lead to major climate benefits, says study

Aviation has grown considerably in recent decades and accounts for approximately 2% of global carbon dioxide emissions and some 4% of all climate change impacts annually. While aviation is an important contributor to climate ...

Energy & Green Tech

Fast-charging lithium battery seeks to eliminate 'range anxiety'

A team in Cornell Engineering has created a new lithium battery that can charge in under five minutes—faster than any such battery on the market—while maintaining stable performance over extended cycles of charging and ...

Electronics & Semiconductors

New sustainable method for creating organic semiconductors

Researchers at Linköping University, Sweden, have developed a new, more environmentally friendly way to create conductive inks for use in organic electronics such as solar cells, artificial neurons, and soft sensors. The ...